Abstract: The present invention provides a method of managing operation of a point-of-use fluid treatment arrangement for providing treated fluid to at least one end user. The point-of-use fluid treatment arrangement comprises a fluid supply source provided by an operator, at least one fluid outlet for providing fluid to an end user, in which the at least one fluid outlet is in fluid communication with and spaced downstream from a point of supply of the fluid supply source, at least one point-of-use or point-of-entry fluid treatment device located at or adjacent a corresponding fluid outlet, and at least one communication unit.

Abstract: Disclosed herein is a free-standing cesspool and a cesspool liner that may be used to retrofit existing cesspools in order to provide additional storage and/or processing for raw sewage before the sewage leaches out of the cesspool.

Abstract: A filterwell cartridge holder having a face for compressible engaging pleats on a water filter cartridge and a further face holding a dispensing cartridge thereon in a position to release dispersants into a filterwell containing a water filter cartridge.

Abstract: A combined sedimentation tank including a flocculation tank, a transition zone and a sedimentation tank which are sequentially connected along a direction that water flows. The sedimentation tank includes a sloping plate zone and a horizontal flow zone. The length of the sloping plate zone is a quarter of the total length of the sedimentation tank. A return pipe is arranged at the bottom of the sloping plate zone. Some of sludge in the sloping plate zone is returned to the flocculation tank through the return pipe to increase the concentration of the suspended solids in the flocculation tank, thereby forming the sediments.

Abstract: A system for treating liquids and solutions for separating components thereof, the system including a treatment vessel having a treatment chamber therein, a device for generating a gas-infused liquid under elevated pressure, and a device for stabilizing the gas-infused liquid such that most of the gas infused into the liquid by the device for generating a gas-infused liquid will remain in the liquid if pressure of the liquid is reduced to atmospheric pressure, and for flowing the stabilized gas-infused liquid into the treatment chamber so as to form a liquid layer including the stabilized, gas-infused liquid in the treatment chamber. The treatment vessel includes a discharge port through which some of the stabilized, gas-infused liquid in the liquid layer may be discharged from the treatment vessel, the withdrawn liquid is infused with an additional amount of the gas, again stabilized, and again flown the liquid into the treatment chamber.

Abstract: A spoil treatment plant configured within a frame for easy relocation. The spoil treatment plant comprises a dump bin held within the frame for receiving spoil, a vibrating screen separator mounted in the frame away from the dump bin, an elevator located within the frame, the elevator transporting spoil from the dump bin to the vibrating screen separator, a slurry tank within the frame below the vibrating screen separator that collects slurry; and a chute adjacent the vibrating screen separator that delivers spadeable fill. The vibrating screen separator separates the spoil into spadeable fill delivered from the chute and fine slurry delivered to the slurry tank. The spoil treatment plant may also comprise a further dewatering element, such as a rotary press, that extracts water from the spadeable fill.

Abstract: A tank suited for use as a septic tank or for otherwise holding or treating water has a top hatchway large enough to enable an adult person to enter the tank. The hatchway is closed by a lid which has a port with a removable cover, where the port that is large enough to enable through-passage of a suction line for cleaning the tank, but small enough to prevent a child from entering the tank. Preferably the port area is less than 6 percent of the effective area of the lid and the centerline of the port lies at a location which is between 20 to 80 percent of the radius of the lid.

Abstract: A system for treatment of contaminated sediments and soils using free radical chemical reaction and phase separation processes comprises a sediment or soil inlet system, a slurry tank, wherein the inlet system feeds the slurry tank, a water make-up tank, an optional acid storage tank, wherein the water make-up tank and the acid storage tank are connected to the slurry tank, a reaction vessel, wherein the slurry tank is connected to the reaction vessel, an oxidant agent storage tank, an optional catalyst storage tank, wherein the oxidant agent storage tank and the catalyst storage tank are connected to the reaction vessel, a first particle separator, wherein the reaction vessel is connected to the first particle separator, and an oil/water separator, wherein the first particle separator is connected to the oil/water separator is disclosed. A method for treatment of contaminated sediments and soils is also disclosed.

Abstract: The invention relates to a method for the dewatering of sludge on a screen, wherein a flocculant is admixed with sludge, whereafter the sludge is at least partially dewatered, the flow behavior of the sludge on the screen being optically detected and the amount of flocculant to be admixed being set according to the free screen surface in a control region. The invention is primarily characterized in that the control region is arranged at a point of the cleaned screen in the inlet area of the sludge, for example at the edge.

Abstract: A sludge dewatering system includes: a concentration apparatus that concentrates sludge while conveying the sludge on a top surface of a filter body; and a dewatering apparatus that subjects the sludge discharged from the concentration apparatus to pressure dewatering. The concentration apparatus includes: a filtering unit that subjects the sludge, which has been added with a first chemical agent, to gravity filtration; a chemical feeder that adds a second chemical agent to the sludge conveyed in the filtering unit; and a moving mechanism that moves the sludge, which has been added with the second chemical agent, in a direction intersecting a conveyance direction of the filter body.

Abstract: A treatment plant and a method for controlling such a treatment plant suitable for treatment of waste water. The treatment plant includes a circulation channel adapted to house a liquid, an aeration arrangement adapted to supply a gas flow Q including oxygen to the liquid, at least one flow generating machine arranged in the circulation channel and adapted to generate a liquid flow along the circulation channel, and a control unit.

Abstract: A central controller is used in a treatment method and system for removing at least one of nitrogen or phosphorus from wastewater. Based on data received from a plurality of sensors, each of which is coupled to a component of a wastewater treatment system, a control signal is sent from the central controller to at least one chemical delivery system, which dispenses at least one chemical compound into the wastewater in an amount effective to reduce the level of nitrogen or phosphorus in the wastewater.

Abstract: An aeration element for gasification or aeration of liquids includes an essentially flattened, rigid support element having a substantially oval cross-section and corrugated outer surfaces, the corrugated outer surfaces including ridges defining grooves therebetween; a threaded opening for receiving a cooperating fitting for connection to an air supply; and a flexible membrane of elastomeric material disposed around the support element. An assembly bracket includes upper and portions that can be cooperatingly attached to one another about the aeration element for securing the aeration element to a floor of a tank or pool. The assembly bracket includes through-going passages for enabling water to circulate around the bracket and reduce buoyancy of the assembly.

Abstract: The present invention relates an apparatus for cleaning water, in particular precleaning seawater, including at least one tank for receiving water containing at least one flocculating agent for separating organic and possibly biological constituents contained in the water. The at least one tank includes at least one contact zone K for contacting the water containing the flocculating agent with at least one gas, in particular air, and at least one separation zone S for separating the flocculated organic constituents buoyed up by the gas. At least one gassing unit is arranged in the at least one contact zone K and at least one filtration unit is arranged in the at least one separation zone S. The at least one gas is injected via the at least one gassing unit without using a liquid carrier.

Abstract: A device and method are provided for neutralizing corrosive fluids that discharge from several types of condensing appliances. The disclosed device comprises a flow enclosure and a flow channel concentrically aligned with an inlet connection positioned on an upper cap and aligned substantially perpendicular to an outlet connection also positioned on the upper cap, thus allowing the disclosed device to further serve as a gas trap. Replacement of the neutralizing media housed within the flow enclosure may proceed without disconnecting the device at the inlet.

Abstract: A portable water recycling and treatment system and process for used and produced flowback frac water pumps the water from a collection tank through a series of dedicated hydration, retention and filtering tanks and vessels that provide treatment for the removal of chemicals, sediments and other containments. The system, which is enclosed, can be readily assembled on-site by interconnecting the dedicated tanks, vessels and pumps. The tanks and vessels may be situated in a plurality of trailers/units that are transported separately to the site.

Abstract: A process for cleaning a wastewater stream which comprises soot and is obtained in the preparation of acetylene, the soot being present in finely divided form in the wastewater, wherein the soot is removed by subjecting the wastewater to a solid concentration by sedimentation and then the soot sludge obtained in the sedimentation is dewatered further by a pressure filtration.

Abstract: A method and apparatus is provided for water filtration of a milk of lime solution that contains water, impurities, and grit particles, in which the milk of lime solution enters a vessel, and wherein turbulence is created in the vessel, by which larger grit particles settle out of the milk of lime solution, to form a bed of grit particles in the lower end of the vessel, such that grit particles and impurities are filtered from the lime-treated water that comprises a milk of lime solution, with water then being drawn off, that may be discharged out one or more dosing locations and/or recycled back for further filtration, as may be desired.

Abstract: Disclosed is an apparatus for manufacturing carbon nanotube fibers, which includes: a synthesis furnace that provides a space therein where a carbon nanotube fiber is synthesized; a raw material supplier that supplies a liquid-state raw material for a carbon nanotube into the synthesis furnace; a gas supplier that supplies a carrying gas into the synthesis furnace; a sub-synthesis furnace that is formed in the shape of a pipe and disposed at the upper portion in the synthesis furnace, and in which the raw material for a fiber flows along the inner side; a nozzle that sprays the raw material for a fiber supplied by the raw material supplier to the inner wall of the sub-synthesis furnace; and a heater that disposed along the outer side of the synthesis furnace.

Abstract: An air filtration media for use with a heating ventilation and air condition (HVAC) system is provided. The filtration media comprises an air filter media layer having a first and second side, a PCO media layer having a first and second side, and a barrier layer positioned between the second side of the air filter media layer and the first side of the PCO media layer. The air filter media layer, barrier layer, and PCO layer are pleated together and enclosed within a frame for placement adjacent a light source within a plenum of the HVAC system.

Abstract: Disclosed is a dissolved air floatation (DAF)-type pretreatment apparatus. The dissolved air floatation (DAF)-type pretreatment apparatus includes: a floatation tank for removing foreign objects of floating matter, turbid matter, or alga contained in raw water of seawater, sewage, or wastewater; a filtering compartment part provided in the floatation tank and having one surface and the other surface which are partially opened to allow treatment water obtained by primarily removing floating matter from raw water to pass therethrough; and a plurality of filtering balls confined in the filtering compartment part and including a fibrous or spongy material to filter turbid matter or floating or suspended solids remaining in the treatment water introduced to the interior of the filtering compartment part.

Abstract: An improved method that requires no electricity or moving parts to increase lime utilization where pebble quicklime (CaO) and/or hydrated lime (Ca(OH)2) is used for mine drainage treatment. Lime utilization at such facilities has been historically poor due to the low solubility, high density, and large particle size of pebble quicklime. This invention takes two passive technologies, a diversion well-inspired MixWell system followed by a TROMPE-driven, air lift mixer for enhancing lime dissolution. It showed an estimated 40 to 57 percent reduction in lime usage.

Abstract: Some demonstrative embodiments of the invention include an illumination-based liquid disinfection device. The disinfection device may include, for example, a light transparent conduit to carry a flowing liquid to be disinfected, the conduit having an inlet to receive the liquid and an outlet to discharge the liquid, a substantially light transparent sleeve having external dimensions smaller than the internal dimensions of the conduit, the sleeve positioned within the conduit substantially perpendicular to the axis of symmetry of the conduit and a light source positioned within the sleeve.

Abstract: An apparatus, system, and method relating to a modular water treatment apparatus that utilizes sidestream injection coupled to static mixing are described. The apparatus, system, and method utilizes ozone, with or without hydrogen peroxide, for effective disinfection and/or decontamination of contaminants present in waste water. The disinfected, decontaminated water is suitable for reuse.

Abstract: A mixer settler [1] comprises a settling tank [30], an organic launder [40] provided within the settling tank [30], an aqueous launder [50] provided within the settling tank [30], and an isolated aqueous weir box [70] which is positioned internally or externally relative to an outer profile of the mixer settler [1], the isolated aqueous weir box [70] being at least partially operatively isolated from the settling tank [30] by the aqueous launder [50]. The isolated aqueous weir box [70] comprises an adjustable weir [76] which separates a recycle chamber [72] from an advance chamber [74] therein. The organic launder [40] is operably connected to an organic advance effluent pipe [80], and the aqueous launder [50] is operably connected to the isolated aqueous weir box [70].

Abstract: Disclosed herein are embodiments of a system for treating water. The system comprises a biochar inlet, and optionally a metal salt inlet, ozone inlet, organic carbon compound inlet or any combination thereof. The biochar may be produced by biomass pyrolysis and the pyrolysis may be coupled to energy generation. The system also comprises a filtration device, such as a reactive filtration device. The system produces a treated water stream and a reject stream, which may be further separated into a recycled water stream and a solid product. The solid product may be suitable as a soil amendment for application to agricultural land, or for recycling. A method for using the system to treat water also is disclosed.

Abstract: The present invention relates to a method and apparatus for removing organic substances, nitrogen, and phosphorus from highly concentrated waste water, which includes the steps of: stirring organic waste water; mixing the waste water with an added neutralizer; supplying a flocculant to the mixture to flocculate sludge; and separating sludge and water by pneumatic dehydration, thereby continuously removing organic substances, nitrogen, and phosphorus from waste water.

Abstract: A self-contained water polishing system includes at least a first containment basin that has an inlet for inflow of water from a collection source and contains calcium carbonate for treatment of water flowing through the system; at least a first polishing basin in communication with the containment basin and that contains at least a first pollutant collection substrate for treatment of water flowing through the system; and a vacuum pumping system in fluid communication with the containment and polishing basins that draws water through the polishing system.

Abstract: A method and apparatus for the treatment of water and, more particularly, to the mineralization of water in order to improve pH, hardness, turbidity, and/or alkalinity is described. More particularly, a system is provided for the treatment of water that needs additional hardness, alkalinity, and/or pH adjustment while also meeting turbidity requirements. The use of sodium hydroxide and other methods for avoiding turbidity problems can be eliminated and/or minimized.

Abstract: A flash flocculation tank system having a plurality of tanks and a plurality of settling spheres that are magnetic and treat wastewater and/or landfill leachate and a process for decreasing the amount of time for settling solids in biologically and/or chemically treated wastewater and/or landfill leachate. The plurality of settling spheres each have a rare earth magnet and are calibrated by weight to float, sink, and to be suspending in the treated water or leachate. Insoluble waste solids gain a ferromagnetic quality after attaching to the settling spheres. The flash flocculation tank system with the settling spheres and process improve the settleability rate of the insoluble solids of the treated leachate and also allow for a smaller settling tank.

Abstract: One embodiment of the invention disclosed is an apparatus for separating a solid material from a mixture containing oil, water, clay, sand, soil and drill cuttings. The apparatus comprise a series of processing cells and wash tanks. Hydrocyclonic devices are also used to further purify the solid mixture for disposal.

Abstract: Methods and systems for treating caustic materials are disclosed. In one exemplary embodiment, a method for treating caustic materials includes the steps of providing a first caustic solution stream including phenolic constituents and naphthenic constituents, mixing the first caustic solution stream with an acid solution, and separating phenolic acids from the first caustic solution stream. The method further includes further mixing the first caustic solution stream with additional acid solution and separating naphthenic acids from the first caustic solution stream. Still further, the method includes providing a second caustic solution stream including sulfidic constituents, mixing the first caustic solution stream with the second caustic solution stream to form a combined caustic solution stream, and oxidizing the sulfidic constituents of the combined caustic solution stream.

Abstract: Disclosed are methods of removing particulate matter from a wastewater stream, comprising providing an activating agent capable of being affixed to the particulate matter in the wastewater stream; affixing the activating agent to the particulate matter to form activated particles residing in the wastewater stream; processing the activated particles in a thickener device to produce a population of thickened flocs in the fluid stream, wherein the thickened flocs comprise the particulate matter; contacting the thickened flocs with a re-activating agent to form re-activated particles comprising the particulate matter; providing a population of tether-bearing anchor particles, wherein the tether-bearing anchor particles have an affinity for the re-activated particles; attaching the tether-bearing anchor particles to the re-activated particles to form removable complexes that comprise the particulate matter, and removing the removable complexes, thereby removing the particulate matter from the wastewater stream.

Abstract: The invention relates to a water treatment using an UV AOP. The invention combines an UV AOP (11) applied to a water containing a free chlorine species (8) with a chemical post treatment (14), a quenching. The quenching (14) is applied to said water (9) after the UV AOP (11) able to reduce a remaining content of said free chlorine species in said water (9).

Abstract: A method of producing sterile water from raw water during a production cycle in a production plant P, including adding a disinfectant to the produced sterile water during the production cycle to permanently monitor the condition of the sterile water and/or the production plant, and determining and evaluating a reduction of concentration of the disinfectant directly in the production stream. In a production plant suited for carrying out the method, a sterile sensor is provided directly in the production stream through which the reduction of concentration of the disinfectant added to the produced sterile water can be permanently measured and evaluated to provide a sterility evidence.

Abstract: A flocculation-magnetic separation is provided which reduces the usage amount of flocculation agents as well as the usage amount of magnetic powders and realizes an improvement in the quality of treated water.

Abstract: A method and system for treating waste water from hydraulic fracturing is disclosed. The treatment includes removing the sand, suspending the inorganic metals and impurities, using flocculation to engulf the impurities, and separating the impurities from the water, resulting in pure water that can be reused in the process.

Abstract: There is disclosed a device for purifying oily wastewater, including a vertical tank of an atmospheric pressure, inside which a central coagulation reaction tube, a reverse cone-shaped cyclone flocculation stage, a suspended sludge filtering zone and a purified water commutation stage of inclined plates are included from bottom to top sequentially, oily wastewater is sequentially subjected to a coagulation reaction, suspended sludge filtering and a purified water commutation process and then discharged, a sludge collecting groove collects and guides the suspended sludge to a sludge concentrating zone for further sedimentation and concentration processes and then discharges it to external to the tank, in this way, the purification reaction, flocculation and fine filtration of wastewater and the sludge concentration process are integrated within the same wastewater purifying device. Thus, the device is equivalent to the existing wastewater pretreatment system plus a fine filtration system.

Abstract: A magnetic separation apparatus, comprising: a separation tank to which wastewater containing flocculated magnetic flocs is supplied; a disk-shaped or a drum-shaped separator that adsorbs the magnetic flocs with magnetic force while being rotated, the separator being arranged in the separation tank; and a collection device that collects the magnetic flocs adsorbed by the separator, wherein the improvement comprises that a rotational direction of the separator in the wastewater in the separation tank is set to be the same as a flow direction of the wastewater flowing in the separation tank as well as a lower portion of the separator being under the wastewater in the separation tank.

Abstract: Disclosed herein are systems for removing particulate matter from a fluid, comprising a particle functionalized by attachment of at least one activating group or amine functional group, wherein the modified particle complexes with the particulate matter within the fluid to form a removable complex therein. The particulate matter has preferably been contacted, complexed or reacted with a tethering agent. The system is particularly advantageous to removing particulate matter from a tailing solution.

Abstract: A blood purification apparatus has a blood circuit with an arterial blood circuit (1) and a venous blood circuit (2). Blood is extracorporeally circulated from a tip of the arterial blood circuit (1) to a tip of the venous blood circuit (2). A dialyzer (3) is interposed between the arterial blood circuit (1) and the venous blood circuit (2) to purify the blood. The blood purification apparatus can substitute the blood inside the blood circuit during returning of the blood after treatment. An air circulation line is connected to a predetermined portion in the blood circuit to circulate air. An air pump (18) supplies the air into the blood circuit, via the air circulation line. A control device (19) controls the air pump (18) to supply the air into the blood circuit during returning of the blood.

Abstract: Processes and systems for treating high salinity aqueous liquids containing dissolved minerals, suspended solids, colloidal solids, free oil and grease, dissolved organics, and dissolved hydrocarbons. The liquid is passed into an electrocoagulation system in fluid communication with a solids removal clarifier, pressurized ultrafiltration system, the draw side of forward osmosis, and a dilute draw water reverse osmosis system. Impaired water with high sulfate content is used as a source of deionized water for dilution of the forward osmosis draw solution. After concentration, the forward osmosis feed solution is further treated by lime soda softening and sludge from the softening system may be recycled to increase hardness precipitation and silica removal, the outfall from which may be treated by a separate ultrafiltration system and a feed water reverse osmosis system. Concentrate from the feed water reverse osmosis system can be treated to offer a zero liquid or near zero liquid discharge.

Abstract: According to one embodiment, a apparatus includes a controller configured to obtain values measured by a first sensor and a second sensor, receive pH target values at the entrance of a first reverse osmosis membrane and at the entrance of a second reverse osmosis membrane, and use a transfer function from the acid injection to pH at the entrance of the first reverse osmosis membrane, a transfer function from the alkaline injection to pH at the entrance of the first reverse osmosis membrane, a transfer function from the acid injection to pH at the entrance of the second reverse osmosis membrane, and a transfer function from the alkaline injection to pH at the entrance of the second reverse osmosis membrane, to control an injection rate of the acid injected from a first injection device and an injection rate of the alkali injected from a second injection device.

Abstract: There is a water enhancement system coupled to a water conduit, wherein the water enhancement system is configured to enhance a water supply. The water enhancement system includes a filtration system coupled to a water conduit, configured to filter water flowing therethrough. The water enhancement system also includes an enhancement system coupled to the filtration system, configured to treat water flowing therethrough by dispensing a fluid therein. The enhancement system includes a plurality of cartridge sockets and matching cartridges configured to selectably couple together and contain enhancing fluid. The water enhancement system further includes a treatment bracket coupled about the water conduit and to the enhancement system. The water enhancement system additionally includes a treatment device coupled about the treatment bracket and configured to alter a characteristic of the water flowing therethrough.

Abstract: A High Efficiency Treatment System (system) wastewater treatment system including a tank with a multi-chamber tank system that is designed to remove pollutants from domestic wastewater. Embodiments of the system consist of a pretreatment chamber, which is in fluid communication with an anoxic chamber, which is in fluid communication with an aeration chamber, which is in fluid communication with a clarification chamber, and which is in fluid communication with a polishing chamber. The system can be applied to remove suspended solids, BOD, ammonia, nitrate and TKN from wastewater.

Abstract: A dewatering process comprises dispersing an anionic polymer flocculant in a slurry comprising water and oil sands fine tailings to form flocs comprising fines bridged by the anionic polymer flocculant. A cationic polymer flocculant is subsequently dispersed in the flocculated slurry to further flocculate the flocs and form floc aggregates. The floc aggregates comprise flocs bridged by the cationic polymer flocculant. The floc aggregates are then compressed to remove water and form a dewatered compact. A system is also provided for the dewatering processes using inline mixtures and a filter press.

Abstract: A method of water treatment include mixing a hydrogen peroxide solution into a flow of water and subsequently mixing and dissolving ozone into the flow of water. The hydrogen peroxide solution may be conditioned with a water-soluble hydroxide salt. After the mixing and dissolving of the ozone into the flow of water, at least a portion of the hydrogen peroxide solution dissociates into hydroperoxide ions at a dissociation rate, the hydroperoxide ions react with the ozone to form hydroxyl radicals, and the hydroxyl radicals react with organic contaminants in the flow of water to remove the organic contaminants. The flow of water is then directed into a contact basin to facilitate the further decay of ozone.

Abstract: A wastewater treatment method in which magnetic flocs are formed by adding to wastewater an inorganic flocculant, magnetic particles, and a high molecular polymer as a polymeric flocculant, and the magnetic flocs are collected with magnetic force to thereby obtain treated water having the magnetic flocs removed from the wastewater, wherein the improvement comprises that the magnetic particles are added to the wastewater after adding the inorganic flocculant to the wastewater to flocculate suspended solids in the wastewater, after that or substantially at the same time as the magnetic particles are added, the high molecular polymer is added to the wastewater, and flocculates of the suspended solids and the magnetic particles are combined with each other with the high molecular polymer to thereby obtain the magnetic flocs.

Abstract: An advanced on-site water sanitization system is taught having integrated chlorine generation and copper/silver ionization in the same unit. The system includes a manifold loop connectable to a water supply line for supplying water to be sanitized from a body of water, and connectable to a water return line for returning sanitized water to the body of water. It also includes a copper/silver ionizer, capable of receiving a flow of water to be sanitized, adding copper and silver ions to the flow of water so as to provide a copper/silver ionized flow of water. A chlorinator is also included, capable of receiving a flow of ionized water, and a flow of chlorine, and allowing the flow of chlorine to mix with the flow of ionized water so as to provide a chlorinated flow of ionized water to the manifold loop to return as sanitized water to the body of water.

Abstract: A wastewater treatment apparatus (10) that treats the wastewater containing persistent substances, according to the present invention, includes a wastewater treatment bath (12) for treating a wastewater (11), an oxidizing reagent adding unit (14) for adding an oxidizing reagent (13) in the wastewater treatment bath (12), and an alkaline reagent adding unit (16) for adding an alkaline reagent (15) in the wastewater treatment bath (12). By making the wastewater in the wastewater treatment bath (12) in the alkaline condition, it is possible to completely decompose the persistent substances in the wastewater by the oxidation treatment using an oxidizing reagent.