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WO/1998/005402A1 |
The invention concerns a liquid purifying apparatus that bridges the gap between prior art sand filters as applied mainly in the field of water treatment and pressure leaf, candle and cartridge filters as well as filter presses for filtr...
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WO/1998/005853A1 |
An additive dispensing apparatus for a fluid system is disclosed which includes a head having a body portion (11) adapted and configured for fluid communication with the fluid system and having a flow path extending therethrough. A fluid...
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WO/1998/003244A1 |
Apparatus and a method for dewatering a bead suspension of fragile beads having a high water content suspended in a liquid include a staging vat (12), a metering vat (16), and a dewatering vat (20). The application of pressurized gas to ...
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WO/1998/000219A1 |
An apparatus (10) for extracting an analyte from a liquid sample, comprises a microcolumn (12) having a microparticulate media therein, the media being sandwiched between two compression layers (18a, 18b). Preferably, the compression lay...
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WO/1997/032654A1 |
The present invention relates generally to a method of separating one or more components from a protein mixture. More particularly, this invention is directed to a method of separating one or more components of blood plasma comprising on...
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WO/1997/031867A1 |
A dewatering device for batch-wise separation of liquid from particle-laden sludge, exhibiting the characteristic features comprising a closed, downwards openable container having a liquid-pervious wall, and an inlet pipe which is connec...
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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/1997/019738A1 |
A device for measuring gas pressure that is dependent upon the level of a liquid comprises a pressure indicator or sensor (6, 6') which is connected to an upper part of a tube conduit (7, 7') which is filled with gas and intended to oper...
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WO/1997/012657A1 |
This invention relates to the selective separation of particles according to particle size. More particularly, this invention pertains to advanced particulate media which are carefully sized so as to permit precise and selective separati...
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WO/1997/012656A1 |
Small, wet particulate material is effectively dried by adding a hydrophobizing agent to coat the surfaces of the particulates, and then mechanically removing water droplets from the surfaces of the particulates. Once on the surface of t...
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WO/1996/040758A1 |
A novel proces for recovering water-insoluble compounds from a fermentation broth including the sequential steps of concentrating, solubilizing and diafiltering the compound of interest, all through a single closed recirculation system t...
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WO/1996/038215A1 |
A device for filtering fluid includes a hollow housing (10) having a fluid inlet (26) and a fluid outlet (28). A filter element (50) formed of fluid permeable material is disposed within the housing (10) for filtering fluid entering the ...
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WO/1996/035496A1 |
A device for and method of separating solids from liquids, where necessary with initial emulsion breaking, precipitation, coagulation and/or flocculation treatment to convert emulsified, dissolved, and/or suspended contaminants into sepa...
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WO/1996/035497A1 |
The invention relates to new regeneratable filtration adjuvants which are usable for the filtration of liquids, particularly beer at the end of the secondary fermentation storage, characterized in that they comprise synthetic or natural ...
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WO/1996/034675A1 |
The invention relates to control system(s) and control methods for Filter Element Cleaning Systems, and Filter Element Cleaning Systems which have such control systems and which utilise the control methods. The invention includes the use...
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WO/1996/033792A1 |
A shale shaker has upper screens (101, 102) which discharge onto a lower screen (103). A portion of the lower screen (103) underlies the upper screen (102).
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WO/1996/031265A1 |
A plant for conditioning and dewatering a suspension comprises a belt press, centrifuge or other continuous dewatering apparatus (3), a flow-line (1) leading to the dewatering apparatus, a pump (2) for causing suspension to flow along th...
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WO/1996/031728A1 |
A device for generating a tribochemical mode in the lubricating system of a mechanism, comprises: a full-flow oil filter member (1), as well as an alkaline reagent and iodine, disposed outside and inside said filter element (1), respecti...
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WO/1996/028233A1 |
The invention concerns a method of separating solids from liquids for use with liquids containing solid components (for example, for filtering effluent) and/or for separating emulsions such as oil-water emulsions. It is proposed that a f...
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WO/1996/027420A1 |
A method for enriching a whole blood sample for rare cells is disclosed. A blood sample (12) is layered onto Ficoll/Hypaque-1119 (14) and centrifuged to remove maternal erythrocytes (16) and the rest of centrifuged blood sample is passed...
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WO/1996/024426A1 |
The invention pertains to a process and a device for cost-oriented monitoring and/or display of the operating state of a replaceable or regenerable, fluid (7) -traversed conditioning device (1), particularly a filter (4), in an overall s...
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WO/1996/024424A1 |
A process of cost-optimized control of a mechanical filter that is situated in a flow of cooling water driven by a cooling water pump in a heat exchanger and that can be regenerated by means of a flushing system involves the following st...
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WO/1996/022945A1 |
An improved electro-coalescent/magnetic separation (ECMS) system for removing contaminants from water, including desalinization, comprises a device (12) for exposing a stream of water to be treated to an electric field, followed by intro...
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WO/1996/021729A1 |
The invention relates to a process for reducing RNA concentration in a mixture of biological material, comprising the steps of: (a) providing a mixture of biological material having a first concentration of RNA; (b) filtering the mixture...
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WO/1996/020368A1 |
The proposed device for establishing a tribochemical operating mode in a mechanism lubrication system comprises the following elements: a housing (1), a lid (2) with apertures (3 and 4) through which oil can flow in and out as appropriat...
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WO/1996/017923A1 |
A filter aid for use in alluviation, consisting of angular particles which do not deform under pressure and have an average aspect ratio (measured using an image analyser), as defined by the ratio between the smallest and largest particl...
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WO/1996/014129A1 |
A multiple tube filter device is disclosed for filtering beer. In order to ensure a uniform inflow of non-filtrate and filter auxiliary substances into such a device, a rising pipe for distributing the medium to be filtered inside the bo...
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WO/1996/013318A1 |
A vessel for filtering liquids, particularly drinking water, comprises a container (5) for the liquid to be filtered with an openable lid (8), a counting device (15) being associated with the lid (8) for detecting and counting the occasi...
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WO/1996/009105A1 |
A method for creating a filtration knowledge base (22) is used in a filtration process (12) for separating a liquid component and a solid component from a slurry. The concentrations of the solid component in the slurry, and of the solid ...
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WO/1996/000121A1 |
A filtration apparatus with a filtrate recovery device aims at shortening a period of time required for recovery of a stock solution in a tank, readily peeling sludge such as a filtration assistant or the like from filtration elements an...
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WO/1995/035261A1 |
Owing to a primary filtration unit (12), the quantity of chips in a machining process waste liquor is reduced, and abrasive grains are recovered in the form of a suspension, whereby a regenerated machining process liquid is obtained. The...
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WO/1995/032045A1 |
An oil filter (10) utilizes a thermoplastic material (22) having oil oxidation and acidification arresting additives mounted in a casing (11) between particulate filtering material (19) and a felt pad (21). The thermoplastic material is ...
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WO/1995/032159A1 |
A filtering plant has a reactor that causes sludge previously treated with chemicals to flocculate. The reactor is provided with stirring means and at least two rotary filtering rollers. The essential characteristic of the invention is t...
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WO/1995/031409A1 |
A rotating drum filter assembly (10) for thickening lime sludge includes a liquid jet distributor (26) for directing liquid jets against a strip of lime sludge filter cake on the ascending side of the drum. The distributor is positioned ...
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WO/1995/030468A1 |
A method and apparatus for optimizing operation of a filter system (10) supplying filtered fluid to a process system (14) characterized by varying demands for filtered fluid, a pump (16) being operable at a varying flow rate for supplyin...
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WO/1995/029747A1 |
The present invention relates to a method and system for recovering fibres by means of a filter surface (1) from white water (2), in which auxiliary pulp (3) is added to the white water to recover fines. The filter surface is at first br...
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WO/1995/021993A1 |
A device for treating and conditioning engine coolant for use with an internal combustion engine includes a housing (12) having an inlet (16) and outlet (18) and a filtering media (22) and container (32) carrying coolant treatment materi...
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WO/1995/018665A1 |
Filters (hollow-fibers, flat-sheet membranes or depth filters) for removing leukocytes and viral inactivating agents from whole blood or blood fractions are disclosed. One type of depth filter comprises a laid textile web which has been ...
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WO/1995/012446A1 |
The present invention relates to a filtering method, in which the suspension to be filtered is passed into contact with the filtering surface of the filter element, whereby due to the pressure difference prevailing across the filtering s...
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WO/1995/003112A1 |
Systems and methods for collecting cellular-rich concentrates of blood are disclosed. Blood from donor (78) is mixed with anticoagulant (90) and conveyed to a first separation device (12) for separating an anticoagulated cellular suspens...
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WO/1995/003107A1 |
Systems and methods are provided for reducing the number of leukocytes in cellular products like platelets collected in an on-line or continuous blood separation processes. The systems include first separation element (12) for separating...
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WO/1995/002442A1 |
The present invention relates to a method and apparatus for thickening lime mud with a disc filter. The invention also relates to a method of cleaning the filter sectors (12) of a disc filter. The method and apparatus according to the in...
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WO/1995/001823A1 |
A process of clarifying liquids in a still (100) having a cylindrical tank (105) wherein dislodged solids and an isolated quantity of liquid are directed into the still (100) for vaporizing and condensing the liquid while leaving the sol...
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WO/1994/023821A1 |
The present invention relates to a method and an apparatus for cleaning a filter drum or a cylinder used for thickening lime mud in which filter drum lime mud is thickened on a filtering layer of lime mud formed on the surface of a filte...
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WO/1994/021561A1 |
A water treatment plant has at least one vertical stack of dissolved air flotation clarifiers (114 and 116). Raw water is directed to a single stage clarifier with a shallow tank (114). Its output is fed to an underlying two stage clarif...
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WO/1994/021353A1 |
Colloidal matter is removed from a fluid flow (122) by first adsorbing a coagulant (162) onto the surface of a finely divided filter media (126), and thereafter passing a colloid-containing fluid (122) through the filter media (126). The...
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WO/1994/017895A1 |
The addition of polymeric flocculant or other chemical dewatering modifier to a suspension flowing through a service line (1) to a dewatering plant is controlled automatically in response to automatic determination of a filtration rate p...
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WO/1994/015077A1 |
A device for creating a tribochemical regime in a lubrication system for a mechanical device comprises a housing (1), a cover (2) with openings (3 and 4) through which oil can flow in and out as appropriate, a non-return valve (5), a by-...
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WO/1994/011556A1 |
Fibrous structures containing immobilized particulate matter and processes for making them are disclosed. These structures may be used for filters and for fabrics including chemical defense garments and others. The fibrous structures hav...
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WO/1994/011086A1 |
The present invention provides an improved method and container (10) for filtering a body fluid. The method comprises the steps of isolating a volume of solution in a first chamber (14) of a container (10); collecting a body fluid in a s...
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