Patents
Patents for B01D 35 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups; Auxiliary devices for filtration; Filter housing constructions (28,776)
10/1999
10/06/1999CN2341697Y Water tower filter with filtering back washing
10/06/1999CN2341696Y Electronic descaling filter
10/06/1999CN1045397C Filter-layer adjustable fibre-ball filtering method
10/05/1999US5961824 Metal particle removal and retention apparatus
10/05/1999US5960775 Filtered fuel pump module
09/1999
09/30/1999WO1999049188A1 Arrangement in an oil filter with integral oil cooler
09/30/1999WO1999049156A1 Compact filtering block for swimming pool
09/30/1999CA2325461A1 Arrangement in an oil filter with integral oil cooler
09/30/1999CA2324937A1 Compact filtering block for swimming pool
09/29/1999CN1230136A Process and device for separating magnetic materials from pharmaceutical compsns, their starting or intermediate products and agents produced by means of this device
09/28/1999US5958242 In situ filter cleaning
09/28/1999US5958237 Fuel filter and water separator apparatus with integrated fuel pump
09/28/1999US5958234 Suction strainer with an internal core tube
09/28/1999US5958230 Filter for gasoline and other liquids
09/28/1999US5958225 Fuel filter system
09/28/1999US5957240 Apparatus for engine oil replacement
09/23/1999WO1999047235A1 Biological fluid filtration method and apparatus
09/23/1999DE19811689A1 Flüssigkeitsfilter zum Reinigen von Kraftstoff Liquid filter for cleaning fuel
09/23/1999CA2707745A1 Biological fluid filtration method and apparatus
09/22/1999EP0943796A2 Liquid filter for filtering fuel
09/22/1999CN2339284Y Filter-core joint and carrier thereof
09/21/1999CA2181189C Mesoscale polynucleotide amplification devices
09/16/1999WO1999046024A1 Granular-bed filter unit for filter bank composed of same
09/16/1999DE19809989A1 Filter unit valve especially a bypass valve for a liquid filter e.g. for filtering I.C. engine fuel or lubricating oil
09/15/1999EP0879080B1 Filter run-off with spring seal
09/15/1999EP0820537A4 Electrochemical system and method for the removal of charged species from contaminated liquid and solid wastes
09/14/1999US5951876 Fluid treatment apparatus
09/14/1999US5951862 Filter
09/14/1999US5951854 Filtering appliance for filtering a liquid
09/13/1999CA2264439A1 Fluid filtering apparatus for vehicle, filter element and method for manufacturing same
09/10/1999WO1999044718A1 System and method of filtering and collecting blood or blood products
09/10/1999WO1999044713A2 Escutcheon-mounted filter with above counter access for cartridge renewal
09/10/1999CA2321762A1 System and method of filtering and collecting blood or blood products
09/08/1999CN1227764A Method of filtering and collecting blood or blood products
09/07/1999US5948249 Pipe seal capable of use with a filter bag and the like
09/07/1999US5948248 Coolant filter having a delayed release supplemental coolant additive cartridge
09/07/1999US5948246 Vacuum filtration device
09/07/1999US5948244 Apparatus for processing metalworking fluid
09/07/1999CA2148905C Filtration of molten material
09/02/1999WO1999043411A1 A see-through filter for injecting oil into an engine prior to its startup
09/02/1999DE19806651A1 Filter insert cleaning lance for cleaning filter cartridges
09/02/1999CA2318870A1 A see-through filter for injecting oil into an engine prior to its startup
09/01/1999EP0939218A2 Fuel supply apparatus
09/01/1999EP0938361A1 Water purifier
09/01/1999EP0938360A2 Adsorption drying unit, and process and device for checking the operating state of same
09/01/1999EP0912224A4 Rolled threaded filter bowl
09/01/1999EP0783330B1 Device for collecting bone tissue fragments
09/01/1999EP0688236B1 An apparatus for the separation of solids from flowing liquid
09/01/1999CN2335688Y Water filter casing
09/01/1999CN1227309A Fuel supply device
08/1999
08/31/1999US5945006 Method and apparatus for cleaning filters contaminated by polymers and hot-melting resins, in situ, without removing the filtering elements
08/31/1999US5944998 Rotary filtration device with flow-through inner member
08/31/1999US5944987 Multipurpose combinatory oil, air, gas, & pollution filtration system
08/26/1999WO1999042219A1 Continuous magnetic separation of components from a mixture
08/26/1999DE19807769A1 Holder for modular ceramic micro-filter
08/25/1999EP0937868A1 Oil filter fixing structure
08/25/1999EP0937490A2 Modular filtering device
08/25/1999EP0937256A2 Method and apparatus for collecting a cell sample from a liquid specimen
08/25/1999CN1044785C Filtration process
08/24/1999US5942127 Fuel oil treatment unit and associated method
08/24/1999US5942124 Magnetic particle transfer device
08/23/1999CA2223670A1 Zebra mussel filter apparatus
08/19/1999WO1999040781A1 A filter for filtering water for a pump for a pond
08/19/1999WO1999036152A8 Filter assembly for use with a bottle
08/19/1999DE19837857A1 Filter for HP piston-type fuel pump of internal combustion engine with fuel injection
08/18/1999CN2333435Y 智能过滤器 Smart Filter
08/18/1999CN1226182A Radial-flow fluidizable filter for fluid medium
08/17/1999US5938940 Housing divided by filter element positioned between inlet and outlet and edge-sealed to housing wall; confined air is vented through outlet as fluid to be filtered enters intlet
08/17/1999US5938939 Suction device enabling fine solid particles to be separated from a liquid
08/17/1999US5938936 Method for dewatering flocculated materials
08/17/1999US5938935 Method and apparatus for purifying and treating cooling agents and or lubricants used in the metallurgical industry
08/17/1999US5938924 Filter
08/12/1999WO1999039804A1 Effluent containment assembly
08/12/1999WO1999039801A1 Fuel filter
08/12/1999DE19804547A1 Hydraulic system filter
08/12/1999CA2319390A1 Fuel filter
08/11/1999EP0934108A1 Filter, in particular for filtering the lubricating oil in an internal combustion engine
08/11/1999CN2332461Y Air filtering sterilizer of dump purifyed water
08/11/1999CN1225593A Waste water grease filter
08/10/1999US5935439 Suction system with end supported internal core tube suction strainers
08/10/1999US5935435 Paint can strainer
08/10/1999US5935434 In-line pipe coupling and fluid strainer apparatus
08/10/1999US5934241 For a motor vehicle
08/04/1999EP0932438A1 Improved shale shaker
08/04/1999EP0932437A1 Filtration apparatus
08/04/1999EP0792249B1 End of life mechanism for water treatment cartridge
08/04/1999EP0588902B1 Rotary filtration device and filter pack therefor
08/04/1999EP0586591B1 Rotary disc filtration device
08/04/1999CN2331408Y Gas, liquid ammonia filter
08/04/1999CN1225033A Repeatedly usable filter frame and filter for fluid using the same
08/03/1999US5932108 Magnetic filter assembly
08/03/1999US5931028 Filter for a washing machine
07/1999
07/29/1999WO1999037908A1 Spin-on filter assembly with valve arrangements
07/29/1999WO1999037907A1 In-tank fluid filter with valve assembly and method for changing a filter
07/29/1999WO1999037819A2 Amplification of nucleic acids with electronic detection
07/29/1999WO1999037463A1 Polymer melt filtering device with changing filter packets
07/29/1999WO1999037381A1 Fluid filter with valve and methods of operation
07/29/1999WO1999037375A1 Faucet mounted water filter
07/29/1999CA2319170A1 Amplification of nucleic acids with electronic detection
07/28/1999EP0932007A1 Device and process for filtering a cryogenic liquid