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WO/1999/032210A1 |
The invention concerns an assembly for the automatic and continuous purification of a polluted fluid (P) comprising a main separator (1) provided with a cleaning device (11) fed countercurrent by a fraction (F) of the purified liquid (E)...
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WO/1999/025457A1 |
An improved filter apparatus includes an upper tank (22) for holding dirty liquid and has a perforated plate (28). A lower compartment (26) is beneath the plate (28) for receiving liquid from the upper tank (24). A permanent filter belt ...
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WO/1999/016527A1 |
A process delivery reservoir (10) and method is disclosed for continuously filtering particulate matter and oils from industrial fluids, such as coolants, oils, aqueous emulsions, etc., which are necessary in the operation of machine too...
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WO/1999/013960A1 |
The invention relates to an apparatus for cleaning contaminated fluids, comprising a combination integrated into the apparatus of a centrifuge for removal from the contaminated liquid of contaminants with a specific gravity other than th...
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WO/1999/011356A1 |
The invention relates to a filter module, especially for filtering liquids, having at least one filter casing consisting of two parts, in which a hollow cylindrical filter insert (6) that is crossflown radially from the outside to the in...
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WO/1999/010071A1 |
The invention concerns a method for treating water to abate their content in suspended matter and, as the case may be in parasites, characterised in that it consists in causing said water to pass through at least one sedimentation tank (...
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WO/1999/008773A1 |
A filter arrangement (20) for filtering fluid comprises a housing (22) and a valve arrangement (80). The housing includes an inlet (28), an outlet (20), and a draining aperture (31). The valve arrangement is constructed and arranged to m...
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WO/1999/005410A1 |
A fuel system, particularly a diesel fuel system for a car engine (12), includes a fuel filter (11). The filter (11) has an air outlet (18, 22) spanned by an oleophobic filter medium (26). This allows significant volumes of air to be ven...
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WO/1999/003568A1 |
The filter assembly has a filter medium (34) provided with end caps (35, 36) that form water-wettable junctions with the filter medium (34). The filter element (34) is encapsulated in a housing (10) which is formed from a plastics materi...
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WO/1998/052874A2 |
A water treatment system (10) having dosing control for providing treated water having very low organic and ionic contamination, that can be accurately dispensed. The water treatment system (10) having dosing control includes a water inl...
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WO/1998/050128A1 |
A new and improved two-stage oil bypass filter device (10) is provided to enable effective and efficient removal of both solid particulate and volatile oil contaminants while also allowing the addition and mixing of certain oil additives...
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WO/1998/046326A1 |
The invention relates to a suction device comprising a suction pipe (44) by which means fluid is sucked into the reactor pressure vessel (46), preferably out of a condensation chamber (42) of a boiling water reactor plant, for cooling pu...
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WO/1998/042912A1 |
The invention relates to a method which enables the reliable and pure separation of aromatic polymers that are precipitable by acidification, as found in particular in waste water from cellulose production, from an alkaline solution. In ...
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WO/1998/037028A1 |
Disclosed is a system for processing relatively small volumes of waste water such as that found in residential home use. The system first comprises a chamber adapted to hold the waste water. The system further comprises a first filter ad...
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WO/1998/034881A1 |
The invention relates to a device for the sterilization of drinking water, which can be used wherever the purification and sterilization of water are required. Said invention specifically comprises the following: a receptacle for the ste...
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WO/1998/030307A1 |
A continuous flow centrifuge adapted with an insert of glass beads, sand or the like is used to concentrate cysts of microorganisms such as giardia or cryptosporidium from large volumes of water. The apparatus and methods are useful for ...
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WO/1998/025684A1 |
The invention discloses an improved apparatus for continuous purification of liquids, dewatering and drying of the separated non-filtering solids. The apparatus is intended to be applied for the purification of industrial or household wa...
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WO/1998/023356A2 |
A fluid filtration device is disclosed which includes a capsule housing having an upper housing portion defining an axial fluid inlet and a lower housing portion defining an axial fluid outlet, a filter assembly including an elongated mo...
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WO/1998/019771A1 |
A separator cartridge (10) comprises a support screen (12) comprising a substantially rigid reinforced plastic cylinder including an inner first major surface and an outer second major surface, a first nonwoven polymer layer (14) adhered...
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WO/1998/019770A1 |
A fuel filter (20) constructed with a heater (30) and designed for fuel-water separation includes a unitary housing (21) which is closed by a threaded lid (22). A surrounding sidewall defines an interior space (68) with a water collectio...
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WO/1998/017369A2 |
A bag filter (4) having an end (10) that is closed without an end seam is disclosed.
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WO/1998/014263A1 |
The two part fuel filter assembly (300) for filtering and removing water from fuel under pressure includes an upper portion (302), an inner sleeve member, an annular space between an outer housing of the upper portion (302) and the inner...
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WO/1998/007496A1 |
A reticulated ceramic filter for molten metal has an inlet portion with an inlet surface, an intermediate body portion contiguous with the inlet portion and an outlet portion with an outlet surface. The inlet surface is non-planar with u...
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WO/1997/045187A1 |
The invention concerns a water-treatment device which can be inserted into a water conduit or connected to a water supply point. The water-treatment device comprises treatment stages which are disposed in cascade-like manner in a housing...
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WO/1997/031180A1 |
The description relates to a device for separating impurities from the lubricating oil of an internal combustion engine, in which the device (1) has at least one filter insert (2), a centrifuge operable by the flow of lubricating oil and...
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WO/1997/029826A1 |
The present invention is directed to a continuous portable dredging system that employs a series of screens (58, 62, 66, 70) and gravity separation devices (142, 146) including flocculation with a flocculent (130) to remove sediments fro...
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WO/1997/029883A1 |
A method of wet-grinding a surface, particularly a floor comprised of stone or stone-like material, wherein liquid is delivered to the area of contact between a grinding tool and the grinding surface, wherein liquid-bound particulate sol...
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WO/1997/023264A1 |
Contaminated fluid is recycled utilizing equipment which separates solids from liquids, pasteurization, and a centrifugation apparatus (30), all located on a mobile unit (20). Metal fines and suspended solids are removed from the contami...
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WO/1997/014450A1 |
A container (400) for the collection of fluids in a vacuum system includes upper and lower chambers (402, 404). Fluids are admitted to the upper chamber (402) to form a vortex and separate fluid and debris from air. The fluids then pass ...
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WO/1997/014494A1 |
A fuel filter having improved communication with a contaminant container (66) employs a body (12) with a fuel inlet (14) and fuel outlet (16) having a housing (22) connected at its upper end to the body (12), the housing (22) having a bo...
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WO/1997/014451A1 |
A system for the collection of physiological fluids includes a vacuum source (14) that is controlled to provide low vacuum as a function of whether fluids are entering the system. The suction wand and associated tubing are made of thin f...
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WO/1997/014493A1 |
A filter bag (200) and connector cartridge are used for collection of physiological fluids. The bag (200) includes an internal filter (206) and two seals (218, 220) on the perimeter. An inner seal (218) bonds the outer sheets (202, 204) ...
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WO/1997/010890A1 |
A filter arrangement for extracting solid particles from flowing liquid comprises a filter housing (1), at least one tubular filter (2) mounted in the housing so that the liquid will pass through the wall of said filter, and a liquid inl...
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WO/1997/009106A1 |
An in-line liquid filtration device (23) useable for filtration of blood includes a housing (1, 2) having an inlet port (15), an outlet port (16), at least one filter element (5) disposed in the housing (1, 2) between the inlet port (15)...
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WO/1997/005939A1 |
An object of the present invention is to obtain a high-performance and economical filtering device that is simple and streamlined in construction and which can easily remove and discharge foreign matters stuck in a screen portion by whic...
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WO/1996/038239A1 |
Effluent is pumped into a first multistage, modular, vertical filter that extends from ground level to depth near or at the water table. A fluid accumulator (24), located at the bottom of the filter, accumulates water from the filter sta...
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WO/1996/036428A1 |
A vacuum filter device is disclosed which includes a filter body which is adapted to receive in fluid-tight, sealed relationship a pair of closed containers for solutions to be filtered by means of a membrane filter positioned within the...
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WO/1996/033770A1 |
This invention is an arterial line blood filter (10) for use in extracorporeal blood circuits during heart bypass surgery. The blood filter includes a housing having a cap portion (12), a base portion (16), and a generally cylindrical wa...
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WO/1996/033791A1 |
A method of manufacturing a fluid filter comprising: (a) providing a cone (60) having a tip end and an open end and made of a filter material; (b) providing a support element (30) having a plurality of concentric annular members (70, 72,...
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WO/1996/030655A1 |
The invention concerns a hydraulic circuit designed to supply a consumer with hydraulic fluid, the circuit comprising a hydraulic-fluid reservoir, a first pump which feeds the hydraulic fluid to the consumer and a return filter which fil...
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WO/1996/030102A1 |
The invention relates to a dewatering device comprising a drum screen arranged for rotational movement inside a housing, means arranged to supply medium to be dewatered, means to remove from the drum screen interior material retained the...
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WO/1996/030654A1 |
The invention concerns a hydraulic circuit with a reservoir which supplies hydraulic fluid via a pump to a consumer, and with a return filter comprising a filter housing containing a filter element for the hydraulic fluid returning along...
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WO/1996/026353A1 |
Apparatus (10) (figure 1) for conditioning liquid such as lubricating oil of an engine in respect of cleaning it and regulating its temperature has, integrated into a single housing (11) which is coupled to the engine block with aligned ...
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WO/1996/023969A1 |
A small-sized pressure regulating valve having a liquid-tight structure that requires no sealing means for a fixed valve disc fixing portion and facilitates installation. A pressure regulator (201) has a member for setting the radial pos...
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WO/1996/023967A1 |
A lid (102) for closing an opening of a fuel tank (100) is molded from an insulating resin, and a plurality of terminal pins are directly insert-molded in such a manner as to penetrate through the lid (102). A lower housing (126) made of...
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WO/1996/023589A1 |
A fluid-powered centrifugal cleaner (25) of liquid contaminated with solids, for example, from a back-flush arrangement (23, Fig. 1) associated with a barrier type filter (13) through which liquid is pumped, includes, in addition to the ...
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WO/1996/023569A1 |
A fuel pump, fuel filter, fuel level gauge and a pressure regulator are held in a fuel tank by a cap which serves to close an opening of the fuel tank. The fuel filter is received in a filter housing having a C-shaped cross section, and ...
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WO/1996/023966A1 |
A fuel supply device is fitted to a fuel tank (1, 61) by a lid closing an opening of the fuel tank (1, 61). A fuel filter (20) is fitted integrally with the lid, and a fuel pump (10) is fitted through this fuel filter (20). The fuel filt...
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WO/1996/023590A1 |
A liquid cleaning system (10) (Figure 1) [for cleaning a pumped liquid], which includes a barrier type filter (13) having a back-flush arrangement (23) for recovering filter contaminants from the back-flushed liquid which is available on...
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WO/1996/020034A1 |
The invention concerns a device for purifying liquids, in particular polluted water for fighting fires. The device comprises a reservoir divided into a plurality of sections by means of an intermediate base plate (9), a first partition (...
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