| Patents for B01D 33 - Filters with filtering elements which move during the filtering operation (10,149) |
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| 08/31/1993 | CA1321760C Method for thickening of slurry and for its treatment with liquid as well as a drum filter |
| 08/25/1993 | EP0557251A1 A separator of solid particles for variable discharge fluid flow rates in dental apparatus |
| 08/25/1993 | EP0556219A1 Effluent filtration. |
| 08/25/1993 | CN2140779Y Sieve cylinder solid-liquid separator |
| 08/24/1993 | US5238565 Liquid filtration apparatus with adjustable media guide and improved segregation of clean and contaminated liquid |
| 08/24/1993 | US5238564 Method and apparatus for control of filtrate volume in a disc filter |
| 08/24/1993 | US5238501 Feeding slurry at inclined angle onto endless filter belt, distributing over width under localized pressure, washing under differential pressure, withdrawing washed slurry |
| 08/24/1993 | CA1321550C Filter apparatus with bypass prevention |
| 08/19/1993 | WO1993015617A1 Low-fat edible pourable product and a process and a composition for preparing same |
| 08/17/1993 | US5236596 Method and apparatus for dewatering |
| 08/15/1993 | WO1993015819A1 Filter for free-flowing materials, in particular plastic melts containing impurities |
| 08/12/1993 | DE4203350A1 Dirty fluid filter assembly - incorporates filter belt cleaner for uninterrupted use over extended periods without exchange |
| 08/12/1993 | DE4203349A1 Filter conveyor belt - has countersunk drainage holes, reducing stress levels, to reduce belt failure and lengthen life |
| 08/11/1993 | EP0554527A1 Screening apparatus |
| 08/05/1993 | WO1993015265A1 Method and device for separating a suspension, preferably a fibre suspension |
| 08/05/1993 | WO1993014857A1 Method for filtering mineral slurries |
| 08/05/1993 | WO1993014856A1 Apparatus for filtering mineral slurries |
| 08/05/1993 | WO1993014855A1 Method for filtering mineral slurries |
| 08/05/1993 | WO1993014854A1 Apparatus for filtering mineral slurries |
| 08/05/1993 | WO1993005366A3 Mass flow meter |
| 08/05/1993 | CA2106207A1 Method and device for separating a suspension, preferably a fibre suspension |
| 08/04/1993 | EP0553783A1 Screw type hydrextractor |
| 08/04/1993 | EP0553564A2 Automatic dewaxing filter washing system and method |
| 08/04/1993 | EP0553293A1 Rotary filter with external adjustment of blowback valve. |
| 08/03/1993 | US5232607 Granulating used motor oil containers; centrifuging |
| 08/03/1993 | CA1320866C Machine for pressing and dewatering or filtering |
| 07/27/1993 | US5230797 Centrifuge bowl with attached cast inner liner |
| 07/27/1993 | CA1320685C Method of separating and recovering a granulate from a viscous suspension containing said granulate, and apparatus for carrying out said method |
| 07/27/1993 | CA1320659C Pressure device for machines and machine for dewatering and filtering of material to be pressed provided therewith |
| 07/22/1993 | WO1993013846A1 Apparatus for the dewatering of sludge |
| 07/22/1993 | WO1993011851A3 Particulate material separator |
| 07/21/1993 | EP0545934A4 Filter apparatus for machine tool coolant |
| 07/20/1993 | US5228467 Filter media cleaning system |
| 07/14/1993 | CN2137980Y High effective filtering machine |
| 07/14/1993 | CN2137979Y Belt filtering machine |
| 07/13/1993 | US5227075 Process and apparatus for continuous filtering and liquid displacement of a liquid suspension of a fibrous or finely-divided material |
| 07/13/1993 | US5227073 Method of dewatering suspensions or the like slurry-like mixtures |
| 07/13/1993 | US5227065 Filter sector |
| 07/13/1993 | US5227064 Filter for continuous filtration |
| 07/13/1993 | US5227058 Apparatus for removing liquid from the thickeners, filters, and washers |
| 07/13/1993 | US5227057 Ring centrifuge apparatus for residual liquid waste removal from recyclable container material |
| 07/13/1993 | CA1320150C Device for removing waste material |
| 07/13/1993 | CA1320149C Vacuum actuated scraper arrangement for a drum filter |
| 07/13/1993 | CA1320148C Method for recovering crystals from crystal-containing slurry |
| 07/13/1993 | CA1320147C Decker |
| 07/13/1993 | CA1320146C Press-filter with endless filtering webs |
| 07/10/1993 | CA2079405A1 Microstrainer filter deck panel |
| 07/08/1993 | WO1993013262A1 Gravity type pulp washer or thickener |
| 07/08/1993 | CA2126239A1 Gravity type pulp washer or thickener |
| 06/30/1993 | EP0549092A1 Rotary drum filter |
| 06/30/1993 | EP0548729A1 Separation tank with vibrating screen for the filtration of process water |
| 06/29/1993 | US5223135 Swimming pool cleaner |
| 06/29/1993 | US5222920 Chain including roller sealing arrangement |
| 06/29/1993 | US5222680 Apparatus for rewinding liquid filtration media |
| 06/29/1993 | CA1319637C Method and system for treating drill cuttings slurries and the like |
| 06/29/1993 | CA1319621C Method and equipment for filtration of suspension |
| 06/24/1993 | WO1993012321A1 Apparatus for filtering cuttings from drilling fluid |
| 06/24/1993 | WO1993011851A2 Particulate material separator |
| 06/24/1993 | WO1993011850A1 Improvements in or relating to belt filters |
| 06/24/1993 | CA2125177A1 Particulate material separator |
| 06/24/1993 | CA2125163A1 Improvements in or relating to belt filters |
| 06/23/1993 | EP0547425A1 Strainer for water and waste water purification plant |
| 06/22/1993 | US5221467 Contaminated solution filtration apparatus and machining solution filtration apparatus for machining device |
| 06/22/1993 | US5221008 Vibratory screening machine and non-clogging wear-reducing screen assembly therefor |
| 06/16/1993 | EP0546520A1 Apparatus for cleaning cooling-agents or the like fluids |
| 06/16/1993 | EP0545934A1 Filter apparatus for machine tool coolant. |
| 06/16/1993 | EP0426794B1 Filter cell |
| 06/16/1993 | CN2136066Y High-efficient inward flow filtration-type cyclone separator |
| 06/15/1993 | CA2085286A1 Screening installation for water and waste water treatment plants |
| 06/09/1993 | EP0545717A2 Wash liquid distributor |
| 06/09/1993 | EP0544742A1 Screening device. |
| 06/08/1993 | US5217628 Method of batch centrifugal removal of residual liquid waste from recyclable container material |
| 06/08/1993 | US5217613 Filter apparatus |
| 06/08/1993 | CA1318865C Stabilizing pressure and flow conditions in a screening apparatus |
| 06/02/1993 | EP0544636A2 Filter sector |
| 06/02/1993 | CN2134886Y Continuous pressure concentrating and filtering water extractor |
| 06/01/1993 | US5215656 Rotary self-cleaning strainer |
| 05/28/1993 | CA2083731A1 Filter sector |
| 05/27/1993 | DE4214138C1 Beaker chain for dewatering - has straps with eyelets for bolt and friction reducing non-metallic sliding blocks between link strap |
| 05/25/1993 | US5213696 Automatic dewaxing filter washing system and method |
| 05/25/1993 | US5213685 Cycle of filtration for liquids containing solids in suspension and rotary filter suited to realize said cycle of filtration |
| 05/25/1993 | US5213216 Vibratory sieve with screen and annular ring member thereon |
| 05/19/1993 | EP0542191A1 Separation device |
| 05/19/1993 | EP0541655A1 A device for separating suspensions, preferably containing fibre pulp. |
| 05/19/1993 | DE4222156A1 Sludge sieve |
| 05/19/1993 | DE4137496A1 Filter for dynamic filtration - facilitating fine control and adaptation to the medium under treatment |
| 05/13/1993 | WO1993008975A1 Process and device for continuously filtering and separating thermoplastic materials |
| 05/13/1993 | DE4137298A1 Verfahren und vorrichtung zum kontinuierlichen filtern und trennen thermoplastischer kunststoffe Method and apparatus for continuously separating filter and thermoplastic plastics |
| 05/12/1993 | EP0326610B1 Vibrating filter apparatus |
| 05/12/1993 | CN2132556Y Filter of liquid for industry |
| 05/12/1993 | CN1020550C Waterflow differential electrical charging process for ores |
| 05/11/1993 | US5210293 Process and catalyst for the production of ethylene and acetic acid |
| 05/11/1993 | CA1317614C Rotating drum end seal |
| 05/11/1993 | CA1317552C Effective diffuser/thickener screen backflushing |
| 05/05/1993 | EP0539874A1 Filter apparatus for separating solides particles from a liquid |
| 05/05/1993 | EP0539554A1 Continuous filtration device. |
| 05/04/1993 | US5207907 Compact apparatus for treating sludge by draining and pressing |
| 04/28/1993 | CN2130586Y Plunger-type oil filter |
| 04/27/1993 | CA1316838C Thickener |
| 04/27/1993 | CA1316837C Rotating filter with outer filtrate conduits |