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Class Information
Number: 210/450
Name: Liquid purification or separation > Filter > Within flow line or flow line connected close casing > Gasket within casing or spaced removable end members
Description: Apparatus having (1) opposed members at each end of the element which are separable from the casing with the filter element supported between them, or (2) a gasket between the element and the walls of the casing.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent Number Title Of Patent Date Issued
4522717 Filter apparatus Jun. 11, 1985
4517720 Method of mounting a fluid separation module in a tubular shell May. 21, 1985
4514298 Tube pressure filter Apr. 30, 1985
4512891 Pleated filter element with controlled expansibility and frame therefor Apr. 23, 1985
4507203 Filter element Mar. 26, 1985
4507201 Tube pressure filter Mar. 26, 1985
4498989 Fluid filter element and support Feb. 12, 1985
4496462 Anchoring device Jan. 29, 1985
4496458 Dialysis apparatus and technique Jan. 29, 1985
4495072 Filter screen device Jan. 22, 1985
4493815 Supporting and filtering biochemical test plate assembly Jan. 15, 1985
4492632 Adaptor for external oil filter Jan. 8, 1985
4473471 Filter sealing gasket with reinforcement ring Sep. 25, 1984
4461707 Ultrafiltration and reverse osmosis tubular membrane module Jul. 24, 1984
4460468 Liquid filter with combined filtration bag and lid sealing gasket Jul. 17, 1984
4456529 Filter device for diesel engines Jun. 26, 1984
4430218 Separating device for fluids, consisting of support plates and cut sections of a semi-permeable diaphragm Feb. 7, 1984
4425234 Hollow fiber separatory device Jan. 10, 1984
4419240 Fluid filtering device Dec. 6, 1983
4414110 Sealing for a hollow fiber separatory device Nov. 8, 1983
4414172 Process and apparatus for sealing a plurality of filter elements Nov. 8, 1983
4411783 Arterial blood filter with improved gas venting Oct. 25, 1983
4411782 Mechanical means for securing a screen holding caulking in a groove and methods Oct. 25, 1983
4410430 Stacked-disc structure for fluid filter or valve silencer Oct. 18, 1983
4410341 Fluid filter cartridge Oct. 18, 1983
4406786 Pressure filtering device Sep. 27, 1983
4404102 Filtration apparatus for flat filter plates cut to size Sep. 13, 1983
4402828 Pressure filter vessel Sep. 6, 1983
4400276 Apparatus having tube sheets for hollow fibers Aug. 23, 1983
4400277 Low-profile inline filter Aug. 23, 1983
4396510 Mass transfer device Aug. 2, 1983
4391706 Filter element sealing device for filter pan Jul. 5, 1983
4386948 Filter drive Jun. 7, 1983
4387023 Transmission filter adapter Jun. 7, 1983
4382808 Assembly for holding a filter May. 10, 1983
4379051 Filtering apparatus Apr. 5, 1983
4376053 Method and system employing a filter-detector for detecting mastitis in cows Mar. 8, 1983
4372853 Removable, hermetically-sealing, filter attachment system for hostile environments Feb. 8, 1983
4366057 Oil filter seal membrane Dec. 28, 1982
4364756 Refrigerant suction line filter/filter-drier and method for the construction thereof Dec. 21, 1982
4362621 Radial flow cell Dec. 7, 1982
4360433 Filter elements for gas or liquid Nov. 23, 1982
4358377 Shear-vectoring design for composite casing end and removable, pressure-locking closure therefor Nov. 9, 1982
4350592 Cartridge filter Sep. 21, 1982
4349363 Filter element ledge gasket Sep. 14, 1982
4339334 Tubular membrane separation apparatus end joint seal Jul. 13, 1982
4331535 Leakage detecting and detouring filter housing-assembly May. 25, 1982
4329229 Method of potting the ends of a bundle of hollow fibers positioned in a casing May. 11, 1982
4319997 Multiple filter case Mar. 16, 1982
4306972 Dialysis apparatus Dec. 22, 1981

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