Patents
Patents for B01D 36 - Filter circuits or combinations of filters with other separating devices (7,816)
03/1994
03/16/1994EP0340240B1 Filter apparatus and method
03/15/1994US5294337 Water filtration system
03/15/1994CA2062957C Method and apparatus for treating fibre suspension
03/03/1994WO1994004242A1 Processing plant for waste water treatment
03/03/1994CA2142268A1 Processing plant for waste water treatment
03/02/1994EP0432276B1 Method of concentrating and dehydrating slurried sludge
03/01/1994US5290454 Filtration of pulps and sludge with resin particles and fatty acids
02/1994
02/23/1994CN2157178Y Domestic hollow fibre membrance type water purifier
02/17/1994DE4226570A1 Aufbereitungsanlage für die Behandlung von Abwässern Treatment plant for waste water treatment
02/16/1994CN2155939Y Improved pulp material separator for liquid from solid
02/16/1994CN2155938Y Oil slag and water separator
02/16/1994CN2155937Y Low resistance combined dust remover
02/16/1994CN1081928A Closed circulation process for continuously thickening dreg-flushing liquid in wet phosphoric acid filter
02/03/1994WO1994002230A1 Air-liquid separator assembly and system
02/02/1994CN2154739Y Anti-explosion pulse bag-type dust cather
01/1994
01/29/1994CA2080939A1 Fluid treatment process using dynamic microfiltration and ultrafiltration
01/27/1994DE4223832A1 Recovering contaminated machining lubricants and cooling liq.
01/26/1994CN2154116Y Rotary powder treatment machine
01/19/1994EP0579484A1 Filter
01/12/1994EP0414879B1 Filter for continuous filtration
01/05/1994DE4321093A1 Soiled water cleaning - has a sieve filling chamber at basin to trap solid concrete residue for removal and recovery by a screw conveyor
01/05/1994DE4319610A1 Liq. filtration for high filtrate throughput and low energy cost - by suction through micro-filtration filler for impurity removal esp. from waste water e.g. trade or industrial waste water from car wash, for low construction costs with plastic filter
01/05/1994CN1080204A Process for concentrating aqueous solution of clavulanate
01/04/1994US5275729 Pleated liquid filter having zones of different filtration
12/1993
12/29/1993CN2150914Y Vortex gravel filter
12/23/1993WO1993025295A1 System for treating transition zone material
12/22/1993EP0575196A1 Fuel filter with internal vent
12/22/1993EP0574984A1 Method and plant for the purification of fluid containing sludge from painting processes
12/22/1993CN2150199Y Purification magnetizer for drink water
12/22/1993CN2149954Y Slurry screen-separating machine
12/22/1993CN1079676A Catalytic polyphase reactor
12/21/1993US5271850 Liquid filtration with flow-through filter unit
12/16/1993DE4218808A1 Flush water reclamation system for street cleaning vehicle - using combination labyrinth and perforate screen filter
12/16/1993DE4217447A1 Water filter assembly - has floating matter separator over filter section for gravity water flow
12/09/1993WO1993024201A1 Separating barrier
12/01/1993CN2147893Y 净水器 Water Purifier
11/1993
11/25/1993WO1993023335A1 Water clarifier with first filtrate isolation, improved backwashing and improved bubble generation
11/23/1993US5264138 Method and apparatus for treating a fiber suspension
11/17/1993CN2146296Y Vacuum oiling machine
11/17/1993CN2146295Y Automatic quick-treating water tank for domestic water
11/17/1993CN1078486A Method of conducting catalytic converter multi-phase reaction
11/16/1993US5262047 Local reclamation system
11/11/1993WO1993022494A1 Apparatus for treating fiber suspension
11/11/1993WO1993022029A1 Method and device for treating a parenteral emulsion-containing medicament fluid
11/09/1993US5259953 Fuel filter equipped with a quick fastening cover for an internal combustion engine
11/08/1993CA2095788A1 Local reclamation system
11/02/1993CA1323861C Pressure sorter
10/1993
10/30/1993CA2074692A1 Filter for parenteral systems
10/28/1993WO1993020921A1 Device for cleaning of caustic liquor mixtures
10/26/1993US5256299 Method and apparatus for liquid treatment
10/19/1993US5254250 Rotary filtration device and filter pack therefor
10/19/1993US5254246 Water reclamation system
10/14/1993WO1993019829A1 Process and device for recycling polluted process water
10/14/1993DE4211656A1 Verfahren und Vorrichtung zum Recycling verschmutzter Prozesswasser Method and apparatus for recycling contaminated process water
10/13/1993CN1022383C Pool for purifying water
10/12/1993US5252222 Synthetic microporous polymeric structure
10/05/1993US5250198 Dewatering sludge; screening; turbulence
09/1993
09/28/1993US5247876 Deep fryer and filtration system
09/21/1993US5246580 Apparatus for separating solid particles from a liquid
09/15/1993EP0560215A1 Process and device for filtering dirt particles from a liquid
09/14/1993US5244586 Machine coolant recycling system
09/14/1993US5244571 Fuel filter assembly with heater
09/08/1993EP0383788B1 Method and apparatus for filtering contaminants
09/08/1993CN1075896A 净水器 Water Purifier
09/07/1993CA1321955C Water repurification method of city water and its equipment
09/02/1993WO1993016960A1 Apparatus for treatment of effluent
09/02/1993WO1993016796A1 Method of conducting catalytic converter multi-phase reaction
09/02/1993WO1993016795A1 Catalytic multi-phase reactor
09/01/1993EP0498822B1 Pulseless screen
08/1993
08/31/1993US5240593 Apparatus for the purification of fluids
08/25/1993EP0556188A1 Candle precoated filter for residual volume filtration.
08/25/1993EP0524944A4 Two-chamber fluid/solids treatment vessel
08/24/1993US5238559 Filter device
08/24/1993CA1321556C Liquid separator
08/18/1993EP0410961B1 A method and an apparatus for separating solid particles from a liquid
08/17/1993US5236596 Method and apparatus for dewatering
08/17/1993US5236579 Fuel filter assembly with modular drain bowl
08/10/1993US5234589 Filter assembly
08/05/1993WO1993015021A1 Dissolved air flotation
08/04/1993EP0553919A1 Self-venting drain valve
08/03/1993US5232607 Granulating used motor oil containers; centrifuging
07/1993
07/29/1993DE4140770A1 Waste water cleaning unit, especially for use underground - comprising cylindrical housing contg. filter element(s) with water level in housing automatically reduced and filter cake removed compressed air when required
07/28/1993CN2139016Y Sewage treatment device
07/22/1993WO1993011851A3 Particulate material separator
07/20/1993US5228987 Method and apparatus for clarifying liquids
07/20/1993US5228985 Cooking oil filtering apparatus
07/13/1993US5227076 Clarification, back-pulse filtration
07/13/1993US5227075 Process and apparatus for continuous filtering and liquid displacement of a liquid suspension of a fibrous or finely-divided material
07/13/1993US5227064 Filter for continuous filtration
07/13/1993US5227057 Ring centrifuge apparatus for residual liquid waste removal from recyclable container material
07/08/1993WO1993012896A1 Oil, water and sand separator
07/06/1993US5225077 Joining end caps to filter cartridges
07/01/1993DE4240656A1 Filter for engine fuel or lubricating oil
06/1993
06/30/1993EP0548115A1 Device for obtaining nourishing substances by extraction from bones and, where appropriate, meat adhering thereto.
06/29/1993US5223126 System for decontaminating dry cleaning waste water with controlled pumping
06/29/1993CA1319620C Diesel fuel filter/water separator
06/24/1993WO1993011851A2 Particulate material separator
06/24/1993DE4142612A1 Filtering aq. suspensions in filter column - with closed backflushing circuit fed with filtered liq., used for treating contaminated aq. solns., coolants and lubricants from metal machining, etc.
06/24/1993CA2125177A1 Particulate material separator
06/23/1993EP0547951A1 Gasoil filter
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