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| Number | Title | Issue Date |
| 7429324 | Device for in-line preparation of liquid for an extracorporeal blood treatment apparatus A method for in-line preparation of liquid for an extracorporeal blood treatment apparatus that makes provision for placing a filter in correspondence with each of two successive filtration stations, for carrying out a liquid preparation cycle, for removing the filt... | 09/30/2008 |
| 7306727 | Disposable tangential flow filtration device holder Tangential flow filtration device is provided wherein liners are provided between the filtration element and the top and bottom holders or manifolds. The liners incorporate the flow channels and inlet and outlet ports that were previously present in the manifolds. T... | 12/11/2007 |
| 7261817 | Filter module and device for static filtration of fluids with such a module The invention relates to a filter module and an apparatus for the static filtration of liquids using filter cells having deep bed filter layers and using spacer layers. According to the invention the filter module has a stack of n filter cells and n+1 spacer layers ... | 08/28/2007 |
| 7247245 | Filtration cartridge and process for filtering a slurry A depth filter design is disclosed which has little if any open void area upstream of the media. Preferably, it also has little if any open void area downstream of the media as well. A preferred embodiment uses layers of stacked, fibrous media with several of the la... | 07/24/2007 |
| 7153425 | Process and filter for filtering a slurry The present invention comprises a process for filtering a slurry and a filter cartridge construction for filtering a slurry having a filtration medium formed of a depth filter such as a cylindrical seamless fibrous depth filter comprising a nonwoven fibrous mass, wo... | 12/26/2006 |
| 7073520 | Washing machine with clog proof lint filter The filter (3) comprises transversal walls (11) forming a labyrinth-like path with the inner surface of a hollow body (6) that is part of the water outlet circuit of the machine. On the peripheral edge of the said transversal walls (11) t... | 07/11/2006 |
| 6662636 | Method of reducing fouling in filters for industrial water system analytical devices The invention is in a method of analyzing the water of an industrial water system wherein an analytical device is used to measure some parameter capable of being measured in the water of said industrial water system, the improvement involving using a wate... | 12/16/2003 |
| 6355170 | Dual manifold filtering system In accordance with the present invention there is provided a dual manifold filtering system. The dual manifold filtering system of the present invention, unlike the currently available filtering systems, allows the filter elements to be cleaned from both ... | 03/12/2002 |
| 5762793 | Filter apparatus for waste water discharge system A waste water filtering apparatus includes a vertically extending filter housing having a plurality of filter tubes disposed therein. At least one of the filter tubes has an opening in the bottom end thereof and is closed at the top wherein waste water to... | 06/09/1998 |
| 5160433 | Laboratory scale ultrafiltration apparatus Apparatus for separating a base liquid into permeate and retentate fractions includes a semi-permeable membrane and a membrane support plate. The support plate has a plurality of permeate flow channels, equally dimensioned and mutually parallel, formed in... | 11/03/1992 |
| 4997565 | Laboratory scale ultrafiltration apparatus Apparatus for separating a base liquid into permeate and retentate fractions includes a semi-permeable membrane and a membrane support plate. The support plate has a plurality of permeate flow channels, equally dimensioned and mutually parallel, formed in... | 03/05/1991 |
| 4631130 | Plasma separator A filter membrane housed in a casing is a microporous membrane manufactured by the phase separation method and having a pore size of 0.1 to 0.8μ, preferably 0.2 to 0.6μ, and a thickness of 100 to 300μ. At least one membrane unit comprising of such a me... | 12/23/1986 |
| 4543184 | Cake filtration apparatus A cake filtration apparatus in a structural unit which comprises a plate filter and a filtering aid-dosing device which includes an agitator. The drive parts for rotating the filter unit are disposed on the top wall of the filter housing, and are connecte... | 09/24/1985 |
| 4334994 | Disposable fluid filters A disposable, oil filter cartridge is described. The cartridge comprises a shell of circular outline within which a stack of interconnected filter discs of octagonal outline are held in preloaded, compressed condition by an end cap attached to the outer, ... | 06/15/1982 |
