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210 - Liquid purification or separation

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Class / Patent application numberDescriptionNumber of patent applications / Date published
210198200 Chromatography 138
210205000 With distinct reactor tank, trough or compartment 40
210200000 Plural distinct separators 38
210209000 Directly applied to separator 30
210199000 Spaced along flow path 9
20090120864WEARABLE DIALYSIS METHODS AND DEVICES - The present invention provides a portable continuous dialysis system configured as a wearable belt in fluid communication with a separate portable unit in the form of an easy to carry bag-pack or case, or a fanny pack wearable around the shoulder. In one embodiment, the wearable belt unit comprises a dialyzer and a pump, such as a dual pulsatile pump, while the portable unit comprises a dialysate regeneration system and a waste collection bag. In another embodiment, the wearable belt unit comprises a manifold for blood circuit, while the portable unit comprises a manifold for dialysate circuit. The placement of components can be varied between the portable unit and the wearable belt unit, depending upon factors such as comparative weight and size of the belt and portable units, the ease of operation of the dialysis system by the patient, the overall length of the tubing system and the safety of operation of the overall system.05-14-2009
20090159519Microbiological Control in Aqueous Systems - Microbiological control is achieved by continuously and inexpensively dosing water in contact with biofilm, or that comes into contact with biofilm, using a highly effective biocide that provides very effective microbiocidal control of planktonic microorganisms and of biofilm species, even where the biofilm infestations have been in existence for long periods of time and thus have encased themselves in a substantial quantity of slimy defensive polysaccharide layers or films. In addition, the biocide used makes possible significant reduction in copper and/or iron surfaces in contact with the water as compared to N,N′-bromochloro-5,5-dimethyl hydantoin. Still other advantages are made possible by the described technology.06-25-2009
20130026086SEPARATION PROCESS - A separation process for separating two or more immiscible liquids using contactors utilizing high surface area vertical hanging fibers is disclosed. This separation process is especially useful in the separation of disulfide oil formed during the oxidation of spent caustic solution that was used to remove sulfur contaminates from light hydrocarbons.01-31-2013
20090045118Environmentally Neutral Processing With Condensed Phase Cryogenic Fluids - Systems, methods and apparatus are provided for utilizing a substantially condensed phase cryogenic fluid for the purpose of remediation and retrieval of, e.g., spilled crude oil and other “oil spill”-related products from marine/aquatic and terrestrial environments. In some implementations, systems and apparatus are provided for applying a substantially condensed phase cryogenic fluid to a volume of spilled oil, and further having structure for collecting the spilled oil. Some implementations are environmentally-neutral. Substances other than oil may be remediated as well.02-19-2009
20090045117ENVIRONMENTALLY-NEUTRAL PROCESSING WITH CONDENSED PHASE CRYOGENIC FLUIDS - Systems, methods and apparatus are provided for utilizing a substantially condensed phase cryogenic fluid for the purpose of remediation and retrieval of, e.g., spilled crude oil and other “oil spill”-related products from marine/aquatic and terrestrial environments. In some implementations, systems and apparatus are provided for applying a substantially condensed phase cryogenic fluid to a volume of spilled oil, and further having structure for collecting the spilled oil. Some implementations are environmentally-neutral. Substances other than oil may be remediated as well.02-19-2009
20130213872Treatment Devices and Methods - A treatment device for treating a potable liquid when submerged into the potable liquid, the treatment device including a porous enclosure enclosing an interior and filter media disposed in the interior of the porous enclosure and configured to adsorb impurities from the potable liquid entering the porous enclosure to yield a purified liquid that exits the porous enclosure, the filter media including activated carbon. In some examples, the treatment device is unaffixedly disposed in the potable liquid and/or is disposable. In some examples, the treatment device includes one or more pockets in the interior of the enclosure. Additionally or alternatively, the treatment device may include a strip incorporating filter media.08-22-2013
20080296214APPARATUS FOR SUPPORTING CHEMICAL TABLETS - A chemical feeder for dissolving chemical tablets includes a housing and a plurality of tapered pedestals positioned in the housing for supporting the chemical tablet as the tablet is dissolved by liquid flowing through the feeder. The housing also includes a cup configured to receive a cartridge for holding the tablet; the cup includes inlet and outlet ports for the liquid. The cartridge includes a plate at its lower end; the pedestals are formed on its interior surface. Each pedestal may have a pencil-point shape. When the chemical tablet is installed in the cartridge and the cartridge is installed in the cup, the tapered pedestals support the chemical tablet and thereby expose an underside of the tablet to the liquid. The tablet is immersed in the liquid according to the height of the pedestal; the dissolution rate of the tablet thus corresponds to the height of the pedestals.12-04-2008
20090230044Microfluid Chip Cleaning - A method of cleaning a microfluidic chip (09-17-2009
20090008312Waste treatment system - A system for removing water from sludge is disclosed. The system (01-08-2009
20090134083WATER CIRCULATION SYSTEMS FOR PONDS, LAKES, MUNICIPAL TANKS, AND OTHER BODIES OF WATER - A circulation system for bodies of water. In one set of embodiments for larger bodies of water, modified horizontal plate designs are provided at the entrance of the draft hose. The plate designs have sections that pivot downwardly as the flotation platform and depending draft hose are rapidly raised in high wave conditions to let the water escape downwardly out of the hose. Adaptations to the floats for the elongated arms of the platform are also made to essentially eliminate the creation of any damaging torques on them from high waves. Another set of embodiments are particularly adapted for smaller systems in municipal water tanks for thorough mixing of the water and treatment to kill undesirable ammonia oxidizing bacteria and prevent or at least inhibit their return.05-28-2009
20090250389COMPOSITION FOR ODOR CONTROL - A synergistic composition is provided for controlling odor from waste products. The composition comprises a combination of nitrate salt, sulfide-consuming compound, pH-elevating compound, sulfide-oxidizing, nitrate-reducing bacteria, and sulfide-oxidizing enzyme. The method includes adding a sufficient amount of the composition to a waste stream to provide sufficient sulfide-consuming compound to effect immediate removal of sulfide. The composition incorporates a pH elevating compound, which both decreases the amount of gaseous H10-08-2009
20110297600DESALINATION METHODS AND SYSTEMS THAT INCLUDE CARBONATE COMPOUND PRECIPITATION - Desalination methods that include carbonate compound precipitation are provided. In certain embodiments, feed water is subjected to carbonate compound precipitation conditions prior to desalination. In certain embodiments, desalination waste brine is subjected to carbonate compound precipitation conditions. In yet other embodiments, both feed water and waste brine are subjected to carbonate compound precipitation conditions. Aspects of embodiments of the invention include carbon dioxide sequestration. Embodiments of the invention further employ a precipitate product of the carbonate compound precipitation conditions as a building material, e.g., a cement. Also provided are systems configured for use in methods of the invention.12-08-2011
20110186496APPLIANCES FOR THE ALKALIZING OF WATER - The invention is directed to point of use devices and appliances for alkalizing water that is to be ingested. The devices comprise straws, carafes, countertop units, water bottle units, and any other devices that will treat the water at the point of use. The water will flow through the point of use devices or appliances longitudinally or radially. The point of use device or appliance will contain an alkalizing formulation that will increase the pH of the water to preferably above about 8. The amount of water that can be treated will depend on the amount of alkalizing formulation used and the size and capacity of the device or appliance for the alkalizing formulation. The alkalizing formulation will supply to the water being treated one or more of potassium, calcium, and magnesium ions. The water prior to contacting the treatment compound can be filtered through a purification formulation to remove particulates, heavy metals, and various organic compounds. The purification formulation can be a form of activated carbon.08-04-2011
20120097590WASTEWATER TREATMENT SYSTEM - The wastewater treatment system includes a hollow, elongate, horizontally disposed, cylindrical body made from plastic is adapted for water storage and treatment. The cylindrical body includes reinforcement ribs formed by a helically wound steel band embedded in the plastic and extending between opposite open ends of the elongate cylindrical body. A voltage source selectively energizes the steel band. A pair of bulkhead members respectively extends across and covers opposite ends of the cylindrical body. A fluid-tight wall is mounted in the cylindrical body, the first bulkhead member, the fluid-tight wall and the cylindrical body forming a fluid-tight tank defining a liquid storage chamber. The second bulkhead member and the fluid-tight wall define a dry liquid treatment equipment chamber. An inlet pipe extends into the tank for admitting the pretreatment liquid into the tank. An outlet pipe extends from the tank and discharges the treated liquid from the tank.04-26-2012
20120024769METHOD FOR COLLECTING MATTER WITH A MATTER COLLECTION UNIT - A method for collecting matter using a matter collection Unit, as described below, provides a low energy, low cost and nearly zero pollutant process for extracting suspended and/or dissolved matter in a medium. The method collects the matter on a material when the medium is permitted to flow past the material which is disposed within a chamber, and the medium, with less suspended matter, can flow back to a medium body to permit, e.g., further growth and/or higher collection efficiency. The process can operate continuously alongside, e.g. a growth system, to harvest suspended matter until the matter is ready for extraction. Post extraction collected matter, e.g., can be converted into valuable commercial products or the process can be used to remediate a medium, such that the valuable product is a substantially cleaner medium.02-02-2012
20110192777CLEANING AND MATERIAL SEPARATING DEVICE FOR WASTEWATER, PARTICULARLY FROM LIVESTOCK HUSBANDRY - 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 (08-11-2011
20090272682Filtered Water Enhancements - A system for enhancing water is described. The system includes a housing with an inlet and an outlet, source water at the inlet, which can flow through a filter component in the housing and thus become treated water, and at least one enhancement module that can dispense an enhancement into the treated water as it flows through the outlet. Water can flow through the system only by the force of gravity, pressure in a building's water line, and/or hand pumps. Enhancement that can be used in the system include flavorings, dyes, minerals, vitamins, herbal supplements, nutritional supplements, phytonutrients, probiotics, homeopathic remedies, amino acids, enzymes, hormones, standard prescription medications, and over-the-counter medications, and combinations thereof. A control is also provided, through which a consumer can regulate an amount of enhancement that is added to the treated water.11-05-2009
20090283464WATER FEED DEVICE - There is disclosed a water feed device capable of adding mineral components to for-treatment water in accordance with user's request to feed a variety of water including the mineral components from soft water to hard water. Furthermore, there is disclosed a water feed device capable of selecting a treatment function to be performed with respect to the for-treatment water in accordance with the type of water for use as the for-treatment water, a use situation and a purpose, to perform an optimum treatment. A water feed device S of the present invention includes a mineral addition treatment unit which has one or more mineral components and which adds the mineral components to the for-treatment water; and a control unit which has data concerning the one or more mineral components of mineral water and which controls the addition of the mineral components by the mineral addition treatment unit in accordance with the selected mineral water.11-19-2009
20110266202WASTEWATER TREATMENT APPARATUS WITH TWO-STAGE MULTIMEDIA BIOLOGICAL FILTRATION PROCESS - A wastewater treatment apparatus of the present invention is configured to biologically filter wastewater through multimedia by consecutively performing two stages (the first and second stages) for a multimedia biological filtration process. A carbon source and coagulant are respectively injected during the first and second multimedia biological filtration processes. The first stage multimedia biological filtration process is carried out in anoxic conditions and the second stage multimedia biological filtration process is carried out in aerobic conditions. The media for the first and second stage biological filtration processes are arranged in large-middle-middle large-small size. Thus, the present invention can secure excellent treated water while minimizing loss of water-head by maximizing reflux capability of solids.11-03-2011
20110203983Treatment Device and Treatment Bag - The present invention provides a treatment device that can greatly decrease not only an installation area but also a power cost and can further improve durability of a movable member and a treatment bag used for this treatment device. The present invention is characterized in that the inside of a water tank is partitioned into an interior space of a treatment bag main body and an exterior space in which filling water is stored by immersing a treatment bag in the water tank storing the filling water whose water level is constantly maintained, the treatment bag comprising: the treatment bag main body hermetically formed of an impermeable flexible sheet; a supply port through which a treatment target liquid is supplied into the treatment bag main body; and a discharge port through which a treated liquid is discharged to the outside.08-25-2011
20120067801Analyzer Assembly Platform - A method for mounting and combination of an analytical apparatus with a platform for mounting such an apparatus comprising at least two units, and a platform on which said apparatus is mounted is disclosed, said platform comprising at least one platform element, and multiple feet for placing the platform elements on a surface. The feet are individually adjustable in height.03-22-2012
20100000925Method for Monitoring A Plurality of Electrical Luminous Elements and Device for Disinfecting A Substance By Means of Ultraviolet Radiation - The invention relates to a method for the monitoring of a plurality of at least three electrical lighting bodies of the same design, comprising 01-07-2010
20100300948WATER TREATMENT EQUIPMENT - According to one embodiment, water to be treated is passed through each of a first reactor vessel and second reactor vessel, phosphorus contained in the water is removed by using an adsorbent, thereafter the liquid held in each of the reactor vessels is discharged from each of a first treated water discharge path and second treated water discharge path, and thus the influence of soluble impurities derived from the water is eliminated. Further, when suspended solids impurities contained in the water are accumulated in the phosphorus adsorbent, the accumulated impurities are eliminated by a reverse cleaning operation using a liquid to be thereafter introduced from a reactor vessel liquid introduction path into the reactor vessel, and hence the influence of the suspended solids in the water on a desorption agent liquid to be thereafter introduced into a crystallization vessel, and containing phosphorus from the phosphorus adsorbent is eliminated.12-02-2010
20130140223Liquid Filter and Filter Element With an Additive Container - A filter housing (06-06-2013
20110240540AQUEOUS IRON REMOVAL PROCESS AND APPARATUS - A process and associated apparatus to reduce both ferrous (Fe10-06-2011
20110084011WASTEWATER TREATMENT SYSTEM AND METHOD USING HIGH ENERGY LIGHT - Embodiments of systems including wastewater treatment systems that utilize high energy light to destruct organics in wastewater are provided. In some embodiments, such systems may include a gas purifier that is configured to purify a gas. The wastewater treatment system treats wastewater from the gas purifier via the use of ultraviolet light. Accordingly, the wastewater treatment system may include an ultraviolet light system that directs ultraviolet light through the wastewater.04-14-2011
20090218266WATER TREATMENT AND METHODS OF USE - The present invention describes a novel antimicrobial ion delivery system (IDS) article, methods of making the article, and its applications in water disinfection. The novel IDS entails a source of oligodynamic metal ions embedded in a matrix that allows for the release of metal ions in water at biocidals concentrations. The preferred IDS contains particles made of metallic alloys and bound to a matrix that ensures the controlled release of ions in water. The novel IDS is safe for use in animals and humans and it is environment friendly and biodegradable.09-03-2009
20110042288Enhanced Coalescer - A coalescer is used in series with a hydrocyclone to enhance the removal of a dispersed phase from a continuous phase by first using a coalescer that lacks removal of any separated dispersed phase prior to cyclonic action in the hydrocyclone. The dispersed phase may be oil and the continuous phase may be water. The coalescer has no oil outlet and serves to coalesce the droplets or particles of the disperse phase together thereby increasing contaminant size distribution. The hydrocyclone functions as a separator operating at higher removal efficiency. The method and apparatus are useful to clarify produced water from hydrocarbon recovery operations, particularly those on offshore platforms where it is desirable to reduce weight and footprint area but still achieve very low oil concentration in the clarified water—even to levels sufficient for the water to be discharged directly into the environment, e.g. the ocean.02-24-2011
20100000926DEVICE FOR SEPARATION OF FLUID, IN PARTICULAR OIL, GAS AND WATER - A device for separation of fluid, in particular oil, gas and water, in connection with the extraction of such a fluid from formations under the surface of the earth or the sea bed. The fluid is transported in a supply pipe or transport pipe (01-07-2010
20110186495APPARATUS, SYSTEMS, AND METHODS FOR WATER TREATMENT - An apparatus, system, and method relating to a modular water treatment apparatus that utilizes sidestream injection coupled to static mixing are described. The apparatus, system, and method utilizes ozone, with or without hydrogen peroxide, for effective disinfection and/or decontamination of contaminants present in waste water. The disinfected, decontaminated water is suitable for reuse.08-04-2011
20120205303WATER TREATMENT BY CHEMICAL-MECHANICAL PROCESS - Systems and methods for treating aqueous fluids and their associated methods of use are disclosed. In one embodiment, a system for treating an untreated aqueous fluid with a first concentration of a contaminant to produce a treated water with a second concentration of the contaminant, is provided, wherein the system comprises a chemical treatment subsystem comprising a chemical agent, wherein the chemical treatment subsystem precipitates at least a portion of the contaminant from the aqueous fluid; and a mechanical treatment subsystem comprising a centrifugal separator, wherein the mechanical treatment subsystem removes at least a portion of the precipitated contaminant from the aqueous fluid.08-16-2012
20090321337Water vitalizing system, apparatus, and method therefor - A system, apparatus and method are disclosed for interfacing with water by creating an environment that has the effect of vitalizing the water. The effects are derived from one or more geometric patterns and augmented with the use of double terminated crystals and where one or more of these geometric patterns are rotated relative to one or more of the other stationary geometric patterns. Water, in either static or flowing form, is contained in water vessels that are placed between the one or more rotating geometric patterns and the one or more stationary patterns for the purposes of creating a vitalizing effect in water that results in healthier plant growth as measured by the root-shoot ratio and also making the water available for human and animal consumption.12-31-2009
20120111781CHLORINATORS - Treatment devices for fluid such as water are described. Principally (although not necessarily exclusively) designed for use as chlorinators, the devices may divert water flowing in conduits into the devices for treatment and subsequent return to the flow stream. A return tube of the device may be designed to create vortex action, using a pressure differential to evacuate treated water from the device back into the conduit.05-10-2012
20120152813 CHLORINATION DEVICE - An un-pressurised chlorination device comprises a container having an open top closed by a removable lid. The container defines an inner chamber for a plurality of chlorination tablets. The container has a lower inlet spigot for receiving a water supply inlet pipe. The container also has a lower water outlet through which chlorinated water is delivered. There is a water flow path between the inlet and the outlet. The tablet chamber is not pressurised and the outlet discharges to atmosphere pressure. The device of the invention is useful for dissolving, dispersing and dispensing soluble material in tablet form into a liquid. There is a substantially horizontal fluid path with just enough fall to the outlet to allow the device to drain down out of the outlet when there is no inlet flow.06-21-2012
20100096311BLOOD TREATMENT DIALYZER/FILTER DESIGN TO TRAP ENTRAINED AIR IN A FLUID CIRCUIT - A modification in the configuration of the blood microtubular filter/dializer used in many kinds of renal replacement therapy systems can provide highly a effective mechanism for removing air from the blood circuit of such systems. In embodiments, for example, the invention takes advantage of the slow flow rate that usually occurs where blood exits the microtubules into a header area of the filter to provide a settling area and, preferably, a air relief mechanism.04-22-2010
20090134084Chlorinator system for wastewater treatment systems - A chlorinator for wastewater treatment systems having a circulation pump, circulation tank, and return flow line, which includes a reservoir of disinfectant fluid and a dosage container communicating with the reservoir, and a siphon communicating with the return flow line and dosage contain to dispense a determined quantity of disinfectant to the circulation tank after operation of the circulation pump. The dosage container is vented to atmosphere to prevent vacuum lock in operation and communicates with the reservoir at a flow rate substantially smaller than it communicates with the siphon. Operation of the circulation pump causes flow through the return line, inducing priming of a siphon for subsequent distribution of the quantity of disinfectant fluid into the circulation tank after operation of the circulation pump ceases, at which time disinfectant is drawn from the dosage container. As the dosage container outgoing flow rate far exceeds the dosage container incoming flow rate, once the disinfectant level drops below the point of communication between the dosage container and the circulation tank, no further disinfectant is drawn into the circulation tank. A near-uniform volume of disinfectant fluid is thereby supplied after each pump cycle.05-28-2009
20120267298WATER PURIFICATION SYSTEM - One example embodiment includes a system for purifying water. The system includes a water input system, where the water input system is configured to receive water. The system also includes a sanitization circuit, where the sanitization circuit is configured to add a sanitization compound to the water to produced purified water. The system further includes an output circuit, wherein the output circuit is configured to output the purified water.10-25-2012
20120298569REVERSE OSMOSIS SYSTEM - A reverse osmosis system comprises a permeate collection tube which is connected at one end to a distribution system for permeate which comprises at least one device for cleaning and/or disinfection. The permeate collection tube, the cleaning and/or disinfection device and a circulation pump are arranged in a circulation circuit.11-29-2012
20110259804Horizontal Plate Microbial Support Media - A horizontal plate microbial support media. The horizontal plate microbial support media having a plurality of frustum shaped protuberances extending there-from, the frustum shapes having a hole in their upper base for allowing fluid to flow there-through. These media plates able to be stacked for use in a bioreactor.10-27-2011
20120279913SYSTEM FOR REMOVING CHEMICALS FROM A WORKING FLUID, AND METHODS RELATED TO THE SAME - A method for removing an unwanted chemical from a working fluid of a system includes: 1) pumping into a tank a working fluid that includes an unwanted, first chemical; 2) injecting into the tank a second chemical in an amount that provides or substantially provides a stoichiometric ratio relative to the amount of the unwanted, first chemical in the working fluid; 3) mixing the second chemical with the working fluid in a first portion of the tank to generate a molecule that precipitates out of the working fluid and that includes the unwanted, first chemical; 4) holding the working fluid in a second portion of the tank to separate the molecule from the working fluid; and 5) ejecting the working fluid from the second portion. The flow rate of the working fluid and the size of the first and second portions of the separation tank are coordinated to make the working fluid take at least 4 minutes to flow through the tank.11-08-2012
20130175211ADDITIVES TO CHROMIUM CATALYST MIX TANK - Systems and methods for the maintenance of active chromium-based catalysts and their use in polymerization processes are described. In one embodiment, a system for the introduction of multiple polymerization components to activate a chromium based catalyst within a mix tank is described. Other described features may include materials and methods to purify the liquid medium of a catalyst slurry so that the catalyst slurry maintains a high level of activity. The active chromium-based catalyst may provide polyolefins with a number of desirable properties in a reliable, consistent, and predictable manner.07-11-2013
20110233124ACIDIC WATER AND ITS USE FOR DRAINAGE OR SEPARATION OF SOLIDS - The present invention relates to an aqueous composition, which has a pH value of 6.0-9.0 and which contains salts or esters or both of carbonic acid at a concentration, which is at least 0.01% calculated from the total weight of the aqueous composition, and flocculants, coagulants, or microparticles or a mixture thereof as retention agents, as well as to a method for manufacturing said composition and to the use of said composition for manufacturing paper, for separating water from solid material in filtration, for water treatment, for waste water treatment and for waste sludge treatment.09-29-2011
20110272338ADDITIVE DISPERSING FILTER AND METHOD - 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. Also provide herein is an additive cartridge for dispersing an additive within a filter housing, the additive cartridge having a housing defining a receiving area for receipt of the additive; a fluid inlet path through a wall of the housing, the fluid inlet path providing a means for increasing a pressure within the receiving area, the fluid inlet path having an inlet opening disposed adjacent to an outer wall portion of the housing; and a fluid outlet path through the wall of the housing, the fluid outlet path providing a means for dispersing the additive from the receiving area when the pressure within the receiving area exceeds a predetermined value, the fluid outlet path having an outlet opening disposed adjacent to the outer wall portion of the housing, the outlet opening being covered by a shroud configured to deflect fluid flowing in a first direction away from the outlet opening and the inlet opening of the fluid inlet path is positioned to receive fluid flowing in the first direction; and fluid flow of the additive through the fluid outlet path is controlled by varying an inlet opening of the fluid outlet path.11-10-2011
20130193050ADDITIVE CARRIER FOR SPIN ON FILTERS - An additive carrier for a spin-on filter is provided. The additive carrier is positioned at an upstream side of the filter and includes a basket defining an annular body. The annular body includes a concentric opening extending therethrough, a circumferentially extending recess configured to receive and store an additive material and a plurality of flanges extending radially within the recess, the flanges spaced apart in a circumferential direction of the recess to form a plurality of sub-recesses.08-01-2013

Patent applications in class WITH MEANS TO ADD TREATING MATERIAL

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