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WO/2003/040042 |
A process is provided to produce water that will meet the specifications of the United States Pharmacopeia Inc. for Purified Water and Water for Injection, and water for dialysis as circumscribed by the American Association for Advanceme...
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WO/2003/039721 |
A package assembly comprising a sealed water-impermeable bag enclosing: a spiral wound filtration element comprising a piperazine-based membrane, and an aqueous solution comprises a substantially non-oxidizable buffer having capacity to ...
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WO/2003/039720 |
A hollow fiber membrane module comprising a module housing, a hollow fiber membrane bundle consisting of a plurality of hollow fiber membranes fixed at at least one of their respective ends to the housing through a soft potting material,...
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WO/2003/039708 |
A cross flow filtration apparatus for nanofiltration or reverse osmosis has pressure vessels with a pluralaity of filter cartridges in each vessel. A feed port is provided at an intermediate position on the side of the vessel, and two pe...
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WO/2003/037477 |
A method of backwashing a filtration apparatus (1), which comprises allowing a compressed gas to backflow from the secondary side (5) of the filtration apparatus (1), to thereby generate bubbles in the fluid to be filtered in the primary...
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WO/2003/037489 |
The invention relates to a filtration module for purifying waste water. Said module comprises a plurality of filter membrane pockets having at least one opening (21) for draining the inner region of the same. Said pockets are vertically ...
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WO/2003/035477 |
Method and apparatus for applying seals made of thin material to the open tops of containers, e.g., specimen containers for holding biological fluid that are processed automatically. A measured length of sealing material is advanced acro...
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WO/2003/035234 |
The present invention relates to a filtration system for filtration of domestic water, wherein the filtration system comprises at least one capillary membrane module, said capillary membrane module comprising a number of hydrophilic capi...
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WO/2003/036267 |
A filter assembly for separating and collecting a layer of particulate matter (e.g., cells) from a liquid containing the particulate matter (e.g., a biological fluid specimen). The filter assembly has a holder and contiguous inner and ou...
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WO/2003/035231 |
A process for making a fluid processing module is provided wherein a plurality of filtration elements is alternated with a fluid porous layer to form a stack. The filtration elements comprise a membrane sheet having a thermoplastic eleme...
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WO/2003/035803 |
Continuous process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture by passing part of the hydrocarbon mixture through a membrane over which membrane a pressure difference is maintained thereby obtain...
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WO/2003/034034 |
An automated system and method for individually processing multiple specimens of particulate matter-containing liquid in respective containers. The containers are transported seriatim along a processing path to present them to, at least,...
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WO/2003/033394 |
Apparatus and method for handling a container having a removable cover, e.g., a vial for holding a biological fluid specimen. The container may have therein an internal element that is releasably coupled to the cover, such as an assembly...
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WO/2003/034037 |
Method and apparatus for storing and dispensing articles, one at a time, from the bottom of a stack of like articles. The articles are yieldably supported in at least one upright stack above an outlet, e.g., a resilient choke, sized to p...
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WO/2003/034075 |
A microscope slide cassette for use with specimen handling apparatus. A plurality of opposed pairs of shelves carried by the side walls of the cassette are adapted to support specimen slides by their ends in the cassette. The shelves hav...
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WO/2003/034076 |
An article handling system and method for holding articles and moving selected articles individually from and&sol or to the article handling system. A plurality of vertically spaced article holding trays are mounted for independent rotat...
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WO/2003/034035 |
A vial-based system and method for handling and processing specimens of particulate matter-containing liquid directly in the vial. A processing assembly, which includes a stirrer and a particulate matter separation chamber, is releasably...
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WO/2003/033121 |
The present invention relates to a process for purifying a recycle base solution waste stream of a composition comprising a quaternary ammonium hydroxide comprising the steps of (a) providing an electrolysis cell which comprises an anoly...
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WO/2003/034038 |
A method and apparatus for collecting a cell sample of desired concentration on a filter collection site from a biological liquid specimen in a container. Specimen liquid is moved through a filter while the volume rate of liquid flow thr...
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WO/2003/034036 |
Method and apparatus for mixing a specimen (e.g., a biological fluid specimen) in an upstanding container having an internal mixer with a cavity defined by an upstanding annular wall. The annular wall of the mixer is engaged by a movable...
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WO/2003/031038 |
A method for producing a hollow fiber film, characterized in that a poly(vinylidene fluoride) type resin solution which comprises a poly(vinylidene fluoride) type resin and a poor solvent for the resin and has a temperature of the phase ...
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WO/2003/031019 |
A filtering device (10) adapted to filter or concentrate solids from fluids, the filtering device (10) characterised by at least one filter member (12) and a housing (14), the filter member (12) having both an inlet (16) and an outlet (1...
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WO/2003/031035 |
An automated fluid filtration system (10) is disclosed, the system (10) providing flexibility and accuracy for the investigative development of liquid separation processes. The system (10) can be used for optimizing the protocol paramete...
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WO/2003/031033 |
The invention pertains to a method for preventing scaling of ultrafiltration or nanofiltration membranes in a one-step membrane process of separating an organic compound or a biomass and a soluble inorganic salt from an aqueous feed mixt...
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WO/2003/031342 |
The invention relates to a method for the purification of surface water or effluent from sewage purification. According to the invention floating substances, solid particles, bacteria, viruses, and dissolved substances such as salts, dis...
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WO/2003/028866 |
A method of cleaning a reverse osmosis membrane comprising the step of injecting into a reverse osmosis membrane module (2) a strong acid water produced at an anode by electrolyzing an electrolyte and having a pH of 1.8−3.5 and a oxida...
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WO/2003/028859 |
The present invention relates to a filtering device with a housing which comprises at least two flow areas, separated by membranes, at least one connection to each flow area as well as at least one filtering cap, placed in the end region...
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WO/2003/028867 |
A laminated zeolite composite characterized in that it comprises a FRI film being composed of a MFI type of zeolite and having a SiO2&sol Al2O3 (molar ratio) of 40 to 100 and a porous substrate being composed of a MFI type of zeolite and...
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WO/2003/026789 |
A zeolite laminated composite, characterized in that it comprises a separating membrane being composed of a zeolite and a porous substrate being composed of a zeolite and having a function as a catalyst, and the separating membrane is fo...
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WO/2003/024577 |
A DDR type zeolite film, characterized in that it is formed on a substrate, comprises silica as a main component, and exhibits, with respect to at least two gases selected from the group consisting of carbon dioxide (CO2), hydrogen (H2),...
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WO/2003/024573 |
A fluid control element (80, 82, 84) which when stacked alternatively with a fluid porous sheet (112, 114, 116) can be formed into a filtration module. The fluid path control element (80, 82, 84) comprises a porous membrane (90, 103, 106...
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WO/2003/024574 |
A filter construction (160) is provided having a packing density of at least 300 square meters of active membrane filter area per cubic meter of external volume of said filter construction, said filter constructed of materials characteri...
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WO/2003/024575 |
A method of cleaning a membrane filtration module (5) is disclosed. The module (5) includes at least one or more membranes (7) located in a feed-containing vessel (6) and extending longitudinally between vertically spaced upper and lower...
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WO/2003/022388 |
A separation module (10) is provided having a housing (12), a filter within the housing and at least one outlet and one inlet. The outlet (18) and inlet (14) are positioned to mate with fittings of a pump housing (66). A stationary recep...
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WO/2003/022750 |
A water purification cartridge capable of suppressing a running cost for purification of raw water by recovering functionally deteriorated hollow fiber membranes by cleaning, comprising a hollow fiber membrane element having a plurality ...
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WO/2003/022752 |
The addition of an enzyme/surfactant compound to the feed stream of a crossflow filtration membrane system (12) decreases fouling of the membrane system (12).
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WO/2003/022751 |
A method of a multi−stage reverse osmosis treatment involving subjecting a liquid material to a reverse osmosis treatment by the use of a first stage reverse osmosis module (31), adding an alkaline agent to the resulting permeated wate...
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WO/2003/018485 |
A system for water supply, comprising a water storage tank for receiving raw water, a membrane separating device for producing treated water by membrane−treating the raw water supplied to the water storage tank, a treated water tank fo...
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WO/2003/018180 |
A system is provided for withdrawing permeate from a substrate. The exemplary system includes a vessel configured to contain substrate, two or more compartments configured to receive substrate from the vessel and to return a portion of r...
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WO/2003/013706 |
A method of cleaning a membrane filtration module (6), the module (6) including at least one membrane (8) located in a feed-containing vessel (7), the membrane (8) having a permeable wall which is subjected to a filtration operation wher...
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WO/2003/013707 |
The invention relates to a method of controlling the integrity of hollow fibre filtration units and of detecting leaks through a wholly or partially ruptured fibre. The inventive method is characterised in that it consists in: - emitting...
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WO/2003/013705 |
An apparatus and a method for dividing a fluid into desired proportions by means of a filtering device. In one aspect, this invention provides a method for dividing a fluid into desired portions, the method comprising the steps of: (a) p...
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WO/2003/011441 |
A separation end cap (34) adapted for connecting adjacent separation elements (12) is provided. The end cap (34) may be located at the distal ends of a separation element (12) and is adapted for connection with a permeate tube (18) locat...
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WO/2003/008336 |
A method for pretreating waste water for use in reverse osmosis filtration is provided. Small amounts of chemicals are added to the waste water to promote formation of filterable particles from collodial and dissolved solids. These parti...
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WO/2003/008077 |
The invention concerns a modular dynamic filtering device with rotary discs comprising membranes (41, 42, 51, 52) arranged on either side of fixed support plates (4, 5). The modular construction enables the filtering device to be univers...
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WO/2003/008344 |
The invention relates to a waste water reservoir, especially an activated sludge reservoir (1) with a filter device which comprises a plurality of filter elements (8, 9), said elements being immersed next to each other in the activated s...
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WO/2003/008076 |
Improvements in product water throughput from a reverse osmosis (RO) membrane achieved by thinner feed spacers in the RO element (22), enhanced recovery (ratio of permeate to feed), pressure recovery of the retentate fluid pressure oppos...
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WO/2003/006143 |
The invention relates to an apparatus for purifying water, comprising an ion exchanger (3) with a water inlet (2) and a product outlet (4), is connected to an inlet of a first filtration step (5), which comprises one or several nano- and...
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WO/2003/002229 |
A filtration module (1) is provided which includes a manifold (3), a filtration cartridge (50) and a bowl (2) that houses the filter cartridge (50). The filtration cartridge (50) and bowl (2) are connected to each other by a snap fit con...
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WO/2003/002228 |
A filtration module is provided which includes a manifold, a filtration cartridge and a bowl that houses the filter cartridge. The filtration cartridge and bowl are connected to each other by a key and a mating keyway to form a unitary c...
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