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WO/2002/094415 |
The invention concerns a method for cleaning the upstream side of a particulate filter (10) of a heat engine exhaust line, the filter (10) being arranged in a casing (12) having an exhaust gas outlet (20). The method comprises a step whi...
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WO/2002/076639 |
The present invention (10) discloses a device for cleaning and sanitizing objects such as food products (86), cartridge filter elements (64) and other such objects that could benefit from the advantages of being circumferentially sprayed...
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WO/2002/066143 |
A method for cleaning a filter 40 of the kind having a body of filter material with an internal passageway involves mounting and enclosing the filter 40 securely within a sealable container. Water is then directed from a supply pipe 9, t...
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WO/2002/036239 |
When backwashing a rapid filter (1) where water is washed with filter sand, a preset amount of filter sand (5) is sucked from the rapid filter (1) by a pump (2). The sucked filter sand (5) is fed to a sand washing device (3) where the co...
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WO/2002/036943 |
The invention concerns a method for cleaning the upstream surface (14) of a particulate filter (10) of a heat engine exhaust line, the filter (20) being arranged in a casing (12) having an outlet (22) for exhaust gases. The method compri...
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WO/2002/026347 |
A method of cleaning a filter clogged with flocculating materials is provided. The method comprises determining the flocculated materials clogged on the filter and adding a dispersing agent to break up said flocculated materials to form ...
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WO/2002/009847 |
A regenerable air cleaning device is disclosed which comprises a filter holder supporting a regenerable filter that includes activated carbon fibers (ACF) and a control system that is adapted to determine when to regenerate the regenerab...
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WO/2001/060533 |
The invention relates to a method for cleaning apparatus and machine parts that are soiled by polymer deposits, in particular for cleaning metal filters used in the plastics treatment industry. The method comprises the following steps: T...
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WO/2001/058564 |
A filter-cleaning device and method for cleaning a filter (10) a compressible fluid pulse generator (20) including a pressure tank (21), a tank inlet (23) for inletting pressurized air or other compressible fluid, and a valve member (24)...
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WO/2001/014257 |
A method and device for the filtration and/or purification of fluids water or other solutions containing microbiological contaminants, such as fluids containing including bacteria and/or viruses, where the fluid water is passed through a...
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WO/2000/032325 |
A filter cleaning device (5) having a base (10) with a central aperture (12). A threaded male (14) and female (16) vertical post are coupled together as a single combination post and is mechanically fastened to the base (10) within the c...
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WO/2000/026066 |
A porous member easy to produce at low costs and used for an air bag gas generator, and a gas generator capable of being produced at low costs using the advantageous member. The air bag gas generator comprising an ignition means activate...
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WO/2000/021637 |
A renewable spin-on cartridge filter is disclosed herein. The filter includes a plastic cup shaped member (160) having an open top end (122) and a plastic top end cap (150) attached to the open top end (122) by a plastic welding process....
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WO/2000/018488 |
The invention relates to a continuous-action filtering method, a filtering apparatus, as well as to the use of the discussed apparatus as an automatic filter in the fuel or lubrication system of an engine. According to the invention, the...
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WO/1999/049953 |
The invention relates to a method for cleaning metal or ceramic equipment and machine parts soiled with polymer deposits, especially spinning packets, spinning nozzles, candle filters and filter plates. The parts soiled with the polymer ...
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WO/1999/019523 |
A unique filtration device (10) which removes metal ions from a contaminated aqueous stream through the use of partially hollow wicking fibers (20) impregnated with a selected liquid (18) which can capture the metal ions in the aqueous s...
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WO/1999/016531 |
A process for the regeneration of a filter media comprising perlite which is used to filter a malt beverage. The process includes the step of combining mild caustic to spent filter cake produced from the filtration of a malt beverage in ...
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WO/1998/018540 |
The present invention provides methods and devices for rejuvenating a contaminated filter element containing a sorbent laden with one or more contaminants, the device comprising in combination a housing to accommodate the filter element ...
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WO/1998/005402 |
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/1998/002229 |
A novel filter element is constructed from expanded polytetrafluoroethylene (ePTFE) membrane possessing high strength which is sufficient to withstand filtration processing, as well as permitting the use of low energy to flex and clean t...
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WO/1997/039816 |
Systems and methods for operating gas cleaning devices (20) utilize vibration generators (22, 24, 26) wherein the systems include sensors (30, 32, 34) and programs for monitoring and predicting resonant conditions of different surface zo...
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WO/1997/002083 |
A device (100) for facilitating the draining of residual oil or fuel remaining in an oil or fuel filter (112, 116) is disclosed. The device (100) includes an outer container (104) or bucket having an inner basket (108) disposed at least ...
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WO/1996/037604 |
Enzyme degrading rhamnogalacturonane II (RG-II) and having an endo-'beta'-L-rhamnopyranosyl-(1}3')-D-apiofuranosyl hydrolase activity and/or an endo-'alpha'-L-fucopyranosyl-(1}4)-L-rhamnopyranosyl hydrolase activity. Said enzyme can be p...
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WO/1996/035497 |
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/1996/023579 |
The invention concerns a method of cleaning beer filtration membranes and is characterized in that at least the following steps are carried out: a) treatment of the membrane with an enzyme-containing aqueous solution, 'beta'-glucanases, ...
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WO/1996/001842 |
The present invention is directed to a process for the production of substantially pure human recombinant decorin which involves the combination of three separate stages characterized by contacting decorin-containing cell culture medium ...
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WO/1995/021707 |
The present invention relates to a method for unclogging a filter element (1) used to filter a given fluid, and to a device for implementing such method by using an ultrasound vat (6) comprising means (8) for producing ultrasound waves i...
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WO/1995/007746 |
In a device for cleaning filters (F) in a cab which can be sealed against dust, filters can be temporarily secured on holders in a rotation axis (a-a). At least one exit aperture connectable to a line (12) for a flowing medium and arrang...
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WO/1995/005883 |
A process and conditioning plant are disclosed for regenerating exchangeable filters, as well as a stackable transport container for use in such a plant and an exchangeable filter that may be regenerated by such a process. The process ha...
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WO/1994/027707 |
A method of cleaning metal filters of a solvent spun fibre production plant. The method comprises the steps of (a) dissolving dope from the filters using a hot solvent for the dope, (b) washing the solvent from the filters using hot wate...
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WO/1994/015692 |
A process for removing residual oil from used oil filters (30a). The process includes washing the oil filters (30) with a wash water (22) while simultaneously crushing the oil filters. The wash water has a carefully selected and limited ...
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WO/1994/009883 |
The invention relates to a method for separating a solid matter from a liquid by filtration. As a filter is used a mineral wool mat, whose fiber orientation is prevailingly on a certain plane. In the filtration, this plane is maintained ...
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WO/1994/008693 |
Filter auxiliaries (11) are cleaned of organic deposits are cleaned by putting the uncleaned filter auxiliaries (11) into suspension followed by acoustic irradiation to release the deposits (9) and break them down into smaller fractions....
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WO/1993/014181 |
A biodegradable aqueous filter cleaning formulation containing effective amounts of at least one biodegradable carboxylic acid or its salts, at least one nonionic biodegradable surfactant based on oxyalkylated linear alcohols, and a wate...
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WO/1993/011848 |
A repair method is disclosed for filter elements such as those used to filter polyester during the later stages of polyester manufacture in which the filter media comprises a particulate solid media arranged in a desired shape and mainta...
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WO/1993/006913 |
A device for treating waste filters after continuous use in a dry cleaning machine, wherein a plurality of waste filters (1, 1, ...) are enclosed and stored serially in a pressure tank (5), while, a forced fan spot (53), a cooling spot (...
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WO/1992/010268 |
A filter cleaning apparatus for cleaning cylindrical filters comprises a support frame (12, 14, 16, 18), a mounting clamp (46, 48, 50, 52) on the support frame for supporting a filter in a vertical orientation, inner (95, 96) and outer (...
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WO/1992/006759 |
The invention relates to a method for washing a filter intended for cleansing a contaminated liquid and comprising a granular bed, a drainage system located beneath the bed, means for introducing first and second liquid flows into the be...
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WO/1981/002393 |
Apparatus for filtering a liquid through a movable filter bed consisting of granular material, with continuous scavenging of the bed material and having the characterizing functions as follows: The filtering takes place in that liquid fr...
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JP2013000682 |
To provide a filter cleaning device for cleaning a filter in a short time.A suction port 25 is arranged above a cleaning object filter 13 and the vacuum 11 of the filter cleaning device 10 sucks the dust of the cleaning object filter 13 ...
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JP2012250191 |
To provide a method for cleaning a gravel net, which can reduce the burden of a worker and shortens the working time, and to provide a pallet for cleaning a gravel net suitable when cleaning the gravel net.The method cleans a gravel net ...
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JP2012217976 |
To develop a cleaning device of a dust collection body suitable for work actual situations in an actual maintenance service site.The cleaning device C of the dust collection body is a device which is provided with a cylindrical drum body...
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JP2012192369 |
To efficiently clean a filter for air-conditioner, the filter having improved foreign matter-catching performance.A filter-cleaning device has cleaning stages 4a, 4b, 4c respectively including: a roller conveyer 9; cleaning liquid-sprayi...
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JP2012179542 |
To provide an air filter medium for an air processor having high air permeability and excellent function restorability by cleaning.The air filter medium 1 for the air processor has a PTFE porous membrane 2 subjected to oil repellent proc...
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JP2012152714 |
To provide a cleaning device and the like that reduce cleaning time while improving the cleaned results of a ventilation member.The cleaning device 1 for cleaning a filter 17 includes: a ventilation section 5; a water supply section 7; a...
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JP2012148259 |
To provide a filter which has a filter net part folded to form a pleated shape and can be easily cleaned.The filter includes: a filter frame 8 having a groove 13; and the pleated filter net 7 having projecting portions 12 fitted to the g...
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JP2012066178 |
To solve such a problem that a pleated static filter (folded in zigzag) is used for keeping a dust collection performance at a high level for a long period of time, but the filter is disposable since there is no way to clean the filter.A...
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JP2012021532 |
To provide a filter repair system.A system for removing matter from a filtering device includes a gas pressurization assembly. An element of the assembly is removably attachable to a first orifice of the filtering device. The system also...
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JP2011212575 |
To provide a washing apparatus for automatically washing a filter plate for filtration, a filter plate having a complicated shape provided with a number of corner parts, protrusions and holes.The washing apparatus A for a filter plate 20...
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JP2011194383 |
To provide a filter washing/drying system continuously washing, rinsing, dewatering and drying the filter with a compact structure in a short time, while carrying and moving the filter, and a filter washing means.The filter washing/dryin...
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