B01D 33 - Filters with filtering elements which move during the filtering operation

Patents for B01D 33 - Filters with filtering elements which move during the filtering operation (10,149)
01/1995
01/05/1995	DE4327601C1 Device for cleaning a circulating wire (fabric)
01/05/1995	CA2165963A1 Dynamic filter system
01/03/1995	US5378364 Conical screen basket centrifuge
01/03/1995	US5377423 Sludge dehydrating press and method for treating sludge
12/1994
12/28/1994	EP0630674A1 Apparatus for separating debris from a polluted liquid stream in a gully, especially from purification plants
12/28/1994	EP0630673A1 Method and apparatus for recovering crystals from slurry
12/28/1994	EP0630294A1 Mounting and tensioning arrangements for screens
12/27/1994	US5376268 Rotary filtering apparatus
12/27/1994	CA1333700C Waterflow differential electrical charging process for ores
12/24/1994	CA2099022A1 Apparatus for separating solids and liquids
12/21/1994	EP0629427A2 Screw type dewatering machine
12/21/1994	EP0629426A1 Filter device
12/21/1994	EP0629425A1 Bandfilter device for the purification of processing liquids
12/21/1994	CN1027060C Process and catalyst for the production of ethylene and acetic acid
12/20/1994	US5374360 Method and apparatus for cleaning a filter apparatus
12/20/1994	CA1333585C Vibratory screening machine with tiltable screen frame and adjustable discharge weir
12/14/1994	EP0627951A1 Apparatus for filtering mineral slurries
12/14/1994	CN2185151Y Filter discharger
12/14/1994	CN2185150Y Filtering band for sludge dewaterer
12/13/1994	CA2062958C Filter cylinder
12/08/1994	WO1994027748A1 Process and device for sifting, sorting, screening, filtering or sizing substances
12/06/1994	US5370791 Backwashable self-cleaning strainer
12/01/1994	DE4418079A1 Sludge dewatering plant
12/01/1994	DE4317808A1 Process and apparatus for separating mixtures of material components having different melting temperature
11/1994
11/30/1994	EP0625925A1 Filter for free-flowing materials, in particular plastic melts containing impurities.
11/30/1994	EP0471768B1 Continuous filter centrifuge
11/29/1994	US5368732 Horizontal belt filter
11/27/1994	CA2124226A1 Filter device
11/25/1994	CA2124041A1 Method and apparatus for recovering crystals from slurry
11/24/1994	WO1994026389A1 Disc filter sector
11/24/1994	WO1994026388A1 Anti-rewet deck for press rolls
11/24/1994	WO1994026387A1 Apparatus for cleaning endless filtering bands
11/24/1994	DE4400120A1 Drum-screen filter system
11/23/1994	EP0625066A1 Improvements in or relating to belt filters.
11/23/1994	EP0625010A1 Low-fat edible pourable product and a process and a composition for preparing same
11/23/1994	EP0575385B1 Method and device for the detection and removal of bulges in continuous strips of material
11/17/1994	EP0624684A1 Screening cylinder
11/16/1994	CN2182664Y Spring equipment for removing press cakes
11/16/1994	CN1095128A Arrangement for removal of objects to be seperated from liquid
11/15/1994	CA2122191A1 Screening cylinder
11/10/1994	WO1994025140A1 Rotating filter
11/10/1994	WO1994025139A1 An arrangement in liquid filters in which the filtrate is divided in two fractions
11/10/1994	CA2160774A1 An arrangement in liquid filters in which the filtrate is divided in two fractions
11/10/1994	CA2159587A1 Rotating filter
11/09/1994	EP0623712A2 Device for removing separable matter from a liquid
11/09/1994	EP0473722B1 Filter for continuous filtration
11/08/1994	US5362401 Method and apparatus for cleaning a filter apparatus
11/08/1994	US5362393 Pressure filter for liquids
11/03/1994	DE4313708A1 Cross-flow filter
11/02/1994	EP0622099A1 Separating and filtering device for solid/liquid separation, especially with drying aid
11/01/1994	US5360541 Modular device for the ease of use and installation of filtration textiles
10/1994
10/27/1994	WO1994024411A1 Removal of metal particles from liquid
10/27/1994	WO1994024046A1 Automatic control system for a chemical process, especially a wet process phosphoric acid plant
10/27/1994	WO1994023849A1 Screen for separating solids from drilling fluid
10/27/1994	WO1994023821A1 Method and apparatus for cleaning a filter drum used for thickening lime mud
10/26/1994	CN1026318C Method for recovering crystals from crystal-containing slurry
10/18/1994	US5356532 Use of a multi-apertured plastic pipe in the drive and structure of a rotary self-cleaning strainer
10/13/1994	WO1994023119A1 Reciprocal movable screens in a vertically elongated vessel
10/13/1994	WO1994022581A1 Fresh wet concrete reclaimer
10/12/1994	EP0515530B1 Apparatus for filtering liquids
10/12/1994	CN1093338A Filtration of soot/ash water slurries and improved partial oxidation process for hydrocarbon feedstocks
09/1994
09/28/1994	EP0616829A2 Filter for liquids with solid particles in suspension, in particular lubricating and cooling fluid in machine tools
09/28/1994	EP0616549A1 Particulate material separator.
09/21/1994	EP0615957A1 Device for dehydrating sludge waste
09/06/1994	US5344575 Apparatus and method for extracting liquid from a humid mass
09/01/1994	WO1994019088A1 A device for filtering liquids and a filter unit for use in such a device
09/01/1994	WO1994019084A1 Machine tool coolant filtering system
09/01/1994	CA2155125A1 A device for filtering liquids and a filter unit for use in such a device
09/01/1994	CA2154073A1 Machine tool coolant filtering system
08/1994
08/30/1994	US5341936 Screening device for a fiber slurry, and a backwash means therefor
08/30/1994	CA1331708C Apparatus for thickening pulp and paper stock
08/24/1994	EP0611324A1 Lightweight, anti-rewet, modular style disc sector
08/18/1994	WO1994017896A1 An apparatus for the separation of solids from flowing liquid
08/18/1994	WO1994017893A1 Multistage disc filter
08/18/1994	WO1994017892A1 Filtration process
08/18/1994	CA2155652A1 Multistage disc filter
08/17/1994	EP0610455A1 Method and apparatus for control of filtrate volume in a disc filter
08/11/1994	DE4303816A1 Device and method for discharging the material from which the water and/or juice has been removed and which continuously passes through the dewatering device
08/11/1994	DE4302922C1 Process and equipment for the treatment of sludges
08/09/1994	US5336408 Apparatus for separating particles from a fluid stream
08/09/1994	CA1331359C Use of an apertured endless belt bottom flight catenary and a straight top flight to recover bitumen and materials
08/04/1994	WO1994016879A1 Apparatus and method for extracting liquid from a humid mass
08/03/1994	CN2173105Y Impeller type filtering plate group filter
07/1994
07/27/1994	CN2172670Y Multi-functional oil filter
07/27/1994	CN1089880A Process and installation for the separation of solid-liquid-mixtures
07/26/1994	US5332499 Self-cleaning filter
07/21/1994	WO1994015724A1 Screen assembly for vibrating screening machine
07/21/1994	WO1994015723A1 Undulating screen for vibratory screening machine and method of fabrication thereof
07/21/1994	WO1994015694A1 Method and device for removing liquid on a gauze conveyor and hollow roll comprising a tube for use in such a device
07/21/1994	CA2152343A1 Method and device for removing liquid on a gauze conveyor and hollow roll comprising a tube for use in such a device
07/20/1994	CN1089517A Continuously operating filtering device
07/19/1994	US5330646 Apparatus for filtering liquids
07/19/1994	US5330645 Apparatus for continuously separating solid and liquid fractions of a mixture of solid and liquid fractions
07/19/1994	US5330644 Filter sector
07/19/1994	US5330641 Separator of solid particles for variable discharge fluid flow rates in dental apparatus
07/19/1994	US5330057 Screen and screen cloth for vibratory machine and method of manufacture thereof
07/13/1994	CN2171401Y Belt filter press
07/12/1994	US5328611 Filtering apparatus with rotatable filter drum
07/07/1994	WO1994014519A1 Cylindrical water filter
07/07/1994	DE4319791A1 Assembly for separation of solids from solid-liquid mixture has irregular separation surface

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