Class / Patent application number | Description | Number of patent applications / Date published |
210194000 | RECIRCULATION | 86 |
20080230457 | LIQUID TANK AND LIQUID CIRCULATION APPARATUS - In a liquid tank, a sectional area of a liquid flow path when viewed in a liquid circulation direction is set large when a contact angle between a liquid and a tank body is large, and the liquid in circulation is not in contact with the upper lid member. | 09-25-2008 |
20080237109 | CROSSFLOW FILTRATION SYSTEM WITH QUICK DRY CHANGE ELEMENTS - A crossflow filtration system including at least one quick dry change crossflow filtration cartridge designed to rotatably interface with a manifold assembly. The quick dry change crossflow filtration cartridge can comprise a membrane element, for example an ultrafiltration membrane, microfiltration membrane, nanofiltration membrane or reverse osmosis membrane element enclosed within a housing. The quick dry change cartridge includes an inlet stream, a permeate stream and a concentrate stream. The manifold assembly includes three similar flow paths; an inlet stream, a permeate stream and a concentrate stream. When engaged, the cartridge and manifold assembly define continuous inlet flow paths, permeate flow paths and concentrate flow paths that connect across the interface. Thus, all of the connections to the water filtration system can be made onto the manifold, and the resulting connected system is compact and easy to connect. | 10-02-2008 |
20080251439 | Methods and Apparatus For Biological Treatment of Waste Waters - In a vertical shaft bioreactor, improved devices and methods are provided for enhanced secondary and/or tertiary treatment of wastewater, including residential, municipal and industrial wastewater. The devices and methods of the invention are useful for enhanced secondary wastewater treatment, including BOD and TSS removal. Tertiary treatment can alternately or additionally be achieved in the bioreactor with nitrification of ammonia, with nitrification and denitrification, and with nitrification, denitrification, and chemical phosphorus removal. A vertical shaft bioreactor is also provided which achieves thermophilic aerobic digestion and pasteurization of sewage sludges, optionally to produce class A biosolids. | 10-16-2008 |
20090008311 | Pure Oxygen Aeration System for Wastewater Treatment - Disclosed is a pure oxygen aeration system for wastewater treatment, which biologically treats wastewater using microbes of activated sludge in an aeration tank. The pure oxygen aeration system comprises a pure oxygen supply device including a pure oxygen generator and at least one oxygen supply pipe extending from the pure oxygen generator and directed toward the internal space of the aeration tank, a high-speed jet injection device installed in the aeration tank, a mixed liquor circulation device for circulating and introducing the mixed liquor in which microbes of activated sludge, wastewater and pure oxygen are mixed, into the aeration tank through the high-speed jet injection device, and an oxygen suction pipe for sucking in the oxygen remaining in the headspace of the aeration tank and reintroducing the sucked oxygen into the water in the aeration tank. The present invention provides a pure oxygen aeration system for wastewater treatment which is economical, increases an oxygen utilization efficiency, secures easily the required land, saves the expense and can maintain an optimum level of dissolved oxygen and discharge smoothly and rapidly harmful gases. | 01-08-2009 |
20090101559 | Microconcentrator/Microfilter - The present invention includes a microfluidic filter and concentrator that can separate a filtrate from a fluid containing components, e.g. a suspension of particles, to be removed from the fluid at least to some extent. The filter may employ principals of tangential flow filtration, also known as cross-flow filtration. In one aspect, a microfluidic filter described herein includes at least a first, main channel and one or more secondary, filtering channels that connect to the main channel. Filtration occurs when a fluid portion of a sample that is flowed through the main channel enters one or more of the filtering channels and at least some of the components in the sample do not enter or do not flow through the secondary, filtering channels. The secondary channels may be dimensioned to inhibit flow of components through them, and/or a porous material such as a layer may be positioned to inhibit flow of components through the secondary channels. | 04-23-2009 |
20100140153 | MANIFOLD BLOCK FOR REVERSE OSMOSIS SYSTEMS - Manifold blocks are preferably injection molded thermoplastic components of a pressurized membrane water treatment system, preferably a reverse osmosis system. A manifold block comprises a structural member of the system having at least one integral flow channel. Each channel has one or more fluidly interconnectable inlet ports and fluidly interconnectable outlet ports. The manifold block provides interconnection for modules and pumps and passageways for liquid transport. The novel manifold blocks described allow RO systems to be designed and fabricated with improved accessibility, ease of fabrication and modification in the field, and compact structure. | 06-10-2010 |
20120199524 | METHOD AND APPARATUS FOR TREATING WELL FLOW-BACK AND PRODUCED WATER OR OTHER WASTEWATER - A polymer-free method and self-draining self-cleaning apparatus for treatment of water with high total dissolved solids including optional pretreatment, precipitation/flocculation, and separation. The pH is raised by addition of caustic soda and/or soda ash. In a vertical clarifier silo, the feed is gently mixed to cause dissolved solids to precipitate and agglomerate to form suspended flocculates. The clarifier includes an internal mixer surrounded by a cylindrical tube diffuser. Rotation of the mixer provides gentle dual circulation patterns within the clarifier that allow for flocculates of a predetermined size to settle from suspension. The clarifier may also include one or more vertical recirculation lines to recirculate some of the heavier flocculates at the bottom of the vessel into the mixer chamber to enhance precipitation via the seeding effect. The suspended flocculates are stripped from the feed water in a centrifugal separator. The clarifier silo may be trailer mounted for rapid deployment. | 08-09-2012 |
20130087488 | APPARATUS FOR PRODUCING REDUCING WATER - An apparatus for producing reducing water that maintains a neutral range of pH and exhibits superior reducing force. The apparatus for producing reducing water includes an electrolytic bath including a cathode chamber provided with a cathode, an anode chamber provided with an anode, and an intermediate chamber interposed between the cathode chamber and the anode chamber, wherein the cathode chamber and the intermediate chamber are provided with an inlet through which water is supplied, and an outlet through which water is discharged, a cation exchange membrane is provided between the cathode chamber and the intermediate chamber, and the intermediate chamber includes a cation exchange resin that dissociates hydrogen ions when the cation exchange resin reacts with water. | 04-11-2013 |
20130213871 | CHEMICAL RELEASE SYSTEM - 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. | 08-22-2013 |
20140197086 | WATER TREATMENT SYSTEMS AND METHODS - Water treatment systems and methods are provided to minimize membrane fouling and the required maintenance that results therefrom. A water treatment system includes a pressure vessel with a plurality of spaced-apart membranes disposed therein, and an impeller or other means for circulating feed water through the interior of the vessel and past the membranes. Antifouling particles (such as diatomaceous earth or activated carbon) and/or pellets can be added to the feed water inhibit membrane fouling and extend the useful life of the membranes. | 07-17-2014 |
20140311958 | TRAPPING STRUCTURES FOR A PARTICLE SEPARATION CELL - Trapping structures are provided for particle separation devices that make use of traveling wave fluid flow. These trapping structures are operative to capture and collect separated particles and present them for extraction. The extraction can be accomplished in conventional manners, such as through the use of suitable sized pipettes. | 10-23-2014 |
20160059193 | STATION FOR STORING, COLLECTING AND RECIRCULATING A FLUID SUBSTANCE | 03-03-2016 |
210195100 | Serially connected distinct treating or storage units | 59 |
20080230458 | Vortex structure for high throughput continuous flow separation - A system to facilitate separation and concentration of particles based on centrifugal force on suspended particles, including biological matter, which are made to flow in a vortex structure is provided. The centrifugal force urges larger particles to collect along outer portions of the vortex flow. Conversely, within a vortex structure, a radial hydrodynamic pressure drop is also amplified to urge smaller particles toward inner portions of the vortex flow. This force created by the pressure can reach magnitudes that encourage a sharp cut-off and improved resolution discrimination between particle sizes. Thus, separated streams of particles can be collected with both increased concentration and purification. | 09-25-2008 |
20080257809 | System and Method for Processing Organic Waste Material - A method is provided for maintaining a biomass disposed on a substrate in a bioreactor tank. The bioreactor tank has an inlet and an outlet in fluid communication with a waste treatment system whereby an influent fluid may be selectively introduced through the inlet into the bioreactor tank for removal of waste material therefrom. This produces an effluent fluid which can be returned through the outlet to the waste treatment system. The method comprises processing a quantity of influent fluid through the bioreactor tank to produce a quantity of effluent fluid and removing the effluent fluid from the bioreactor tank through the outlet. The method further comprises isolating the bioreactor tank from the waste treatment system and establishing a set of dry cycle conditions in the bioreactor tank. The dry cycle conditions are selected to effect endogenous growth within at least a portion of the biomass whereby an average age of the at least a portion of the biomass may be tailored. The method also comprises restoring the bioreactor tank connection to the waste treatment system. | 10-23-2008 |
20100163474 | Circulating water washing system toilet - A system in which human waste in toilet water is decomposed and the treated water is circulated as wash water includes a toilet bowl body portion, a soil water storage tank configured to store the soil water discharged from a toilet bowl temporarily, a pump configured to pump up and deliver the soil water in the soil water storage tank, a reaction treatment tower containing filter elements as a microorganism carrier and performing a biological treatment by dispersing the soil water fed from the pump from an upper portion of the tower to bring the same into contact with the filter element, a water storage tank under the reaction treatment tower and configured to receive and store water passed through the reaction treatment tower, and a pump configured to pump up the water in the water storage tank and deliver the same as the wash water. | 07-01-2010 |
20100276349 | Integrated Orbal Oxidation Ditch - The integrated Orbal oxidation ditch, pertaining to water treatment technical field, comprises several ellipse oxidation ditches whose central island position is arranged with two or more round areas. Wherein, two round areas are tangential to or share the wall with the inner wall of the neighbouring oxidation ditch. The process water of various areas is connected with each other. Taking full advantage of the central island position of the traditional Orbal oxidation ditch, present practical and new invention introduces deposition area or deposition area and anaerobic area as well as inner/outer re-circulation zone, making the overall equipment layout of the oxidation ditch be more harmonious and reasonable, space use rate be high, area occupied be less and civil work expenses be lower. In particular, more than two deposition areas are arranged, increasing the flexibility of equipment use, meeting the variation requirements for water flow and water quality, strengthening technical suitability, integrating aesthetics and practicality as well as being convenient for use. | 11-04-2010 |
20120067800 | SYSTEM AND METHOD FOR SEWAGE AND WASTEWATER TREATMENT - The present invention relates to a sewage/wastewater treatment system comprising a rectangular upflow anaerobic/oxygen-free reaction tank and a method of treating sewage/wastewater using the same. The rectangular upflow anaerobic/oxygen-free reaction tank comprises a water introducing unit, an inlet unit being in fluid communication with the water introducing unit and having a plurality of through-holes formed therein through which water introduced from the water introducing unit can pass, a mixing unit comprising a main shaft and a plurality of spaced-apart stirring blades fixed to the main shaft, and an outlet unit for collecting water after being treated in the anaerobic/oxygen-free reaction tank. The system and method can treat sewage/wastewater cost-effectively. | 03-22-2012 |
20120118804 | Process for Decontamination of Hazardous Sulfur Compounds in Oilfield Produced Waters - A system and method treat oilfield produced water by two-stages of hazardous sulfide treatments. In an embodiment, a two-stage oil and gas field produced water treatment system includes an oil removal vessel. The oilfield produced water is introduced to the oil removal vessel. The oil removal vessel removes a portion of the hydrocarbons from the oilfield produced water to provide a reduced oil produced water. In addition, the system includes an iron sponge. The reduced oil produced water is introduced to the iron sponge, and the iron sponge removes a portion of the hazardous sulfides from the reduced oil produced water to provide a reduced sulfide produced water. The system also includes a stabilized sodium percarbonate solution. The stabilized sodium percarbonate solution is mixed with the reduced sulfide produced water to remove a portion of the hazardous sulfides from the reduced sulfide produced water to provide a treated produced water. | 05-17-2012 |
20130161247 | Apparatus for Blood Purification by Extracorporeal Circulation - A blood purification device includes a loop for extracorporeal circulation of blood consisting of an element ( | 06-27-2013 |
20130175210 | ODOR TREATMENT DEVICE FOR SEPTIC TANKS - An odor treatment device for septic tanks, including an electrolytic oxidation module that has one or multiple electrode sets and processes odor precursors or organic matters that cause odor from organic wastewater and excretion flow inside by an electrolytic oxidation reaction; a supply line through which the excretion is supplied from a septic tank to the electrolytic oxidation module; a circulation line through which the organic wastewater and excretion with the odor precursors and organic matters processed by the electrolytic oxidation module are circulated back to the septic tank; a circulation pump that is disposed in the supply line and continuously circulates the organic wastewater and excretion; a direct current power supply unit that supplies direct current to the electrode sets of the electrolytic oxidation module; and a pump power supply unit that supplies power to the circulation pump. | 07-11-2013 |
20130248430 | EXPANDED BED CHROMATOGRAPHIC SEPARATION COLUMN FOR BIOCHEMICAL SEPARATION PROCESS AND TECHNICAL PROCESS THEREOF - An expanded bed chromatographic adsorption (EBA) column for a biochemical separation process comprises a pressure equalization liquid distributor having a self-cleaning function below a porous blocking sieve plate at the bottom of the expanded bed, an upper part nozzle assembly having a backflush cleaning function at the top of the expanded bed, a better distribution of the feedstock liquor added into the expanded bed ensuring that the fluid passed through the expanded bed layer displays a state of piston flow. The expanded bed layer displays a state of piston flow. The expanded bed chromatographic separation column has advantages of increasing the separation efficiency of the expanded bed. | 09-26-2013 |
20130299405 | DEWATERING SYSTEM - A system for processing drilling mud, the system including a primary separation tank having an inlet for receiving drilling waste and an outlet in fluid communication with a feed line, and an injection pump in fluid communication with a polymer tank and the feed line. The system also includes a clarifying tank in fluid communication with the feed line and a first collection tank, wherein effluent from the clarifying tank is discharged into the first collection tank, and a centrifuge in fluid communication with the clarifying tank and a second collection tank, wherein effluent from the centrifuge is discharged into the second collection tank. | 11-14-2013 |
20140076789 | POOL CLEANING APPARATUS - A pool cleaning apparatus that may include a filter; a entrapment cell; a first impeller; a first pump motor arranged to rotate the first impeller; a driving unit arranged to move the pool cleaning robot; a structural element; and an external housing that comprises a first inlet and a first outlet; wherein the filter and the structural element define a first space that has a spiral portion; wherein the first impeller is arranged to rotate along a first rotational direction; wherein rotation of the first impeller along a first rotational direction causes fluid be drawn through the first inlet and to follow a spiral path within the first space during which a first portion of the fluid is filtered by the filter to provide filtered fluid that exits through the first outlet of the housing; and a second portion of the fluid follows the spiral path until entering the entrapment cell. | 03-20-2014 |
20140263009 | LOW WATER FOOTPRINT RE-CIRCULATING AQUATIC SYSTEM FOR THE SUSTAINABLE CULTIVATION OF AQUATIC ORGANISMS AND PLANTS - A sustainable Low Water Footprint Re-circulating Aquatic System for cultivating aquatic organisms and plants. The system conserves water and energy by using gravity to move water and nutrients from the clarifier into the low water footprint management system. The novel water management system controls the volume of water in the plant grow bed such that it never rises to or above the surface, limiting evaporative water loss. Water flow to the plant grow bed is intermittent and the water management system retains water within the grow bed by capillary action, even when there is no water input. The grow bed contains microflora that convert nitrogenous wastes produced by the aquatic organisms to nitrogenous compounds useable by the plants. The clarified water is then pumped back into the animal tanks. The system is sustainable, cost effective, and highly productive, and uses 50-80% less water than conventional re-circulating aquatic production system. | 09-18-2014 |
20150083650 | Circulation apparatus for agricultural and fishery production and irrigation - A circulation apparatus for agricultural and fishery production and irrigation is provided with a water supply device; a production device; a filter device; an irrigation device; a water storage device; and pipes for connecting the water supply device, the production device, the filter device, the irrigation device, and the water storage device together. The water filter device is filtered and sterilized, and outputs to the irrigation device to supply an irrigation water source for agricultural uses. Excess of the irrigation water source outputs to the water storage device for storage, and flows into the water supply device again or the irrigation device so as to make the irrigation water source to be continuously re-circulated and reused among the water supply device, the production device, the filter device, the irrigation device, and the water storage device. | 03-26-2015 |
20150343334 | HYDROCLONE WITH VORTEX FLOW BARRIER - A hydroclone ( | 12-03-2015 |
20150353397 | WATER REUSE SYSTEM AND METHOD - Disclosed herein are processes, methods, and devices for use in water reclamation, including a system comprising an osmotic membrane bioreactor (OMBR), a microporous membrane bioreactor (MBR), a biological nitrogen removal system (BNR), and a source of high osmotic pressure solution (draw solution), and a reconcentration process to achieve high water recovery at low energy expenditure, which may produce purified water streams of different qualities in parallel. Disclosed processes, methods, and systems for the treating of waste water may further provide for production other useful products, for example, fertilizers. One embodiment of the disclosed systems, processes, or methods may include a hybrid membrane bioreactor comprising a semipermeable membrane and a porous membrane. | 12-10-2015 |
20150360155 | Ballast Water Treatment Systems - A ballast water treatment system. Implementations may include an intake screen, a ballast water intake pump coupled to the intake screen, a screen filter coupled to an outlet of the ballast water intake pump, and a multi-cartridge filter system coupled to the screen filter and with one or more ballast tanks A ballast water dump pump may be coupled with the one or more ballast tanks. The multi-cartridge filter system may include two or more cartridge filters including a quaternary organosilane coating produced from a quaternary ammonium organosilane reagent. | 12-17-2015 |
20160022895 | STOCK SOLUTION CONCENTRATING DEVICE, STOCK SOLUTION TREATMENT DEVICE, AND CIRCULATION-TYPE TREATMENT DEVICE - Provided are a stock solution concentrating device, a stock solution treatment device and a circulation-type treatment device that can prevent the deposition of cells and the like on a filtration member and that can continuously filter and concentrate a stock solution such as pleural and ascitic fluid or blood plasma. The stock solution concentrating device concentrates a stock solution such as pleural and ascitic fluid or blood plasma to form a concentrated solution, and is equipped with: a filter ( | 01-28-2016 |
20160176734 | SULFATE MOLECULE REMOVAL THROUGH INORGANIC OR DIVALENT ION NUCLEI SEEDING | 06-23-2016 |
20170231457 | WATER CONTAINMENT UNIT AND FILTRATION SYSTEM | 08-17-2017 |
20180021699 | Continuous Dewatering Recirculation System with Integral Coal Combustion Residual High Flow Plate Separator | 01-25-2018 |
210195200 | With semipermeable membrane, e.g., dialyzer, etc. | 28 |
20080237110 | MEMBRANE CASCADE-BASED SEPARATION - The present invention provides counter flow cascade separation systems useful to separate solute/solute pairs present in a solvent. The separation systems include a series of interconnected stages with each stage comprising a diafilter preferentially permeable for one solute. Solute/solute pairs are preferentially separated by the diafilter into permeate and retentate flows. Stages are combined to form separation systems capable of operation approaching an ideal cascade. | 10-02-2008 |
20100187170 | APPARATUS FOR WATER PURIFICATION - An apparatus for water purification is provided. The first aspect of the apparatus for water purification includes at least a water processing unit in connection with a water supply end, and a photocatalyst fiber processing unit having two ends in connection with the water processing unit and a water outlet end, respectively. The second aspect of the apparatus for water purification includes at least a water processing unit in connection with a first water tank, and a photocatalyst fiber processing unit having two ends in connection with the water processing unit and the first water tank, or in connection with the water processing unit and a second water tank, respectively, with the second water tank being in connection with the water processing unit. Therefore, the apparatus for water purification eliminates impurities and bacteria from water but preserves minerals in water. | 07-29-2010 |
20110192776 | LOW PHOSPHORUS WATER TREATMENT SYSTEMS - A water or wastewater treatment system to reduce phosphorus or other pollutant concentrations in water or wastewater may include an optional primary treatment stage in fluid communication with a biological secondary treatment stage. The secondary treatment stage may, in turn, be fluidly connected with a tertiary treatment stage, which may include a chemical treatment portion for reducing phosphorus or other pollutants to desired levels. The precipitated phosphorus and other solids or sludge produced from the chemical treatment portion may be recycled upstream for reuse in the primary, secondary, and/or tertiary treatment stages. Such recycle may reduce the amount of added chemicals required in the tertiary treatment stage to phosphorus or other pollutants to desired amounts. | 08-11-2011 |
20110253612 | Extraction With Fractionation of Oil and Co-Products From Oleaginous Material - Systems and methods for extracting lipids of varying polarities from oleaginous material. | 10-20-2011 |
20110272337 | DUAL MODE HEMODIALYSIS MACHINE - A compact portable dual mode hemodialysis machine system is provided. The system includes a sorbent dialysis module with a sorbent cartridge that purifies a dialysate fluid that flows therethrough, where the sorbent dialysis module returns the purified dialysate fluid from the sorbent cartridge to an inlet of a dialyzer. The system also includes a single-pass dialysis module with an acetate pump, a bicarbonate pump and a mixing chamber, where the acetate and bicarbonate pumps flow acetate and bicarbonate mixtures, respectively, into the mixing chamber. The single-pass dialysis module receives a desired amount of water from a reverse osmosis device, the single-pass dialysis module operated to direct used dialysate from the dialyzer to a drain. The machine system can be operated to replace the sorbent cartridge with the single-pass dialysis module to switch the operation of the dual mode hemodialysis machine system from a sorbent dialysis mode to a single-pass dialysis mode | 11-10-2011 |
20110309007 | SPIRAL TYPE SEAWATER DESALINATION APPARATUS - An embodiment of the present invention includes: a spiral type pressure vessel | 12-22-2011 |
20120031826 | HEMODIALYSIS SYSTEM HAVING CLAMPING MECHANISM FOR PERISTALTIC PUMPING - A hemodialysis system including (i) an instrument; (ii) first and second peristaltic dialysate pumps operated by the instrument; (iii) a cassette including a rigid structure and first and second dialysate pumping tubes carried by the rigid structure; and (iv) a mechanism configured to initially allow the cassette to be accepted by the dialysis instrument after which the mechanism engages the first and second dialysate pumping tubes for operation with the first and second peristaltic dialysate pumps. | 02-09-2012 |
20120061304 | SYSTEMS AND METHODS FOR MEMBRANELESS DIALYSIS - Devices, systems and methods are disclosed for removing undesirable materials from a sample fluid by contact with a second fluid. The sample fluid flows as a thin layer adjacent to, or between, concurrently flowing layers of the second fluid, without an intervening membrane. In various embodiments, a secondary separator is used to restrict the removal of desirable substances and effect the removal of undesirable substances from blood. The embodiments may be used for the removal of components from a sample fluid that vary in size. When blood is the sample fluid, for example, this may include the removal of small molecules, middle molecules, macromolecules, macromolecular aggregates, and cells, from the blood sample to the extractor fluid. | 03-15-2012 |
20120103885 | DISPOSABLE APPARATUS AND KIT FOR CONDUCTING DIALYSIS - An extracorporeal blood processing system comprises a plastic molded compact manifold that supports a plurality of molded blood and dialysate fluidic pathways along with a plurality of relevant sensors, valves and pumps. A disposable dialyzer is connected to the molded manifold to complete the blood circuit of the system. The compact manifold is also disposable in one embodiment and can be detachably installed in the dialysis machine. | 05-03-2012 |
20120261321 | SEPARATION MEMBRANE, METHOD FOR MANUFACTURING THE SAME, AND FORWARD OSMOSIS DEVICE INCLUDING THE SAME - Example embodiments relate to a separation membrane including at least one polymer including a structural unit represented by the following Chemical Formula 1, | 10-18-2012 |
20130020243 | SEPARATION MEMBRANE, METHOD FOR MANUFACTURING THE SAME, AND WATER TREATMENT DEVICE INCLUDING THE SAME - A separation membrane may include a support layer and a polymer matrix layer. The support layer may include a polymer including a structural unit represented by Chemical Formula 1, and the polymer matrix layer is a semi-permeable membrane and has a higher rejection rate against a target material to be separated compared to the support layer. Chemical Formula 1 may be as described in the detailed description. | 01-24-2013 |
20130153478 | DIALYSIS SYSTEM INCLUDING PERISTALTIC TUBING PUMPING CASSETTE - A hemodialysis system includes: a peristaltic blood pump; a first peristaltic dialysate pump; a second peristaltic dialysate pump; and a fluid cassette including an upper portion and a lower portion, a blood pumping tube extending linearly from the upper portion to the lower portion, the blood pumping tube actuated by the peristaltic blood pump, a first dialysate pumping tube extending linearly from the upper portion to the lower portion, the first dialysate pumping tube actuated by the first dialysate pump, and a second dialysate pumping tube extending linearly from the upper portion to the lower portion, the second dialysate pumping tube actuated by the second dialysate pump. | 06-20-2013 |
20130180905 | Acid Zirconium Phosphate and Alkaline Hydrous Zirconium Oxide Materials For Sorbent Dialysis - A combination of acid zirconium phosphate and alkaline hydrous zirconium oxide are utilized as ion-exchange materials, for example, in sorbent dialysis. The combination provides for dialysate regeneration while maintaining constant and controlled levels of Na | 07-18-2013 |
20130284653 | SYSTEMS AND METHODS FOR SINGLE NEEDLE CONTINUOUS PLASMA PROCESSING - Certain examples describe systems and methods for increasing plasma extracted from donor blood. An example method includes receiving blood extracted from a donor connected to a blood collection machine. The example method includes filtering the blood using a filtration device to remove at least a portion of plasma included in the blood to separate the plasma removed from remaining blood. The example method includes routing the plasma removed for collection. The example method includes re-filtering the remaining blood using a or the filtration device to remove additional plasma from the remaining blood. The example method includes routing the additional plasma removed for collection. | 10-31-2013 |
20130334115 | DEVICE FOR PRODUCING ULTRAPURE WATER ACCORDING TO THE RO (REVERSE OSMOSIS) PRINCIPLE - The concentrate return line of a device for producing ultrapure water according to the reverse osmosis principle has inserted thereinto a venturi tube with the convergence chamber and the divergence chamber, with a suction hose being mounted on the suction opening of the venturi pump and being connectable by means of a coupling either upstream of the venturi pump and of a flow resistance means to the concentrate return line or to an external container which contains a disinfectant or a cleaning agent. A disinfecting process can thereby be substantially automated. | 12-19-2013 |
20140151278 | MULTI-STAGE SEAWATER DESALINATION APPARATUS AND OPERATION CONTROL METHOD OF MULTI-STAGE SEAWATER DESALINATION APPARATUS - A high-pressure pump P | 06-05-2014 |
20140251885 | Dialysis Machine - A disposable cartridge for use in a hemodialysis machine has a blood flow path for carrying a volume of blood to be treated in a dialyser and a dialysate flow path, isolated from the blood flow path, for delivering a flow of dialysate solution through the dialyser. The cartridge is received in an engine section of the machine. The engine section has first and second platens which close when the cartridge is inserted to retain the cartridge. Actuators and sensors arranged on the second platen control operation of the cartridge. | 09-11-2014 |
20140263010 | HYBRID AEROBIC AND ANAEROBIC WASTEWATER AND SLUDGE TREATMENT SYSTEMS AND METHODS - A hybrid method and system of treating wastewater with reduced energy usage is disclosed. The treatment system has a sorption system, an anaerobic digester that digests or converts at least a portion of the solids or sludge from the sorption system, and an aerobic treatment tank that partially reduces oxygen demand of a portion of the sludge from the sorption tank. | 09-18-2014 |
20140299529 | Systems, Apparatus, and Methods for Separating Salts from Water - A system, method, and apparatus for desalinating water, such as seawater. The system, method, and/or apparatus includes an electrodialysis cell that can separate monovalent ionic species from multivalent ionic species, so they may be separately treated. Each separate treatment may include precipitation of salt via the use of an organic solvent, followed by processing of precipitated salts and membrane treatment of water to remove solvent and remaining salts. | 10-09-2014 |
20140305857 | RECYCLING METHOD AND DEVICE FOR RECYCLING WASTE WATER CONTAINING SLURRY FROM A SEMI-CONDUCTOR TREATMENT PROCESS, IN PARTICULAR FROM A CHEMICO-MECHANICAL POLISHING PROCESS - A recycling device for recycling slurry wastewater from a semiconductor processing process is provided. The recycling device includes a circulation vessel for receiving slurry-containing wastewater; a wastewater feed line connected to the circulation vessel; an ultrafilter device connected via an ultrafilter feed line to the circulation vessel for concentrating mixed wastewater continuously removed from the circulation vessel by means of fluid removal; a wastewater return line for passing the concentrated wastewater into the circulation vessel; and a control device which carries out after one another in time filtration, in which, during a continuous removal of mixed wastewater and concentration thereof by the ultrafilter device, fresh wastewater is continuously fed to the circulation vessel, and concentration, in which, during the continuous removal of mixed wastewater and concentration thereof by the ultrafilter device, the feed of the fresh wastewater to the circulation vessel is reduced or substantially shut off. | 10-16-2014 |
20150021252 | DIALYSIS SYSTEM HAVING NON-INVASIVE FLUID VELOCITY SENSING - A dialysis system includes a dialysis instrument including a blood pump, a dialysate inlet pump, a dialysate outlet pump, and at least one fluid velocity sensor, each sensor including an emitter and a receiver, a dialyzer arranged (i) to receive blood pumped by the blood pump, (ii) to receive fresh dialysate pumped by the dialysate inlet pump and (iii) such that used dialysate is pumped from the dialyzer by the dialysate outlet pump, and a disposable cassette including a to-dialyzer dialysate pathway carrying dialysate pumped by the dialysate inlet pump and a from-dialyzer dialysate pathway carrying used dialysate pumped by the dialysate outlet pump, wherein at least one of the to-dialyzer dialysate pathway or the from-dialyzer dialysate pathway includes at least one sensing area so positioned and arranged such that when the disposable cassette is mounted to the instrument, the sensing area is coupled operably with both the emitter and the receiver of the at least one fluid velocity sensor. | 01-22-2015 |
20150297816 | RENAL THERAPY SYSTEM HAVING PUMP REVERSING FLUID CONTROL - A renal therapy system includes: a filter; an arterial blood flowpath in fluid communication with the filter; a venous blood flowpath in fluid communication with the filter; a renal therapy fluid flowpath in fluid communication with the filter; first and second renal therapy fluid pumps; a plurality of valve actuators; and a dialysis fluid cassette including a plurality of valve portions configured to operate with the plurality of valve actuators so that (i) the first renal therapy fluid pump pumps renal therapy fluid through the renal therapy fluid flowpath for a number of first pump actuations, and (ii) the second renal therapy fluid pump pumps renal therapy fluid through the renal therapy fluid flowpath for a number of second pump actuations. | 10-22-2015 |
20150360983 | WATER REUSE SYSTEM AND METHOD - Disclosed herein are processes, methods, and devices for use in water reclamation, including a system comprising an osmotic membrane bioreactor (OMBR), a microporous membrane bioreactor (MBR), a biological nitrogen removal system (BNR), and a source of high osmotic pressure solution (draw solution), and a reconcentration process to achieve high water recovery at low energy expenditure, which may produce purified water streams of different qualities in parallel. Disclosed processes, methods, and systems for the treating of waste water may further provide for production other useful products, for example, fertilizers. One embodiment of the disclosed systems, processes, or methods may include a hybrid membrane bioreactor comprising a semipermeable membrane and a porous membrane. | 12-17-2015 |
20160089485 | UNIVERSAL PORTABLE MACHINE FOR ONLINE HEMODIAFILTRATION USING REGENERATED DIALYSATE - Manifolds suitable for use in hemodialysis, hemofiltration, hemodiafiltration, and peritoneal dialysis are provided. One or more of the manifolds can include a manifold body and an external tube. The manifold body can include at least one conduit including a first conduit and at least one port including a first port in fluid communication with the first conduit. The external tube can be in fluid communication with the first port and can include a main segment, a first branch segment, and a second branch segment containing at least one bacterial filter. The first branch segment and/or second branch segment can include at least one flow restrictor. Dialysis machines, systems, and kits including one or more such manifold are also provided, as are methods of performing hemodiafiltration using such manifolds. | 03-31-2016 |
20160095970 | RENAL THERAPY BLOOD CLEANSING SYSTEM WITH SELECTIVE VALVE FEATURE - A renal therapy blood cleansing system is provided. The renal therapy blood cleansing system includes a blood circuit including a blood filtering device, a therapy fluid circuit including a balance chamber configured to exchange like volumes of fresh and used therapy fluid, a first pump configured to pump fresh therapy fluid to the balance chamber, a second pump configured to pump used therapy fluid to the balance chamber, and at least one valve located downstream from the balance chamber, the at least one valve enabling fresh therapy fluid from the balance chamber to be directed selectively to (i) a flow path leading to an inlet of the blood filtering device, or (ii) a flow path leading to the blood circuit at a location upstream or downstream of the blood filtering device. | 04-07-2016 |
20160106778 | A MULTIPART FLUID SYSTEM AND A SYSTEM FOR CITRATE ANTICOAGUALATION IN AN EXTRACORPOREAL BLOOD CIRCUIT - The present invention concerns a multipart fluid system for dialysis therapy, wherein the multipart fluid system comprises an anticoagulation fluid and at least one treatment fluid from the group consisting of dialysis fluid and infusion fluids. According to the invention the anticoagulation fluid comprises 15-40 mM citrate; and the at least one treatment fluid comprises 1.5-8 mM citrate and ≧10 mM bicarbonate. The present invention further concerns a system for citrate anticoagulation in an extracorporeal blood circuit. | 04-21-2016 |
20160106901 | RENAL FAILURE THERAPY MACHINES AND METHODS INCLUDING CONVECTIVE AND DIFFUSIVE CLEARANCE - A renal failure therapy machine includes a blood cleaning filter, a sorbent device configured to regenerate used therapy fluid from the blood cleaning filter, a therapy fluid pump configured to pump regenerated therapy fluid from the sorbent device back to the blood cleaning filter, and a flow restrictor in fluid communication with the blood cleaning filter, the therapy fluid pump and the sorbent device, the flow restrictor configured to cause regenerated therapy fluid pumped by the therapy fluid pump from the sorbent device to the blood cleaning filter to be pressurized so that a first amount of the regenerated therapy fluid performs convective clearance and a second amount of the regenerated therapy fluid performs diffusive clearance. | 04-21-2016 |
20160176738 | RECYCLING APPARATUS OF RINSING WASTEWATER FOR ELECTROPAINTING | 06-23-2016 |
210195300 | With sediment recycle means directly to main stream | 11 |
20080203003 | Device for Purifying Anaerobic Biological Wastewater - The invention relates to a device for purifying anaerobic biological wastewater, which wastewater is fed in through a feed pipe ( | 08-28-2008 |
20080257810 | Water or Wastewater System and Method for Removing BOD and Suspended Solids Through an Activated Sludge Process and a Ballasted Flocculation Process - A method and system for treating water or wastewater to remove both soluble BOD and suspended solids. The method entails directing first and second water or wastewater streams to a treatment system including an activated sludge system and a ballasted flocculation system. The first water or wastewater stream is directed to the activated sludge system which includes at least one reactor and a clarifier. The second water or wastewater stream is directed to a ballasted flocculation system. Mixed liquor or activated sludge is directed from the activated sludge system to a mixing chamber that is located upstream from the ballasted flocculation system. The water or wastewater of the second stream is mixed with the mixed liquor or activated sludge in the mixing chamber. The mixed liquor from the mixing chamber is directed to and through the ballasted flocculation system. In the end, the soluble BOD in the second water or wastewater stream is reduced and suspended solids in the water or wastewater are also reduced. | 10-23-2008 |
20090050552 | SYSTEM FOR ACTIVATED SLUDGE WASTEWATER TREATMENT WITH HIGH DISSOLVED OXYGEN LEVELS - An activated sludge wastewater treatment system is provided. The disclosed system includes: an uncovered activated sludge basin; a high purity oxygen aeration system; a secondary clarifier; a return activated sludge line and a waste activated sludge line; wherein the system operates at a solids loading of between about 3000 mg and about 10000 mg of suspended solids per liter of mixed liquor; a dissolved oxygen level in the aeration basin in the range of between about 5 mg to 15 mg; and a solids retention time of between about 7 days and 40 days. | 02-26-2009 |
20090272681 | RECYCLE WATER TREATMENT SYSTEM FOR CAR WASH - The present invention relates to a recycle water treatment system for car wash comprising principally a flocculating sedimentation tank, a flotation tank, a tank of aerobic biofilter, a secondary sedimentation tank and a storage tank that are connected in sequence, wherein a flocculent feeder is equipped at the top of the flocculating sedimentation tank; a flotation aerator is equipped at the bottom and a float scraper is equipped at the top of the flotation tank; and an aerobic filter is equipped at the middle and an aerator is equipped at the bottom of the tank of aerobic biofilter, the inlet pipe of the flocculating sedimentation tank being the inlet pipe of the system of the invention, and the outlet pipe of the storage tank being the outlet pipe of the system of the invention. Such a system is particularly applicable for small- and medium-sized car washes, because it's effective in practical operation and convenient in installation and maintenance due to compactness. | 11-05-2009 |
20100000924 | REDUCING WATER PURIFICATION MATERIAL, METHOD FOR PRODUCING REDUCING WATER PURIFICATION MATERIAL, METHOD FOR TREATING WASTEWATER, AND WASTEWATER TREATMENT APPARATUS - A reducing water purification material having a reducing iron-based precipitate selected from green rust, iron ferrite, reducing iron hydroxide, and a mixture thereof. A wastewater treatment process having steps of adding a reducing iron compound to wastewater, leading the wastewater to which the reducing iron compound is added to a reaction tank and forming a precipitate, separating the formed precipitate by a solid-liquid separation to obtain a sludge, and alkalinizing all or a portion of the separated sludge to form an alkaline sludge followed by returning to the reaction tank, wherein in the precipitation step, the wastewater to which the reducing iron compound is added and the alkaline sludge are mixed and are allowed to react in a non-oxidizing atmosphere under alkaline condition to form a reducing iron compound precipitate as the precipitate, thereby incorporating contaminants in the precipitate to remove the contaminants from the wastewater. | 01-07-2010 |
20100051526 | PHOSPHOROUS REMOVAL SYSTEM AND PROCESS - A phosphorus removal system is operable to remove phosphorus from an influent. The system includes a first section receiving the influent and discharging a first flow. A first coagulant inlet is positioned upstream of the first section and is in fluid communication with the influent to introduce a first coagulant selected to precipitate phosphorus. A second section receives the first flow and discharges a second flow, and a third section receives the second flow and discharges an effluent. A second coagulant inlet is positioned downstream of the first section and upstream of the third section to introduce a second coagulant selected to precipitate phosphorus. | 03-04-2010 |
20100065483 | Blood Processing Apparatus With Cell Capture Chamber with Protruding Inlet - A disposable blood separation set of a centrifugal blood processing system comprising a blood processing chamber adapted to be mounted on a rotor of a centrifuge; a frustro-conical cell separation chamber in fluid communication with the processing chamber, the cell separation chamber having a protruding inlet therein. The protruding inlet may have a frustro-conical inner surface that slants radially outwardly from an inlet to a mouth of the protruding inlet. A circumferential well may surround the protruding inlet. The cell separation chamber may have a baffle within a separation area. The baffle may have a plurality of vanes with openings therein. | 03-18-2010 |
20110253613 | CONTAMINANT REMOVAL SYSTEM UTILIZING DISC FILTER - A system is adapted to remove one or more contaminants, particularly phosphorus, from an influent. The system includes a first section receiving the influent and discharging a first flow. A first coagulant inlet is positioned upstream of the first section and is in fluid communication with the influent to introduce a first coagulant selected to precipitate the contaminant. A second section receives the first flow and discharges a second flow, and a third section including a disc filter receives the second flow and discharges an effluent. A second coagulant inlet is positioned downstream of the first section and upstream of the third section to introduce a second coagulant selected to precipitate the contaminant. | 10-20-2011 |
20130032519 | Biological sewage treatment device - This invention is a biological sewage treatment device and system for use as a facility for the collection and purification of sewage from small and mid-sized buildings such as single-and multi-family homes, hotels, motels serving from 4 to 200 people. The invention provides for an automatically-regulating treatment process, based on low-load active sediment technology with extended oxygenation time, utilizing filtration on a suspended active sediment. | 02-07-2013 |
210195400 | Means is baffle slot | 2 |
20090001006 | INTEGRATED SUCTION AND DRAINING DEVICE FOR THE TANK OF A DISHWASHING MACHINE AND DISHWASHING MACHINE INCLUDING SUCH A DEVICE - An integrated device including an overflow tube and a cup-shaped body filtering element concentrically mounted to the overflow tube; wherein the overflow tube presents a first end connected to a draining tube and a second blank end, opposite to the first, which overhangingly protrudes upwards inside a tank of a washing compartment of a dishwashing machine, the second end of the overflow tube presenting at least one side opening essentially arranged in use at the surface height of a head of washing fluid inside the tank; the filtering element being arranged with a first laterally blank end thereof so as to shield the at least one side opening of the overflow tube, while a second end thereof is provided with a plurality of openings made so as to define a filtering mesh at a bottom wall of the tank and around the overflow tube, in a position immediately facing a suction sump arranged underneath the tank and within which the first end of the overflow tube projects. | 01-01-2009 |
20110309008 | Chemical Release System - 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. | 12-22-2011 |
210196000 | Of filtrate | 11 |
20090107902 | PERSONAL HEMODIALYSIS SYSTEM - A dialysis machine includes a dialysis instrument having a pump actuator and first and second valve actuators, and a disposable cassette operable with the dialysis instrument, the disposable cassette including a pump portion operable with the pump actuator, first and second valve chambers operable with the first and second valve actuators, the first and second valve chambers communicating fluidly with each other, at least the first valve chamber communicating fluidly with a compliance chamber, the compliance chamber negating a first backpressure due to a pneumatic closing pressure used to close the first valve chamber to help to ensure the pneumatic pressure applied to the first valve chamber will close the first valve chamber against a second backpressure from an existing closure of the second valve chamber. | 04-30-2009 |
20100072121 | IMPROVED STATIC FLUID SEPARATOR DEVICE - A fluid separator includes a casing and a tubular main body disposed in the casing and having a central axis, inlet and outlet ends spaced along the axis, inner and outer circumferential surfaces; and drain passage(s) extending radially between the inner and outer surfaces. A collection chamber is defined between the outer surface and the casing and the inner surface defines a central flow passage, such that liquid contacting the inner surface flows through the drain passage(s) and into the collection chamber. A deflector disposed within the flow passage includes a hub located on the central axis with a bore and a plurality of vanes extending radially between the hub and the main body inner surface. Each vane has a first channeling surface facing toward the body inlet and a second channeling surface facing away from the inlet. Recirculation members fluidly connect the collection chamber with the hub bore. | 03-25-2010 |
20100200487 | SYSTEM FOR WATER TREATMENT - A system for treating feedwater to remove contaminants therefrom, the system comprising at least one high shear mixing device comprising at least one generator comprising a rotor and a stator separated by a shear gap, wherein the shear gap is the minimum distance between the rotor and the stator, and wherein the high shear mixing device is capable of producing a tip speed of the rotor of greater than 22.9 m/s (4,500 ft/min) and a pump configured for delivering feedwater and treatment gas selected from oxygen, air, and chlorine to the high shear mixing device. | 08-12-2010 |
20110062070 | APPARATUS FOR TREATING WASTEWATER, PARTICULARLY WASTEWATER ORIGINATING FROM A PROCESS FOR THE PRODUCTION OF PHOTOVOLTAIC CELLS - An apparatus for the treatment of wastewater, particularly wastewater originating from a process for the production of photovoltaic cells, comprising:
| 03-17-2011 |
20120006732 | MODULAR DUAL VESSEL DISSOLVED AERATION FLOTATION TREATMENT SYSTEM - A modular dual vessel DAF includes a frame, adjacent treatment sections mounted to the frame and including a multi-stage flocculator, aeration injector and mix chamber, stilling well, separation tank, effluent weir having an enclosed peaked upper portion and bottom inlet, clear well with height adjustable risers, surface skimmer, inclined sludge plate, and a sludge collection section, wherein the treatment sections may operate independently, in parallel, or in series. A modular dual vessel DAF may include a separator plate pack in each separation tank. | 01-12-2012 |
20120091050 | Water Treatment Device - 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. | 04-19-2012 |
20130134081 | HYBRID POROUS STRUCTURE, METHOD OF PREPARING HYBRID POROUS STRUCTURE, SEPARATION MEMBRANE INCLUDING HYBRID POROUS STRUCTURE, AND WATER TREATMENT DEVICE INCLUDING MEMBRANE - A hybrid porous structure may include a base template and an ionic polymer coating layer within the base template. The structural framework of the base template itself is non-porous. The base template fills the gaps among a plurality of imaginary spherical bodies stacked in three-dimensions as an imaginary stack. The ionic polymer coating layer is laminated on an inner surface of the base template inside the imaginary spherical bodies. The imaginary spherical bodies may have a pore in the center which is not occupied by the ionic polymer coating layer. The hybrid porous structure may include a plurality of necks, which are openings formed in a contact part where adjacent imaginary spherical bodies contact each other. The necks may be interconnected to the pores located in the center part of the imaginary spherical bodies. | 05-30-2013 |
20130299406 | Slurry Concentration System and Method - A system and method for concentrating a slurry is disclosed. A preferred embodiment comprises a filter that is used to filter a slurry into a concentrate and a permeate. A portion of the permeate is used in a backflow operation of the filter once a pressure differential of 0.8 bar is obtained from the filter inlet to the permeate outlet of the filter. | 11-14-2013 |
20140116931 | Suction-Type oil filter unit for transmissions or internal combustion engines - The invention relates to a suction-type oil filter unit ( | 05-01-2014 |
20150083651 | CROSS-FLOW FILTRATION SYSTEM INCLUDING PARTICULATE SETTLING ZONE - Cross-flow filtration systems and corresponding methods for separation particulate matter from liquids. A representative system includes a cross-flow filtration zone ( | 03-26-2015 |
20150136675 | OIL-WATER SEPARATING STRUCTURE AND OIL-WATER SEPARATING SYSTEM USING THE SAME - An oil and water separating structure is provided. The oil and water separating structure mainly uses a pump to drive a fluid to form a jet flow in high flow velocity so as to produce a suction force. Oil floating on the water surface will be sucked into a tube and discharged along with the fluid. A mixed fluid discharged contains a high proportion of oil, so it is convenient to deal with the discharged oil. The oil and water separating structure can effectively separate oil from water. | 05-21-2015 |
210197000 | From bottom of separator | 4 |
20120187032 | LOW ENERGY CENTRIFUGAL LIQUID-SOLID SEPARATOR SYSTEM - A sweeper assembly can include a plurality of holes drilled in one or more sweeper headers that can be angled downwards towards the basin floor to produce a gentle flow of fluid to keep particulate matter rolling along the basin floor. A centrifugal separator can include a curved velocity plate for smoothly directing flow from an inlet pipe to an inner wall of the separator and creating a downward vortex of particulate-laden fluid within the centrifugal separator. The centrifugal separator can include one or more reversal mechanisms for transferring particulate matter to a collection chamber and reversing the direction of particle-free fluid, which may upwardly exit through a discharge pipe. The centrifugal separator can include a bleed valve in the discharge pipe for automatically bleeding accumulated air in the “dead zone” between the inlet pipe and the top of the centrifugal separator. | 07-26-2012 |
20130056400 | LIQUID MIXING AND PUMPING SYSTEM, WASTE WATER TREATMENT SYSTEM COMPRISING THE SAME, AND RELATED METHOD - The application relates to a liquid mixing and pumping system ( | 03-07-2013 |
20140209523 | Water Treatment Process and Plant Using Ballasted Flocculation and Settling - A method for treating wastewater using a ballasted flocculation technique includes continuously measuring the concentration of suspended solids, organic matter or other impurities in the water to be treated prior to directing the water to be treated to a flocculation tank. Based on this measurement, the amount of ballast necessary to obtain treated water of a predetermined quality is then calculated. In the flocculation tank, ballast and a flocculating reagent are added to the water to form a water-floc mixture. The water-floc mixture is directed to a settling tank where a sludge-ballast mixture is settled. The sludge-ballast mixture is directed to a mixing tank and then to a separator to separate the ballast from the sludge. The separated ballast is directed to the flocculation tank. The separated sludge is directed to the mixing tank when the level of sludge-ballast mixture in the mixing tank is lower than a predetermined level. | 07-31-2014 |
20150060341 | Liquid Solid Separator - A liquid solid separator tank has a motor driven recirculating belt having rollers placed therein processing a mixture of materials. The top belt brings wet materials into a collection trough having overflow weirs disposed externally. These weirs permit overflow liquids to flow down towards a main tank; then, a sump pump reintroduces water back into an influent basin to cleanse the mixture once again. Also, the action of a motor driven auger within the trough forces solids towards a dewatering box attached externally thereto. This box has a motor driven rotating cage mounted on moveable rollers and internally attached removable brushes that act to clean the outer surface of the cage as it moves in addition to a stationary high pressure wash. A shroud channels the influent liquid solid mixture towards a filtered water basin disposed directly underneath the lower belt portion permitting cleansed water to be removed therefrom. | 03-05-2015 |