Abstract: Fluid treatment system comprising a row of vertically arranged cylindrical filtration modules having a cylindrical shell, an upper end, a lower end and a shell interior and an upper and a lower header coupled to upper and lower end of the shell. In the shell interior, hollow fiber membranes are embedded with their ends in an upper and a lower tube sheet and are open at the ends. An exterior filtrate space is formed around the membranes extending between upper and lower tube sheets and an inner surface of the shell. Upper and lower head spaces are formed between upper and lower tube sheets and the respective headers. The lumina of the hollow fiber membranes are in fluid communication with the head spaces. The cylindrical shells comprise outlet ports being in fluid communication with the exterior filtrate spaces and being connected to a filtrate branch pipe.

Abstract: An oil filter may include a housing. The housing may include an inlet, an outlet, and a filter element. The filter element may be located downstream of the inlet and upstream of the outlet. Additionally, the filter element may include a filtering material and a tracer material.

Abstract: A novel filter canister configured to dock into a dry-cleaning machine incorporates unique structural elements that reduce or eliminate debris overfill and jamming of the filter canister after an extended dry-cleaning operation. In particular, a novel perforated hollow inner core, a vertical strut-based canister docking frame, a washable and reusable cartridge with a perforated rigid inner surface layer and a particulate filtering element-encapsulating outer surface layer, and a removable lid that secures or frees the washable and reusable cartridge that constitute the novel filter canister enable a dry-cleaning operator to install, clean, and reuse the washable and reusable cartridge conveniently for numerous dry-cleaning cycles while avoiding debris overfill, canister jamming, and frequent filter canister replacement and repurchase needs that are endemic in conventional dry cleaner filter designs that tend to be cumbersome, costly, and environmentally detrimental.

Abstract: A separation tank for separating a contaminant from a multiple-phase fluid stream has a vessel formed by a top wall, a bottom wall, and a sidewall. The vessel has a plurality of nested and fluidly connected chambers therein. A fluid inlet is in fluid communication with the outermost chamber of the vessel for introducing the multiple-phase fluid stream thereinto. A fluid outlet is in fluid communication with the innermost chamber of the vessel for discharging a contaminant-removed fluid stream out of the vessel. At least one chamber of the vessel has one or more gas inlets at a lower portion thereof for injecting gas bubbles into the chamber for facilitating contaminant removal. In operation, the fluid stream travels from the fluid inlet through the plurality of chambers to the fluid outlet along an elongated helical spiral flow path.

Abstract: An ion-exchange and ultrafiltration filter system having an exterior housing having an inlet and an outlet with an ultrafiltration membrane provided within the housing along a central axis about a central portion of the housing with an ion-exchange membrane provided within the housing between the ultrafiltration membrane and the housing. The ion-exchange and ultrafiltration filter system being capable of being configured so as to provide two-step filtration in a plurality of modes, either ion-exchange to ultrafiltration, or ultrafiltration to ion-exchange.

Abstract: A wiring unit that can reduce the number of oil bubbles. A wiring unit includes: a wire harness; and a wiring board on which the wire harness is arranged, wherein the wiring board has a through hole that penetrates the wiring board, and a filter that is provided in the through hole, and has pores formed in its framework having a polygonal cross section.

Abstract: An apparatus for water purification comprising a flexible, collapsible water container (2a, 2b) to which a purification unit (4) is connected by a tube (3) for purification of water driven through the purification unit (4) by gravity. The container is produced by welding or gluing a laminate with an overlay region.

Abstract: A fluid filtration assembly includes a filter housing having a first end for fluid connection with a fluid storage vessel. A filter cartridge is disposable within the filter housing, and a plunger pump is coupled at a second end of the filter housing. The plunger pump includes a housing having a rigid portion and a flexible portion. The flexible portion has a plunger-engaging portion for coupling to the plunger of an actuator. The flexible portion selectively movable with respect to the rigid portion via the actuator. The filter cartridge can be a hollow fiber filter. The plunger pump can be configured to induce alternating tangential flow in at least a portion of the assembly. The fluid filtration assembly can be provided as a disposable single-use arrangement.

Abstract: A system and method for installing a large-sized filtering membrane module to a frame structure with easiness is disclosed, wherein the system comprises a frame structure to which the filtering membrane module is to be installed; and an installing apparatus for installing the filtering membrane module to the frame structure, wherein the installing apparatus comprises a horizontal rod parallel to an inserting direction of the filtering membrane module into the frame structure; and a moving unit movable toward the frame structure along the horizontal rod while supporting the filtering membrane module.

Abstract: A water collection structure comprises within it first and second sub-chambers and at least one water collection chamber. The first sub-chamber is at least partially bounded by a wall and has extending from it a water input guide configured and arranged to direct water toward a portion of the wall of the first sub-chamber. The second sub-chamber is open to the first sub-chamber and configured to accept a filter. The second sub-chamber is open to a conduit configured for the carriage of water from the second sub-chamber to an output port of the water collection tank. In use a filter disposed in the second sub-chamber preferentially filters water from the first sub-chamber such filtered water being deflected by the wall of the second sub-chamber to fall into the water collection chamber while the debris laden waste water falls out the lower part of the filter into the conduit.

Abstract: A sediment retention device including a water-permeable outer containment structure, a water-impermeable injection tube including an outlet disposed within the outer containment structure, and a flocculent treatment material disposed within the injection tube. The injection tube can include an agitation structure to promote mixing contaminated water with the treatment material. A baffle including water distribution openings can be disposed over the outlet to distribute water into the outer containment structure.

Abstract: Techniques are described that relate to enhancing flocculation and dewatering of thick fine tailings, for example by reducing process oscillations. One example method includes dispersing a flocculant into thick fine tailings having a turbulent flow regime to produce turbulent flocculating tailings; subjecting the turbulent flocculating tailings to shear to build up flocs and increase yield stress, to produce a flocculated material having a non-turbulent flow regime; and shear conditioning the flocculated material to decrease the yield stress and produce conditioned flocculated tailings within a water release zone; and dewatering the conditioned flocculated tailings, for example by employing sub-aerial deposition. The thick fine tailings may have a Bingham Reynolds Number of at least 40,000 upon flocculant addition.

Abstract: An oily water separator for removing oil from oil-containing water, including a vessel, a filtration membrane unit and a discharge mechanism; the filtration membrane unit containing a filtration membrane module and a returning mechanism, the filtration membrane module for performing filtration in the state of allowing the module to be immersed into the oil-containing water; the filtration membrane module having an elongated filtration membrane with an opening portion, the opening portion of the filtration membrane being fixed to one end of the filtration membrane module, the opening portion of the filtration membrane being communicatively connected to the returning mechanism; the returning mechanism being extended along the filtration membrane toward an end on a side opposite to an end portion having the opening portion thereof, the returning mechanism being communicatively connected with the discharge mechanism.

Abstract: Disclosed herein are apparatus and methods for filtering a fluid including a filter module assembly coupled to a manifold. The manifold may include a manifold inlet in fluid communication with a source of feed liquid, an outlet in fluid communication with header of the filter module assembly, a fluid passageway in fluid communication with the manifold inlet, a source of gas, and the outlet, a second fluid passageway in fluid communication with the header and the first fluid passageway and a second manifold outlet vertically displaced from the first manifold outlet and in fluid communication between the first fluid passageway and the second fluid passageway.

Abstract: The present invention relates to a reverse osmosis membrane including: a porous support; a polysulfone layer formed on the porous support; and a polyamide active layer formed on the polysulfone layer, wherein the polyamide active layer is formed through interfacial polymerization between an amine compound and an acyl halide compound, and the acyl halide compound includes a monofunctional acyl halide and a polyfunctional acyl halide, and a method of manufacturing the same.

Abstract: A gas flotation tank is provided that includes a series of adjacent chambers which impart a rotational current therein. Each chamber is separated from a skim oil trough by a skimming weir. Each chamber comprises an alternating fluid communication device between adjacent chambers allowing fluid communication between adjacent chambers in the form of a communication port in the dividing wall between adjacent chambers and a chamber outlet in conjunction with a perforated plate and the outlet is positioned in fluid communication with the final chamber.

Abstract: The invention relates to an apparatus and method for removing molybdenum and other possible impurities from an organic copper-containing extraction solution in connection with the liquid-liquid extraction related to copper recovery. The removal of impurities occurs in one or several removal units built into the organic extraction solution storage tank.

Abstract: Systems and methods for performing hemodialysis to remove metabolic waste from the blood of a patient are disclosed. The systems and methods preferably comprise at least one blood processing apparatus that receives whole blood from a patient. Cellular blood components are removed from the whole blood by hemofiltration, to provide filtered plasma comprising metabolic waste that is substantially reduced of blood cells. The cellular blood components may be returned to the patient. The filtered plasma comprising waste may be removed from the blood processing apparatus through a waste path for further processing in a separate apparatus, or in the same apparatus in a second stage processing procedure to remove metabolic waste components and excess water from the plasma by hemodialysis. At least one of the hemofiltration and hemodialysis processing apparatus comprises a Taylor vortex-enhanced separation apparatus.

Abstract: A method for cleaning waste water is provided whereby the waste water is led through a throughput tank having filler materials to which aerobic microorganisms are adhered and wherein the throughput tank is ventilated with an oxygen-containing gas. As filler materials, materials are used which have a specific weight approximately equal to the specific weight of the waste water whereby the filler materials are suspended in the waste water. The inflow of the waste water into the throughput tank and the ventilation of the throughput tank is affected from bottom of the throughput tank and in such a gas amount that the waste water and the filler bodies suspended therein are mixed and the microorganisms on the filler bodies are supplied with sufficient oxygen. The device has a throughput tank with a tank bottom, a tank wall, wherein the inflow connecting pipe and the ventilation arrangement are arranged on the tank bottom and the outflow connecting pipe is arranged at the upper area of the throughput tank.

Abstract: A portable sewage collection system comprising a cubicle with a flushing toilet and a sewage processing system. The sewage processing system is arranged to extract liquid effluent with low turbidity, wherein a portion of the liquid effluent is recycled and used as the flush liquid for the flushing toilet. The sewage collection system being powered by compressed air and being particularly suitable for use in remote locations such as underground mines. The cubicle includes a light that can be activated by a switch to provide light within the cubicle and the cubicle also including a deodorising spray to spray a deodorant into the cubicle to provide a pleasant smell.

Abstract: A method and apparatus for dispersing an additive from an additive cartridge disposed in a housing of an oil filter is provided. The method including the steps of: using stagnation pressure to disperse the additive from the additive cartridge; and regulating a flow rate of the additive from the additive cartridge by restricting an inlet opening of an outlet path of the additive cartridge, wherein a portion of the outlet path is formed in a surface of a first piece of a two piece connector providing fluid communication between and an interior and an exterior of the additive cartridge.

Abstract: To remove a contaminant from a liquid, a pulsed electrical arc discharge is effected between two electrodes immersed in the liquid, thereby creating a plurality of particles within the liquid. One or both of the electrodes is metallic, for example iron or titanium. Before the pulsed electrical arc discharge is terminated, another step that promotes destruction of the contaminant by particles, such as removing the particles from the liquid or adding an oxidizer to the liquid, is performed. In the case of the extra step being adding an oxidizer to the liquid, preferably the termination of the pulsed electrical arc discharge is followed by allowing the liquid and the particles therein to age.

Abstract: A method and an apparatus for disinfecting sewage sludge are disclosed, in which sewage sludge is loaded from a silo into an open container, the open container is transferred away from the loading site, a granular calcium oxide (CaO) is dispensed into the sludge, a diluted peracetic acid solution is dispensed into the sludge and the sludge is mixed in the open container by at least four horizontal mixing screws for about two hours.

Abstract: An apparatus for providing magnetic fluid treatment is described. The apparatus includes a serial coupling of conduit segments forming a conduit. At least two of the conduit segments are constructed of a magnetically conductive material and at least one of the conduit segments is constructed of a non-magnetically conductive material and positioned in between the conduit segments constructed of the magnetically conductive material to establish a non-magnetically conductive region. At least one electrical conductor encircles at least a section of the outer surface of the serial coupling of conduit segments. Energizing the electrical conductor establishes a magnetic field having lines of flux directed along a flow path of the conduit and concentrated in the non-magnetically conductive region of the conduit.

Abstract: The invention relates to a method for the decontamination of contaminated liquid, as well as a reactor for implementing a decontamination method. The method comprises a step of mixing the contaminated liquid under stirring with at least one persulphate ion with the exception of ammonium persulphate, and at least iron, an iron atom or an iron ion in its ferrous or ferric form at a concentration between 50 ?M and 600 ?M, preferably between 100 ?M and 400 ?M, a second step in which the mixture obtained is subjected for a sufficient time to at least one UV/visible irradiation having a narrow wavelength spectrum comprised between 153 nm and 560 nm.

Abstract: A lubricant reclamation system comprising a reclamation housing providing an exterior shell and an interfacing surface defining a housing interior. One or more conductive reclamation subassemblies are disposed within the housing interior. Each conductive reclamation subassembly comprises a conductive reclamation matrix having a series of conductive reclamation passages passing therethrough. Power is provided to the conductive reclamation matrix to energize the material. The energized material aids in the reclamation process by interacting with ionic characteristics of the fluid, magnetic particulate matter, and the like. An additive delivery subassembly is disposed within the housing interior. The additive delivery subassembly comprises an additive form having a series of additive passages passing therethrough. An additive is embedded within the additive delivery subassembly in a manner enabling dissolution of the additive as the fluid passes through the plurality of additive passages.

Abstract: The invention relates to a device for cleaning fluid media containing particulate matter, particularly from livestock husbandry, by means of ozonization in a closed ozonization container (11) and subsequent separation of the particulate matter portions. A vertically extending hollow cylindrical fixture (17) is disposed in the closed ozonization container (11). The fixture (17) is operatively connected to a rotating agitator shaft (16), wherein agitation means (18, 19) are associated with the agitator shaft (16), and the fixture (17) is equipped with supply lines (22, 23) by means of which ozone can be fed.

Abstract: A blood circuit capable of automatically performing priming for safe treatments. The blood circuit includes: a hemofilter (56) purifying blood; a blood removal line that has an end connected to an inlet of the hemofilter (56) and that includes a first blood removal line (84), a second blood removal line (88), and a third blood removal line (89); a blood return line that has an end connected to an outlet of the hemofilter (56) and that includes the first blood return line (92) and the second blood return line (94); and an anticoagulant (bypass) line (90) reducing a difference between (a) a pressure of a priming fluid flowing in the blood removal line and (b) a pressure of the priming fluid flowing in the blood return line.

Abstract: The present invention relates to a process for the treatment of liquid effluents laden with hydrocarbons, which comprises: feeding the effluents into a treatment tank; supplying the treatment tank with a reversible sorbent having a defined particle size; mixing the effluents with the reversible sorbent in the treatment tank in order to load said reversible sorbent with the hydrocarbons in the effluents; removing the hydrocarbon-laden reversible sorbent from the top of the treatment tank; extracting the treated effluents from the bottom of the treatment tank; and separating the hydrocarbons from the laden reversible sorbent from the treatment tank.

Abstract: Utilizing mobile walls, a transportable (or stationary) low cost, low carbon footprint process and apparatus with a granular filter media dry cell (for filter or bed) for dewatering particulate solids from liquid. The mobile wall structures can be made of a rigid structure constructed of new or preferred salvaged materials, assembled, with watertight joints, used, disassembled and stored for redeployment. The walls are set in a keyway utilizing whatever soil composition is available. The walls can be used in the previous Deskins filters as old wall replacement or new wall construction. The invention utilizes a generator that is not dependent upon site or local electricity thus can be operated in any location. All parts can be engineered, fabricated according to the design of the Quick-Dry Filter Dewatering Mobile Process and Apparatus, packed in shipping containers and be readily available for any immediate need.

Abstract: The present invention relates to systems and methods of wastewater treatment that rely primarily on the use of water treatment chemicals to clean wastewater without the need to use filtration mechanisms. The present invention generally provides a system that is less complex and less expensive to operate than wastewater treatment systems in the prior art.

Abstract: A water treatment system, for example for treating grey water from domestic appliances comprises a water treatment device containing a filter media through which the water passes to remove particulates and bio-matter. The device has a lid provided with a spraying device. The spraying device may, for example, receive treated water along a line, possibly with the addition of an anti-foaming agent. Operating of the spraying device thus serves to collapse any foam generated within the water treatment device. Filter media can be cleaned periodically in a cyclone, after being drawn up through a pipe by means of a jet pump, receiving treated water along a line. Treated water is stored in a storage tank for subsequent use.

Abstract: Systems and methods are provided for the treatment of caustic wastewater. Specifically, systems and methods are provided for combining refinery spent caustic and ethylene spent caustic solutions and treating the combined spent caustic mixture using a wet air oxidation process.

Abstract: The invention relates to improving flux in osmotically driven membrane systems by promoting and controlling the growth of biofilms on a surface of the membrane.

Abstract: Embodiments of a water treatment system, a method of regenerating a water treatment system, a use of a water softener valve and an ozone kit for a water filtration system are provided. The water treatment system includes a water tank containing iron filtration media; an ozone gas source having an outlet; and a water softener valve having a venturi nozzle that is associated with the water tank and in fluid communication with the outlet of the ozone gas source, the water softener valve configured to invoke a regeneration mode during which the water softener valve controls backwashing of the iron filtration media and then permits ozone gas from the ozone gas source to be drawn through the venturi nozzle and into the water tank.

Abstract: Described herein are methods of separating phase separated, neutrally buoyant materials from liquids and apparatuses for carrying out the methods. The methods and apparatuses employ nanobubbles. In certain embodiments, the nanobubbles may be formed in solutions of hydrophobically modified water soluble polymers. The methods result in removal of 90% by weight or more of neutrally buoyant materials from liquids. The methods are useful in certain embodiments for separating neutrally buoyant oily mixtures from water produced by mining operations.

Abstract: Described herein are methods and devices for biologically treating water and/or wastewater. The methods and devices for treating wastewater may be enhanced using an surge lifting device which moves water and/or solids using volumes of air (for liquid transfer and mixing) and the automatic sludge return mechanism, combined with alternating aeration on and off operation to achieve comprehensive nitrogen and phosphorus removal. This surge lifting device can provide occasional surges of water using large bubbles which are able to move great volume of liquid while minimizing dissolved oxygen transfer to the surrounding liquid. Use of the devices and processes herein provides a simple, eloquent approach to wastewater treatment with less operation and maintenance costs than conventional devices and/or processes. The same surge lifting device can also be installed in an anaerobic digester, and use the biogas generated below the device to automatically mix the digester, without external energy input.

Abstract: The described implementations relate to water denitrification. One method obtains nitrate levels in influent and effluent of a moving bed media filter and determines carbon levels in the effluent. The method also doses carbon feedstock into the influent based on both the nitrate levels and the carbon levels.

Abstract: A method of removing suspended solids from a gasification process water stream includes, in an exemplary embodiment, providing a gasification process water stream containing process derived suspended solids, settling at least a portion of the suspended solids from the process water stream in a settling apparatus, providing a filter apparatus having a plurality of filter elements, and removing a portion of the settled solids from the settling apparatus. The method also includes precoating the filter elements with the settled solids removed from the settling apparatus, directing a portion of the process water stream from the settling apparatus to the filter apparatus, and filtering the portion of the process water stream directed from the settling apparatus through the precoated filter elements to remove suspended solids particles to form a filtrate.

Abstract: A method of servicing a wellbore in a subterranean formation comprising placing a foamed wellbore servicing fluid into a wellbore; flowing the foamed wellbore servicing fluid back to the wellbore surface; and contacting the foamed wellbore servicing fluid with an immobilized defoaming agent structure comprising an inert substrate and a defoamer. A system comprising a foamed wellbore servicing fluid in contact with a de-foaming structure, wherein the de-foaming structure comprises a defoamer covalently bonded to an inert substrate.

Abstract: This disclosure relates to making medical solutions. In certain aspects, a method is performed by a data processing apparatus. The method includes introducing liquid into a container that contains a dissolvable solid concentrate in a manner so that a layer of solution above the solid concentrate is maintained at a depth that allows the liquid introduced into the container to agitate the solution adjacent to the solid concentrate to cause mixing of the solid concentrate with the solution.

Abstract: A chemical release system. Implementations may utilize implementations of a first cartridge that include a body coupled with a cartridge head at a first end and coupled with an end plug at a second end where the cartridge head includes a through hole configured to engage with an annular flange in a main head. The body may have an internal cross section. The first cartridge may also include a flow restrictor plate disposed within the body between the first end and the second end where the flow restrictor plate is oriented substantially parallel to the cartridge head within the body, includes only one opening therethrough, and substantially conforms with the internal cross section of the body. The body may include one or more through holes in a side of the body located between the flow restrictor plate and the cartridge head.

Abstract: A method and an apparatus for separating suspended matter from liquid includes a concentrator filter that draws the liquid out of the suspension while the filter kept unblocked by a sparging filter that allows scrubbing of the concentrator filter by gas bubbles. This invention can be used to replace cross-flow filtration and centrifugation in the bioprocess industry and to reduce the volume of suspensions to concentrate the yield of the end product in the chemical industry.

Abstract: A method for dispersing an additive from an additive cartridge disposed in a housing of an oil filter is provided herein, the method includes using stagnation pressure to disperse the additive from the additive cartridge; and regulating a flow rate of the additive from the additive cartridge by restricting an inlet opening of an outlet tube of the additive cartridge.

Abstract: A filter media is described that employs multicomponent fiber material to form the filter media. The multicomponent fiber material is composed of two or more materials at least one of which is soluable in the application fluid that flows through and is filtered by the filter media to release additive(s) in a controlled manner into the application fluid. The additive(s) releases slowly throughout the filter application life.

Abstract: A method and apparatus for recovering oil from oil-containing sorbents, such as drill cuttings obtained from drilling with an oil-based mud. The method includes peptizing the substrate with an acid reagent and direct thermal desorption with combustion effluent gases at high temperature under turbulent mixing conditions. Another method disclosed includes upgrading the oil in the substrate to improve one or more of the properties of the recovered oil relative to the oil in the substrate, such as, lower aromatics content, lower sulfur content, lower functional group content, higher saturates, higher viscosity, higher viscosity index, and any combination thereof. The apparatus provides for efficient recovery of oil from the substrate with a short residence time, high throughput, low residual oil content in the treated solids and/or high percentage of oil recovery. The apparatus may be transported to a remote location for on-site treatment of drill cuttings or other oil-containing solids.

Abstract: An apparatus and method to remove water content in organic solvents characterized in that it comprises treatment tank 10 to which organic solvent is introduced, solvent inlet section 1 that introduces the organic solvent, solvent outlet section 2 from which the treated organic solvent is discharged, inert gas inlet section 3 from which inert gas is introduced, treatment gas outlet section 4 from which gas is discharged, cooling treatment tank 20 in which the treatment gas is cooled and the gas and liquid are separated, treatment gas inlet section 5 from which the treatment gas is introduced, recovered liquid outlet section 6 from which the separated liquid organic solvent is discharged, and waste gas outlet section 7 from which the separated gas is discharged, and that the water content in the organic solvent is removed by having the inert gas flow over the entire liquid surface of the organic solvent inside treatment tank 10.

Abstract: A filtration apparatus including an annular filter surrounding a waste treatment chamber, a first turbine drawing liquid up within the chamber and a second turbine driving liquid outwardly through the filter. In the method of treating organic waste, the chamber includes an ultraviolet lamp and a cylindrical baffle surrounding the chamber having a mirrored surface. The disclosed apparatus further includes anodic and cathodic plates surrounding the filter.

Abstract: A filter device for filtration of fluid has a filter element of a zigzag-folded filter medium that is flowed through in a radial direction of the filter element. An additive for functional change of fluid properties of the fluid to be filtered in the filter device is provided. The additive is applied circumferentially on the filter element onto outwardly positioned fold tips of the zigzag-folded filter medium of the filter element.

Abstract: The present invention provides systems and methods for in-situ remediation of soil and groundwater having contaminants such as but not limited to organic compounds perhaps providing adsorption, chemical oxidation, and even biodegradation of contaminants with novel treatments such as but not limited to mixtures of granular activated carbon, calcium peroxide, sodium persulfate, and nitrate perhaps in various concentrations.