Intake Patents (Class 405/127)
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Patent number: 11274408Abstract: A system for flood water or water flow mitigation includes at least one aqueduct or drain having a first section linking a river, lake, reservoir, water retention pond or dam to another section linked to another lake, reservoir, storage tank or sea, characterized in that the first section are positioned at higher than the other section, and the aqueducts or drains are configured to be placed above ground level or extend upward from sides of river or existing drain, such that invert levels of the aqueducts or drains are higher than sea levels during high tide flooding or sea level increases.Type: GrantFiled: November 27, 2018Date of Patent: March 15, 2022Inventor: IR. DR. Saravanan Mariappan
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Patent number: 10272367Abstract: This infiltration intake system for a revetment wall includes a structural body, set on an outer wall surface of a revetment wall, including a filter storage portion, a filter stored in the filter storage portion of the structural body, and a water guide portion guiding treated water passing through the filter toward the side of an inner wall surface of the revetment wall.Type: GrantFiled: November 4, 2015Date of Patent: April 30, 2019Assignee: HITACHI ZOSEN CORPORATIONInventors: Masaki Inui, Takayuki Inoue
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Patent number: 10272366Abstract: In this infiltration intake system, a structural body integrally includes a waster discharge direction control portion controlling a discharge direction for wastewater discharged from a filter toward a raw water side at a backwash time with a backwash mechanism portion in a prescribed wastewater discharge direction.Type: GrantFiled: November 4, 2015Date of Patent: April 30, 2019Assignee: HITACHI ZOSEN CORPORATIONInventors: Masaki Inui, Takayuki Inoue
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Publication number: 20150034016Abstract: An apparatus for holding back, and diverting, fish in bodies of water by the arrangement of parallel cables (S) braced between two or more abutments (W), wherein the distance between the cables is small enough to prevent fish from swimming through the apparatus.Type: ApplicationFiled: October 17, 2014Publication date: February 5, 2015Inventor: Markus Aufleger
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Patent number: 8784653Abstract: A filter-anchor for placement on a sea floor is provided. It includes a filter housing for filtering sea water prior to entry into a water desalinization system. The filter housing has an exterior, an interior chamber, at least one inlet for providing the sea water to the interior chamber, and at least one outlet for enabling filtered water to be pumped from the interior chamber. A sand filter is disposed in the filter housing. The filter housing has at least one water conduction outlet conduit for filtered water to be pumped to the desalinization system. A wave energy conversion system utilizing the filter anchor is also provided to effect the pumping of the filtered water to the desalinization system. A method of anchoring a wave energy conversion system and providing filtered water to a desalinization system is also provided.Type: GrantFiled: June 27, 2013Date of Patent: July 22, 2014Assignee: Murtech, Inc.Inventors: Robert Murtha, Michael E. McCormick, Mark Washington
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Patent number: 8778176Abstract: A potable water producing system for disposition at a body of salt water and a method of producing potable water is provided. The system includes a wave energy conversion system (AWECS) and a portable filtration-anchor system. The AWECS is in the form of a floating articulated barge housing a desalination system including a reverse osmosis membrane. The filtration-anchor system is submerged in the body of salt water and includes a sand filter to filter the adjacent salt water and to provide the filtered salt water to the desalination system on the articulated barge. The action of the waves on the articulated barge provides energy to pump the filtered salt water from the sand filter to the reverse osmosis member to produce potable water. Moreover, the action of the waves on the articulated barge effects the shaking of the reverse osmosis filter, thereby rendering it self-cleaning.Type: GrantFiled: September 26, 2013Date of Patent: July 15, 2014Assignee: Murtech, Inc.Inventors: Robert Murtha, Michael E. McCormick, Mark K. Washington
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Patent number: 8757927Abstract: A device for discharging industrial water into a receiving body of water is provided. The device includes a gravity-fed basin having a gravity cylinder, the gravity cylinder includes an inlet opening and an outlet opening, the inlet opening forming an overflow crest. A throttle member connected to a float gauge by means of a guide rod is disposed inside the gravity cylinder and vertical swirl vanes are disposed between the gravity-fed basin and the gravity cylinder.Type: GrantFiled: August 20, 2010Date of Patent: June 24, 2014Assignee: Siemens AktiengesellschaftInventors: Falko Schubert, Hubert Schäferlein
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Publication number: 20140115975Abstract: Resin-based structures for use in corrosive environments. The resin-based structures may include a mixture of resin and aggregate. The resin-based structures may be formed in a mold by placing aggregate and resin into the mold. The resin-based structures may have thin wall design with high compression and tension strength.Type: ApplicationFiled: September 17, 2013Publication date: May 1, 2014Inventor: Vincent A. Bussio
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Patent number: 8641892Abstract: Debris adhering to the outer surface of a barrel-type fish screen is cleared by air bursts from a series of perforated air pipes positioned inside the outer foraminous shell of the screen, the perforations being holes with axes at an acute angle to the screen radius for efficient use of the air. Separately, the conical water collection manifold mounted inside the shell is open at its narrow end, with a valve mounted to that open end to control the opening. The opening prevents reduced water inflow at that end of the manifold, and the valve adjusts the access of the surrounding water to the opening, thereby allowing the manifold to be tuned to more closely approach a uniform distribution of axial water flow along the length of the collection manifold for different ambient conditions.Type: GrantFiled: May 23, 2011Date of Patent: February 4, 2014Inventors: John L. Winther, Blake Andrew Toland
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Publication number: 20130279988Abstract: A containment apparatus can be used to contain fluids leaking through a tubular wall of the pipe from an interior of the pipe to an environment surrounding the pipe. The containment apparatus can include a fluid container that can be positioned on an exterior surface of the pipe. The containment apparatus includes a seal for sealingly engaging the diameter of the pipe. In embodiments, the seal can be inflated with a pressure media to form a tighter seal between the containment apparatus and the pipe. For subsea pipeline applications, the containment apparatus can include a riser extending to the surface of the sea, from which the leaking fluid can be collected. In embodiments, the containment apparatus can include a valve that can selectively permit leaking fluid to flow toward a collection receptacle.Type: ApplicationFiled: February 20, 2013Publication date: October 24, 2013Inventor: Khaled A. Al-Buraik
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Publication number: 20130239480Abstract: A water intake assembly (105) is suspendable from an off-shore structure (102) is proposed. It has a bundle (106) of at least a first tubular conduit (106A) and a second tubular conduit (106B) generally stretching side by side along a length direction. At least a part of the distal portion (109) of the first tubular conduit extends further in the length direction than the second tubular conduit when in fully suspended condition. Described used of such a water intake riser assembly include: a method of producing a liquefied hydrocarbon stream and a method of producing a vaporous hydrocarbon steam.Type: ApplicationFiled: November 16, 2011Publication date: September 19, 2013Inventors: Michalakis Efthymious, Kuiper Guido Leon, Van Der Meyden Herman Theodoor
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Patent number: 8496405Abstract: A drain cover and pipe combination comprises a drain cover including a substantially elliptical frame portion defining a space, the space having an axis substantially normal to the frame, and at least one cross piece located in the space so as to define a plurality of openings in the drain cover. The pipe comprises a substantially tubular member having a longitudinal axis, with the pipe having a substantially elliptical shaped rim at one end thereof with a rim axis which is other than parallel to the longitudinal axis of the tubular member. Securing means are provided for securing the drain cover over the rim of the pipe.Type: GrantFiled: April 7, 2010Date of Patent: July 30, 2013Inventor: John Kincheloe
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Patent number: 8282836Abstract: Water intake structures for power plants and other industrial facilities may include an inflow channel, a deep well, an outflow channel, and an intake channel These structures may include a fish screen, such as a wedge-wire screen or the like, positioned between the deep well and the intake channel to separate fish, fish larvae and fish eggs from water supplied to the intake channel from the deep well. These structures may further include one or more circulating or sweep flow pumps positioned proximate an outlet of the outflow channel. The sweep flow pumps may be used to maintain a sweep flow through the deep well of the intake structure to help sweep fish, fish larvae and fish eggs away from the fish screen and into the outflow channel.Type: GrantFiled: February 17, 2010Date of Patent: October 9, 2012Assignee: C-Water Technologies, Inc.Inventor: Peter Feher
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Publication number: 20120155965Abstract: A device for discharging industrial water into a receiving body of water is provided. The device includes a gravity-fed basin having a gravity cylinder, the gravity cylinder includes an inlet opening and an outlet opening, the inlet opening forming an overflow crest. A throttle member connected to a float gauge by means of a guide rod is disposed inside the gravity cylinder and vertical swirl vanes are disposed between the gravity-fed basin and the gravity cylinder.Type: ApplicationFiled: August 20, 2010Publication date: June 21, 2012Inventors: Falko Schubert, Hubert Schäferlein
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Patent number: 8123957Abstract: An apparatus having flotation ballasts, a flotation platform and on the flotation platform, an intake equipment, such as a screen, check valve and/or pump intake and a coupling for a discharge pipe. In an embodiment of the present invention comprises, there are a plurality of substantially symmetrical flotation ballasts, each having a ballast chamber. The composition of the flotation ballast may be made of a material having a density appropriate for the fluid in which it is to be submerged. The method includes the steps of using an apparatus as herein described to ascend and descend intake equipment.Type: GrantFiled: March 26, 2011Date of Patent: February 28, 2012Assignee: Incon-Trol Corp.Inventors: Mark Hayes Bolan, Kenneth Charles Phelps, Donnie Wayne Alexander, John Baxter Horton, Jr., Jeremy Scott Smith, Michael Larry Culbreath
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Publication number: 20110293954Abstract: Described herein are methods of improving the durability of concrete by the infusion of the concrete with a low-viscosity oligomeric solution, and subsequent curing of the oligomeric solution to form a high toughness polymer. Also described herein are compositions containing concrete and high toughness polymers, and formed articles made from concrete and high toughness polymers. The methods and compositions are useful for improving the durability of concrete roads and structures, as well as the durability of repairs to concrete roads.Type: ApplicationFiled: April 28, 2011Publication date: December 1, 2011Applicant: The Regents of the University of CaliforniaInventors: Wei H. Kao, Larry Carlson, Jenn-Ming Yang, Jiann-Wen Woody Ju
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Publication number: 20110233937Abstract: A system includes an aquifer and a source of fluid external to the aquifer. A fluid communication channel extends between the source of fluid and the aquifer. Fluid can flow from the source of fluid to the aquifer through the fluid communication channel. An engine-generator is arranged to convert energy of the flowing fluid into electrical energy. No pumps are provided to move fluid from the aquifer to the source of fluid.Type: ApplicationFiled: March 26, 2010Publication date: September 29, 2011Inventor: William Riley
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Patent number: 7938957Abstract: An apparatus having flotation ballasts, a flotation platform and on the flotation platform, an intake equipment, such as a screen, check valve and/or pump intake and a coupling for a discharge pipe. In an embodiment of the present invention comprises, there are a plurality of substantially symmetrical flotation ballasts, each having a ballast chamber. The composition of the flotation ballast may be made of a material having a density appropriate for the fluid in which it is to be submerged. The method includes the steps of using an apparatus as herein described to ascend and descend intake equipment.Type: GrantFiled: December 19, 2008Date of Patent: May 10, 2011Assignee: Incon-trol Corp.Inventors: Mark Hayes Bolan, Kenneth Charles Phelps, Donnie Wayne Alexander, John Baxter Horton, Jr., Jeremy Scott Smith, Michael Larry Culbreath
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Patent number: 7862713Abstract: A system for reuse of water stored in a reservoir by transfer of initially filtered water from the reservoir to a vertically stacked filtration system located onshore. A flexible filter screened, porous feeder line housed within a perforated carrier pipe extends into the reservoir and is supported above the bottom of the reservoir for transfer of filtered water to the vertically stacked filtration system. The flexible filter screened, porous feeder line includes a conveyance system for retraction and extension of the porous feeder line by two cables. The feeder line is movable from the perforated carrier pipe for cleaning or replacement of the porous feeder line.Type: GrantFiled: March 24, 2009Date of Patent: January 4, 2011Inventor: Donald Justice
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Patent number: 7824128Abstract: The invention relates to a gravity-fed basin for discharging industrial water into a receiving body of water. The gravity-fed basin comprises a gravity cylinder having an inlet opening and an outlet opening, and comprises an overflow sill formed by the edge of the inlet opening of the gravity cylinder. The invention is characterized in that the outlet opening of the gravity cylinder is located underneath the liquid level of the receiving body of water.Type: GrantFiled: February 15, 2006Date of Patent: November 2, 2010Assignee: Siemens AktiengesellschaftInventor: Hubert Schäferlein
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Patent number: 7794589Abstract: A floating suction head assembly for use with a hose, for drawing liquid into the hose. The assembly includes a float and a strainer rotatably mounted to the float. The strainer has a coupling portion for coupling to a hose.Type: GrantFiled: September 5, 2008Date of Patent: September 14, 2010Assignee: Kochek Company, Inc.Inventor: Gregory Kozey
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Patent number: 7794176Abstract: An adjustable height drain has an elongate base element and an elongate drain element. The elongate base element has walls extending upwardly from the elongate base element. The elongate drain element has a top surface supported by downwardly extending walls, and the top surface has a plurality of apertures enabling water to drain through the top surface. First interlocking elements are vertically spaced from each other on the upwardly extending walls, and second interlocking elements are spaced apart from each other on the downwardly extending walls, enabling the elongate drain element to engage the elongate base element in either a first position or a second position, adapting to change in surface elevation.Type: GrantFiled: March 25, 2008Date of Patent: September 14, 2010Assignee: Stegmeier LLCInventor: Darell W. Musser
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Patent number: 7776222Abstract: A method and apparatus for providing ballast water, cooling water, and/or auxiliary service water to a marine vessel is provided. The apparatus includes a plurality of pumps coupled to a docking facility. Each of the pumps collect water surrounding the docking facility and provides filtered water to the marine vessel as the vessel is moored. One or both of the docking facility and pumps may include a filtering device configured to prevent marine species from being entrained in the collected water.Type: GrantFiled: March 19, 2008Date of Patent: August 17, 2010Inventors: David Lee Glessner, Michael Webster Sparks
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Patent number: 7695216Abstract: A drain cover and pipe combination comprises a drain cover including a substantially elliptical frame portion defining a space, the space having an axis substantially normal to the frame, and at least one cross piece located in the space so as to define a plurality of openings in the drain cover. The pipe comprises a substantially tubular member having a longitudinal axis, with the pipe having a substantially elliptical shaped rim at one end thereof with a rim axis which is other than parallel to the longitudinal axis of the tubular member. Securing means are provided for securing the drain cover over the rim of the pipe.Type: GrantFiled: August 6, 2007Date of Patent: April 13, 2010Inventor: John Kincheloe
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Publication number: 20100065508Abstract: An apparatus having flotation ballasts, a flotation platform and on the flotation platform, an intake equipment, such as a screen, check valve and/or pump intake and a coupling for a discharge pipe. In an embodiment of the present invention comprises, there are a plurality of substantially symmetrical flotation ballasts, each having a ballast chamber. The composition of the flotation ballast may be made of a material having a density appropriate for the fluid in which it is to be submerged. The method includes the steps of using an apparatus as herein described to ascend and descend intake equipment.Type: ApplicationFiled: December 19, 2008Publication date: March 18, 2010Inventors: Mark Hayes Bolan, Kenneth Charles Phelps, Donnie Wayne Alexander, John Baxter Horton, JR., Jeremy Scott Smith, Michael Larry Culbreath
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Patent number: 7648629Abstract: A portable filtration device filters water from a body of water within which the device can be buoyantly supported. The device generally comprises an inflatable floatation chamber arranged to support the device to float on the body of water and a filtration housing arranged to be suspended from the floating chamber in the body of water. The filtration housing has an inlet, an outlet, and a filtration medium arranged to filter water passing therethrough from the inlet to the outlet. The inlet is arranged for communication with the body of water and the outlet is arranged for communication with a filtered water reservoir for providing potable water to the reservoir.Type: GrantFiled: February 4, 2008Date of Patent: January 19, 2010Inventor: Alaina Carole Prokopchuk
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Patent number: 7648630Abstract: An underwater filtration system or operator which can be floated on and suspended in a river, lake, pond or other water body to filter water from the water body. The underwater filtration operator may be electrically charged with simultaneous introduction of continuous forced air to remove impurities from the water body and increase filtering efficiency and the system includes a split housing having a selected configuration and divided into one or more filtration units, each of which includes a filter medium or mediums for filtering water from the water body. A pump is provided in the interior of the system housing for receiving the filtered water from the filtration units and pumping the filtered water to a collection tank or dispenser, directly to an end user or to a reverse-osmosis water filtration unit for further filtration.Type: GrantFiled: March 12, 2008Date of Patent: January 19, 2010Inventor: Ronney L. Broussard
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Publication number: 20090230042Abstract: An underwater filtration system or operator which can be floated on and suspended in a river, lake, pond or other water body to filter water from the water body. The underwater filtration operator may be electrically charged with simultaneous introduction of continuous forced air to remove impurities from the water body and increase filtering efficiency and the system includes a split housing having a selected configuration and divided into one or more filtration units, each of which includes a filter medium or mediums for filtering water from the water body. A pump is provided in the interior of the system housing for receiving the filtered water from the filtration units and pumping the filtered water to a collection tank or dispenser, directly to an end user or to a reverse-osmosis water filtration unit for further filtration.Type: ApplicationFiled: March 12, 2008Publication date: September 17, 2009Inventor: Ronney L. Broussard
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Patent number: 7473373Abstract: A stormwater pollution management apparatus for a stormwater basin including a water intake assembly having a first end and a second end generally aligned along an axis and includes a hollow inverted T-shaped connector. A horizontal intake projects in a first direction from one side of the T-shaped connector toward the first end of the water intake assembly. The axially elongated intake defines a series of openings along the length and about the periphery thereof. An outlet projects in a second direction from a second side of the T-shaped connector toward the second end of the water intake assembly. A wrapper extends along and about the generally horizontal intake for creating an energy differential between the sediment water flowing into the water intake assembly and the water in the basin thereby affecting separation of particulate sediment from the water flowing into the water intake assembly. A hollow riser extends upwardly from the connector.Type: GrantFiled: September 17, 2007Date of Patent: January 6, 2009Inventor: Perry W. Danler
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Patent number: 7344644Abstract: The disclosed methods and systems of water purification relate to burying an underdrain in situ under a filter media bed such as a particulate material bed, within a natural body of water. A pump is provided for withdrawing water from the underdrain at a sufficient rate to cause a complex biological matrix filter to proliferate on top of the filter media bed forming a portion of the floor of the body of the water. The filter media bed is positioned at a depth d of water between the water body surface and the water body floor so that the upper surface of the particulate material bed remains substantially undisturbed by wave motion or tidal action at the surface of the body of water to facilitate the proliferation of the biological matrix filter.Type: GrantFiled: February 23, 2006Date of Patent: March 18, 2008Inventor: Chris Haudenschild
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Patent number: 7273545Abstract: A water intake open cavity drum for ponds, which includes a drum body with a lower portion defining a cavity and an upper portion defining a cavity in fluid communication with the lower portion cavity but having less volume than that of the lower portion. The drum includes a plurality of stabilizing feet, at least one water inlet disposed in the lower portion, a water outlet disposed from the upper portion, and a venturi interposed between the water inlet and water outlet. Filtering media is disposed in the cavity, and when a pump is applied to the water outlet, a vortex is formed in the drum body interior which rapidly circulates water throughout the filtering media before it passes out the water outlet.Type: GrantFiled: February 25, 2005Date of Patent: September 25, 2007Inventor: Bruce S. Lloyd
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Patent number: 7267763Abstract: A water intake screen with a filter panel includes a frame adapted to be connected to the water intake and a circular filter panel disposed transversely in an opening of the frame, to which it is fastened. The panel includes a wheel extending in a substantially vertical plane between a lower position and an upper position and having radial retaining members on the upstream side of the panel and attached thereto, an aspiration device on the upstream side of the retaining members, and elements for driving the panel and/or aspiration device with a rotary relative movement so as to generate locally through the panel a successive counterflow at each retaining member in accordance with the rotary relative movement in order to take up successively debris and particles retained thereby and to direct them through an evacuation pipe adapted to evacuate the debris and particles to the exterior.Type: GrantFiled: March 15, 2005Date of Patent: September 11, 2007Assignee: E. Beaudrey et CieInventor: Philip Jackson
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Patent number: 7252458Abstract: A drain cover and pipe combination comprises a drain cover including a substantially elliptical frame portion defining a space, the space having an axis substantially normal to the frame, and at least one cross piece located in the space so as to define a plurality of openings in the drain cover. The pipe comprises a substantially tubular member having a longitudinal axis, with the pipe having a substantially elliptical shaped rim at one end thereof with a rim axis which is other than parallel to the longitudinal axis of the tubular member. Securing means are provided for securing the drain cover over the rim of the pipe.Type: GrantFiled: August 26, 2005Date of Patent: August 7, 2007Inventor: John Kincheloe
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Patent number: 7208082Abstract: A storm drain filter including a frame holding a filter assembly to filter incoming drainage water and thereby prevent sediment from entering the storm drain's inlet. The frame can be easily removed and replaced to allow street sweeping. In one embodiment, an erosion control apparatus comprises one or more broom filters each including a plurality of adjacent bristles, and a frame that holds the broom filter(s) so that the bristles extend downwardly to the road surface. In one embodiment, the beam of the broom filter is pivotally connected to the frame, and the bristles have substantially greater than a 90° vertical angle, to allow the weight and flexibility of the bristles to conform to variations in the road surface. A filtration bag to filter hydrocarbons may be attached downstream of the broom filter. The frame can be designed for a wide variety of implementations, and can be re-usable.Type: GrantFiled: November 3, 2004Date of Patent: April 24, 2007Inventors: John G. Hurst, David C. Runner, Samuel L. Hensley
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Patent number: 7201842Abstract: A screened gravity-fed water funnel or water funnel kit may be characterized in one aspect as including a substantially conically-shaped water-permeable mesh screen, a funnel releasably mounted or mountable to, and in fluid cooperation with, the screen, and a flexible tether mounted or mountable to the screen. An anchor or other means for embedding an upstream end of the tether immobile in the stream is mounted or mountable to the tether, opposite to the screen. That is, the anchor is mounted or mountable at an upstream end of the tether and an upstream narrow end of the screen is mounted or mountable to a downstream end of the tether, and wherein an upstream wide-end of the funnel is mounted to a downstream wide-end of the screen, and wherein a hose coupler is mounted or mountable to a downstream narrow end of the funnel.Type: GrantFiled: June 28, 2005Date of Patent: April 10, 2007Inventor: W. John Kiefer
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Patent number: 7125200Abstract: An apparatus for controlling the fluid flow rate from a drainage pond that is common in developed sites where the drainage pond is adapted to supply a degree of fluid capacitance so the runoff does not overflow downstream creek beds and the like. The method and apparatus for controlling the fluid draining from a pond comprises a system for allowing a higher flow that is allowed by regulatory bodies when the pond is at a lower level so the pond drains more quickly when it is at a lower water level. Thus the apparatus allows for a smaller retention pond.Type: GrantFiled: March 14, 2005Date of Patent: October 24, 2006Inventor: Adam S. Fulton
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Patent number: 7052210Abstract: A highway culvert inlet collar is disclosed having a plate member and a pipe adapter. The plate member has a front face, a rear face, a peripheral side edge intermediate the front face and the rear face, and a tapered inlet face portion adjacent the front face. The front face has a front face effective width at least twice that of the tapered inlet face portion effective width of the tapered inlet face portion. The pipe adapter has a first end and a second end, an interior surface and an exterior surface. The front face has an interior edge and an exterior edge. The tapered inlet face portion is located centrally of the front face and is preferably angled 45° rearwardly from the front face. The pipe adapter is preferably oriented perpendicularly to the rear face. The tapered inlet face portion extends from the front face interior edge to a tapered face interior edge. The pipe adapter is attached to the plate member intermediate the peripheral side edge and the tapered face interior edge.Type: GrantFiled: May 24, 2004Date of Patent: May 30, 2006Assignee: Advanced Drainage Systems, Inc.Inventor: John M. Kurdziel
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Patent number: 6964541Abstract: An apparatus for separating animated objects such as fish or other objects between a non-diverted and diverted fluid stream. Embodiments may include a screen or similar selective pass through device that is arranged in a manner that is generally horizontal (more horizontal than vertical). The non-diverted flow preferably passes over the screen while the diverted flow passes through the screen. Aspects of the apparatus may include faster sweeping velocity than pass through velocity, tapered side or bottom walls, a depressed low flow channel, a distributed under screen reservoir that facilitates distributed fluid flow through the screen or like devices, amongst other aspects.Type: GrantFiled: February 7, 2003Date of Patent: November 15, 2005Assignee: Farmers Irrigation DistrictInventor: William Jerry Bryan
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Patent number: 6955759Abstract: A structure for diverting fish away from water intakes comprises a porous dike having a bottom portion, a central portion, and a top portion, the top portion preferably being submerged a short distance below the surface, and the central portion having flow passages. In a preferred embodiment, the top and bottom portions comprise solid blocks and the flow passages in the central portion are lined with zebra mussel resistant sleeves to minimize clogging. Preferably the sleeve can be readily replaced as desired.Type: GrantFiled: July 18, 2003Date of Patent: October 18, 2005Assignee: Kinectrics Inc.Inventors: Paul H. Patrick, Henry E. Kowalyk, Otto Herrmann
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Patent number: 6942425Abstract: A drain cover and pipe combination comprises a drain cover including a substantially elliptical frame portion defining a space, the space having an axis substantially normal to the frame, and at least one cross piece located in the space so as to define a plurality of openings in the drain cover. The pipe comprises a substantially tubular member having a longitudinal axis, with the pipe having a substantially elliptical shaped rim at one end thereof with a rim axis which is other than parallel to the longitudinal axis of the tubular member. Securing means are provided for securing the drain cover over the rim of the pipe.Type: GrantFiled: June 12, 2003Date of Patent: September 13, 2005Inventor: John Kincheloe
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Patent number: 6843924Abstract: A water filtering system includes: a water intake system including a plurality of inlets in fluid communication with a water intake pump; and a containment/exclusion boom including (i) a support system positioned in a body of water, (ii) a curtain including a sheet of flexible fabric material that allows movement of water therethrough, the curtain having upper and lower ends with the upper end being connected to the support system, and (iii) means for maintaining the lower end of the curtain substantially against the floor of a body of water; wherein the curtain surrounds substantially all of the plurality of inlets and wherein, upon operation of the water intake pump, water is drawn through the curtain at which time the water is filtered, and subsequently filtered water is drawn through the plurality of inlets for delivery into the water intake system.Type: GrantFiled: December 8, 2003Date of Patent: January 18, 2005Assignee: Gunderboom, Inc.Inventors: Harold B. Dreyer, Todd Nottingham
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Patent number: 6821053Abstract: A barrier to exclude trash and debris from storm drains wich includes a pivoted gate moved by a vane-type rotor. The rotor is actuated to open an entry to the storm drain by flow of water at a rate above and agreeable minimum, and to maintain it closed at no or low flow rates.Type: GrantFiled: January 31, 2003Date of Patent: November 23, 2004Inventor: Antonio Martinez
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Publication number: 20040208704Abstract: A method is disclosed for constructing a manhole structure in which a manhole and a pipe are joined together by using a waterproof flexible joint. The joint includes a rigid cylindrical portion and a cylindrical flexible portion that has a covering portion to be fixed around an outer periphery of said pipe, a fixing portion fixed to an outer periphery of said rigid cylindrical portion and to be fixed to the manhole and a connecting portion connecting the covering portion to the fixing portion and made of an elastic material being capable of absorbing a displacement between the manhole and the pipe. The waterproof flexible joint is located around the outer periphery of the pipe, and the covering portion is fixed around the outer periphery of the pipe. Then, a filler for the manhole is poured around an outer periphery of the fixing portion.Type: ApplicationFiled: October 14, 2003Publication date: October 21, 2004Inventors: Satoshi Suyama, Fumio Monden, Hideo Tanaka, Hideichi Suzuki
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Patent number: 6790345Abstract: An underwater filtration operator which can be suspended in a river, lake, pond or other water body to filter water from the water body. The underwater filtration operator may be electrically charged to discharge impurities in the water body and increase filtering efficiency and the operator includes a housing having a selected configuration and divided into one or more filtration units, each of which includes a filter medium for filtering water from the water body. A pump is provided in the housing for receiving the filtered water from the filtration units and pumping the filtered water to a collection tank or dispenser or directly to an end user or to a reverse-osmosis water filtration unit for further filtration.Type: GrantFiled: July 12, 2002Date of Patent: September 14, 2004Inventor: Ronney L. Broussard
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Patent number: 6780311Abstract: Apparatus for supporting a water filter inlet in a body of water at a level between the bottom and the surface thereof and in such position as to enable water to enter a conduit via the filter inlet and pass through a conduit to a site on land. The filter inlet support has a frame which occupies an upright position and is provided with stabilizers which prevent movement of the support due to currents and the like.Type: GrantFiled: March 22, 2002Date of Patent: August 24, 2004Inventor: Thomas L. Haley
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Publication number: 20040151546Abstract: A barrier to exclude trash and debris from storm drains which includes a pivoted gate moved by a vane-type rotor. The rotor is actuated to open an entry to the storm drain by flow of water at a rate above and agreeable minimum, and to maintain it closed at no or low flow rates.Type: ApplicationFiled: January 31, 2003Publication date: August 5, 2004Inventor: Antonio Martinez
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Publication number: 20040112839Abstract: A water filtering system includes: a water intake system including a plurality of inlets in fluid communication with a water intake pump; and a containment/exclusion boom including (i) a support system positioned in a body of water, (ii) a curtain including a sheet of flexible fabric material that allows movement of water therethrough, the curtain having upper and lower ends with the upper end being connected to the support system, and (iii) means for maintaining the lower end of the curtain substantially against the floor of a body of water; wherein the curtain surrounds substantially all of the plurality of inlets and wherein, upon operation of the water intake pump, water is drawn through the curtain at which time the water is filtered, and subsequently filtered water is drawn through the plurality of inlets for delivery into the water intake system.Type: ApplicationFiled: December 8, 2003Publication date: June 17, 2004Inventors: Harold B. Dreyer, Todd Nottingham
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Patent number: 6743367Abstract: A boom curtain includes: an upper portion that is adapted and configured for connection to a support system and a main portion formed of a sheet of flexible material that allows the flow of water therethrough, the main portion including a plurality of pleats that effectively increase the actual surface area of the boom curtain relative to the linear area covered by the boom curtain. A containment/exclusion boom that includes the boom curtain and a method of filtering intake water by using the boom are also disclosed.Type: GrantFiled: October 29, 2002Date of Patent: June 1, 2004Assignee: Gunderboom, Inc.Inventor: Harold B. Dreyer
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Patent number: 6726402Abstract: A roadway surface drain provided with a grating to detain trash but pass water, a hinged closure plate beneath the grating to close the opening in which the grating is fitted, and linkage to tilt the closure plate to open said opening when the rate of water flow is sufficient, while permitting flow of water and detaining trash when the rate of flow is acceptably slow.Type: GrantFiled: October 8, 2002Date of Patent: April 27, 2004Inventor: Antonio Martinez
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Patent number: 6712959Abstract: A submerged intake filter assembly comprising a cylindrical screen, a first end plate, a second end plate, a primary flow modifier pipe, and a plurality of secondary flow modifier pipes. The primary flow modifier pipe is eccentric with the cylindrical screen at the first end plate. The secondary flow modifier pipes are positioned to lie in an annular space between the primary flow modifier pipe and the cylindrical screen.Type: GrantFiled: August 9, 2001Date of Patent: March 30, 2004Assignee: Weatherford/Lamb, Inc.Inventors: Michael R. Ekholm, Michael D. Appel, Richard C. Maxson