Patents
Patents for B01D 33 - Filters with filtering elements which move during the filtering operation (10,149)
04/1999
04/13/1999CA2154657C Apparatus and method for extracting liquid from a humid mass
04/07/1999EP0907003A1 Flow divider box for conducting drilling mud to selected drilling mud separation units
04/07/1999EP0906778A1 Composite rollers for continuous-belt drilling mud separation unit
04/07/1999CN1213418A Paper pulp screen cylinder
04/06/1999US5891433 Useful in batch or continuous diffusers for extracting soluble solids from subdivided solids containing small particles and fines
04/06/1999CA2108253C Screening rake
04/01/1999WO1999015255A1 Method and apparatus for monitoring, controlling and operating rotary drum filters
03/1999
03/31/1999EP0904162A1 Continuous belt drilling mud separation system
03/30/1999US5888336 Screen assembly for vibratory screening machine and method of fabrication thereof
03/25/1999WO1999013959A1 An apparatus for screening and compacting
03/25/1999DE19756662C1 Band filter purifying passenger compartment air
03/24/1999EP0902761A1 Clarification plant for water purification
03/24/1999EP0902723A1 Immersible rotary disc filtration device
03/24/1999CN1211462A Ring pressed oil filter
03/23/1999US5885445 Belt press for dewatering sludge
03/18/1999WO1999013152A1 Manufacture of screen plate with screen slots obtained by laser beam cutting
03/18/1999WO1999012633A1 Filter belt guide
03/18/1999DE19740311A1 Solar powered self-propelled floating body
03/18/1999CA2301859A1 Manufacture of screen plate with screen slots obtained by laser beam cutting
03/17/1999EP0901403A1 High volume self-cleaning filter
03/17/1999CN1210745A Filter belt edge structure
03/11/1999WO1999011394A1 Vibrating screen assembly with improved frame
03/11/1999WO1999011357A1 Apparatus for filtering suspensions
03/11/1999CA2301164A1 Apparatus for filtering suspensions
03/10/1999EP0663847B1 Filter device
03/09/1999US5879551 Device for dewatering suspensions
03/04/1999WO1999010074A1 A rotating filter and a method for filtration of a flowing substance
03/03/1999EP0692994B1 Method and apparatus for cleaning a filter drum used for thickening lime mud
03/03/1999CN1042301C 转动过滤器 Turn the filter
03/02/1999US5876552 Method of fabricating screen for vibratory screening machine
02/1999
02/25/1999WO1999008796A1 Garbage disposal apparatus
02/24/1999EP0897737A1 Band filter and filtering method
02/24/1999CN1209078A Filter apparatus
02/24/1999CN1208790A Filter for washing machine
02/23/1999CA2151593C Apparatus for filtering suspensions
02/18/1999WO1999007457A1 Folding belt filter
02/17/1999EP0897096A1 Filter for insertion into a conduit and heat exchanger equipped with the same
02/17/1999CN2307617Y Rotary self-oscillation dust and water filter unit
02/16/1999US5871643 Rotary drum filtration apparatus with a detachable filter
02/16/1999CA2195715C Air inflow restrictor for vacuum filters
02/11/1999WO1998050626A3 Method and device for separating the liquid contained in a suspension from the dispersed material in the suspension
02/11/1999DE19734000A1 Self-cleaning liquid filter
02/10/1999EP0757584B1 Method for recovering fiber
02/09/1999US5868929 Screen assembly for vibrating screening machine
02/09/1999US5868925 Filtering assembly
02/09/1999US5868903 Device for dewatering and/or washing suspensions, in particular suspensions of fibrous materials
02/03/1999CN2306059Y Strong airflow dewatering band type pressure filter
02/02/1999US5866017 Adjustable protuberance belt arrangement
02/02/1999US5865997 Scraper blade assembly
02/02/1999CA2135757C Screw press
02/02/1999CA2135756C Device for separating a liquid from mixtures of solids and liquids
01/1999
01/28/1999WO1999003601A1 Improvements in and relating to screens for shale shakers
01/26/1999US5863430 Drilling mud separation system with removable continuous-belt separation unit
01/26/1999CA2075509C Screen with a surface having projections or depressions
01/20/1999EP0891217A1 Filter sector
01/20/1999EP0891216A1 Rotary filter assembly with blowback outlet adjustment
01/14/1999WO1999001200A1 Apparatus and method for continuous vacuum filtering, with endless belt
01/14/1999DE19809422A1 Screening unit
01/12/1999US5858216 Filtration and regeneration system
01/07/1999EP0888801A1 Filter belt edge structure
01/07/1999EP0888477A1 Paper pulp screen cylinder
01/07/1999DE19727354A1 Waste water screening apparatus to remove coarse solid objects
01/05/1999US5855799 Rotary disk filter with backwash
01/05/1999US5855794 High volume self-cleaning filter and method of cleaning same
01/05/1999CA2097312C Screening system
12/1998
12/30/1998EP0887473A2 Device for the cleaning of water bodies
12/29/1998US5853585 Rotary separator apparatus
12/29/1998US5853583 Multi-functional linear motion shaker for processing drilling mud
12/29/1998US5853488 Processes for extracting sugars from dates and for making novel food products
12/24/1998DE19725737A1 Stabsiebkorb für Fasersuspensionen und Verfahren zu seiner Herstellung Screen basket for fiber suspensions, and method for its preparation
12/23/1998WO1998057723A1 Bar screen basket for fiber suspensions and method for the production thereof
12/23/1998EP0885643A2 Belt steering
12/23/1998EP0785816B1 Device for dewatering and/or washing suspensions, in particular suspensions of fibrous materials
12/23/1998CN2301250Y Rolling rotary dewatering sieve for collection of spirulina
12/22/1998US5851393 Screen assembly
12/22/1998US5851392 Process and apparatus for doctoring solids from a rotary filter
12/16/1998EP0832489B1 Process and device for separating a medium into a solid matter-containing component and a liquid component
12/16/1998EP0825895B1 Improvements in and relating to vibratory screening apparatus
12/16/1998CN2300442Y Edge folding three-slope filter disc
12/15/1998US5849202 Rotary disc filtration process having means to prevent settlement of solids
12/15/1998US5849183 Filtration apparatus
12/10/1998DE19811255A1 Filter disc cleaning
12/02/1998EP0880411A1 Screen for vibrating separator
12/02/1998EP0760706B1 An apparatus and a method for the filtering of liquid
12/02/1998EP0721526B1 Method and apparatus for dewatering of a fibre suspension
12/01/1998US5842242 Method for increasing the consistency of pulp using a single roll displacment wash press
11/1998
11/25/1998EP0879078A1 Filter apparatus
11/25/1998EP0879077A1 Device for filtering plasticised thermoplastics and filter unit therefor
11/24/1998US5840187 Device for filtering, washing and drying a solid material-liquid mixture
11/18/1998CN1040726C Continuously operating filtering device
11/17/1998US5837138 Filter device
11/12/1998WO1998050626A2 Method and device for separating the liquid contained in a suspension from the dispersed material in the suspension
11/11/1998EP0876839A1 Endless belt vacuum filter
11/11/1998EP0876186A1 Method and apparatus for filtering liquid or pasty substances and/or separating components therefrom
11/11/1998EP0696226B1 Disc filter sector
11/11/1998CN2296759Y Drum pressurizing filter
11/05/1998WO1998048917A1 Device and filtering method for separating substances from suspensions
11/04/1998EP0664727B1 Wear resistant basket for scroll centrifuge
10/1998
10/28/1998CN1197407A 滤布和过滤机 And filter cloth
10/28/1998CN1196969A Method of dewatering and filtering slurry and dewatering filtering machine
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