Patents for B07B 1 - Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like (18,540)
04/1993
04/07/1993EP0535046A1 Filter screen and method for repairing it.
04/07/1993CN2129177Y Double-function coarse material roller screen
04/06/1993US5199574 Vibrating screen separator
04/05/1993CA2052816A1 Inflatable bladder type of screen tensioning device
04/01/1993WO1993005892A1 Method and apparatus for screening granular materials
04/01/1993WO1993005891A1 Top cover clamp for screening machine
04/01/1993WO1993005883A1 Process for separating fibres from composite materials
04/01/1993CA2118710A1 Top cover clamp for screening machine
03/1993
03/31/1993EP0534040A1 Method and apparatus for screening granular materials
03/31/1993EP0447427B1 Drying and sorting device for granular bulk materials
03/24/1993CN2128567Y Bidirectional discharging oscillating screen
03/23/1993US5195260 Pipeline padding apparatus
03/23/1993CA1314844C Automatic chip classifier and system
03/19/1993CA2096544A1 Process for separating fibres from composite materials
03/18/1993WO1993004782A1 Process and device for treating contaminated substances
03/17/1993EP0531392A1 Screening device.
03/17/1993CN2128171Y Powder screening machine
03/17/1993CN1069913A Aluminium and paper separating method for aluminium foil paper
03/16/1993US5193689 Sieve
03/15/1993WO1993004797A1 A method of manufacturing a screening drum
03/15/1993CA2117077A1 A method of manufacturing a screening drum
03/11/1993DE4129624A1 Verfahren und vorrichtung zur bearbeitung von kontaminierten substanzen Method and device for processing of contaminated substances
03/10/1993CN2127891Y Wave-motion bolting mill
03/09/1993US5191904 Trash removal apparatus and method
03/05/1993CA2050633A1 Screen panel fixing system
03/04/1993DE4128978A1 Support frame for multi sectioned sieve - has interchangeable material guides passing material into centre avoiding wear on outside edges
03/02/1993US5190158 Gold pan with classifier
03/01/1993CA2050388A1 System(s) for monitoring the qualitative variation in drilled cutting delivery to the surface during the drilling of a subterranean well
02/1993
02/24/1993EP0527980A1 Specific microsieve, specific composite body.
02/23/1993US5188128 Apparatus for classifying particles of tobacco and the like
02/23/1993CA1313846C Vertical screening device
02/21/1993CA2074773A1 Screen deck
02/18/1993DE4138476C1 Mass equaliser for flat screening machines - has eccentric drive firmly coupled to main frame, or foundation, also contg. equalising weight
02/17/1993EP0527388A2 Equipment for deoling swarf resulting from machining operations
02/17/1993CN2127043Y Two-layer angle-adjusting screen drum dry blowing combined circular screen
02/16/1993US5186333 Top cover clamp for screening machine
02/16/1993US5186332 Paper stock screening apparatus having heavy rejects trap
02/16/1993US5186331 Method and apparatus for separating bottle caps from plastic bottles
02/10/1993CN2126817Y Nose-shape sorting screen
02/04/1993DE4225173A1 Method of fastening screen of vibratory sieve - secures screen panels to frame by multiple insertion of plastic pins pitched along integral plastic strip
02/02/1993US5183160 High volume padding machine
01/1993
01/26/1993US5181618 Apparatus for clearing the weigh pan of a particle size analyzer
01/26/1993US5181616 Grain processor
01/21/1993DE4124121A1 Small-particle grading system - suspends and filters in successive phases causing swelling and shrinkage
01/19/1993WO1993001889A1 Improved tip separator and method of operation for fluorescent tube digester
01/19/1993CA2113631A1 Improved tip separator and method of operation for fluorescent tube digester
01/13/1993EP0522378A1 Pressure sorter
01/13/1993CN1067826A Screening wire and apparatus
01/07/1993EP0521361A2 Sieve drum
01/05/1993US5175906 Bean cleaning apparatus
01/02/1993WO1993001005A1 Wood chip screen deck
12/1992
12/30/1992CN1019644B Procedure and apparatus for sorting of wood chips
12/24/1992DE4121158A1 Rotary barrel for surface treatment esp. electroplating of small parts - comprises several V=shaped barrel casing segments between longitudinal support ribs
12/24/1992DE4121156A1 Rotary barrel for surface treatment of small parts - comprises several V=shaped barrel caging segments between longitudinal support ribs in polygonal barrel section
12/22/1992US5172599 Vibratory device
12/22/1992US5172498 Shovel for earthmoving equipment
12/22/1992CA2047211C Soil separating apparatus and method
12/16/1992EP0518095A1 Transport and crushing device
12/16/1992EP0518058A1 Apparatus for sorting hard gelatine capsules
12/16/1992CN2124778U Vertical barrel undersize sieve
12/15/1992CA1311362C Screen cleaning in cil and cip systems
12/09/1992CN2124081U Machine for removing pebble from rice
12/09/1992CN2124080U Closing device for curved screen
12/08/1992US5168727 Method and device for treating waste
12/03/1992DE4118022A1 Fine vibration sieve with mesh width below 2 mm - includes coarse particle collector at end of revolving belt away from loader
12/02/1992CN2123384U Double-effect pressure curve sieve
12/02/1992CN2123383U Equal thick roll sieve
11/1992
11/26/1992DE4116499A1 Screen frame for flat sifters - has cascade sifting action with numerous fall channels
11/26/1992DE4116498A1 Flat screening frame adjustable for different separating processes - has four corner elements enclosing insert sieve and making up pick=up frame
11/25/1992CN2122680U Screen piece
11/24/1992US5165550 Ball cage insert and cage support for screening machine
11/24/1992US5165548 Rotary silicon screen
11/18/1992CN2122136U Inertial vibrating-screening conveyer
11/18/1992CN2122005U Dustpan-like elastic vibrating screen plater
11/18/1992CN2122004U Special washing screen in production of fine potassium chloride
11/17/1992US5163627 Separation and screening before composting
11/17/1992US5163564 Disc screen with controlled interfacial openings
11/17/1992US5163563 Apparatus for sorting elongated produce, such as french beans
11/12/1992WO1992019392A1 Circular vibratory screen separator
11/12/1992DE4114780A1 Method of disposal of household refuse - by separating soft refuse from hard refuse and making compost from soft refuse
11/11/1992EP0512873A1 End ring for a cylindrical screen for straining and classifying paper pulp and method for making the same
11/11/1992EP0512177A1 Rotary screen diverter and solid waste handling system
11/11/1992EP0512055A1 Soil separating apparatus and method.
11/10/1992CA1309978C Sorting apparatus for fiber suspensions
11/04/1992EP0511923A1 Automatique phase shifting control system for a vibrating apparatus
11/03/1992US5160616 Filtering apparatus
11/03/1992US5160034 Vibrating bucket screen for beaches
10/1992
10/28/1992CN2119970U Rolling screen
10/21/1992EP0509909A1 Screen for hydrodynamically straining or classifying paper pulp
10/21/1992EP0509873A1 Slotted screen drum for straining paper pulp and method for making the same
10/21/1992EP0509334A2 Method for screening and filtering solid material suspensions with drum or band machines
10/21/1992EP0509004A1 Screen plate for screening pulp.
10/15/1992WO1992017646A1 A sifting machine for railway ballast
10/14/1992EP0508109A2 Method for screening a fine-grained material
10/14/1992CN2118581U Separator
10/13/1992CA1308694C Screening decks
10/08/1992DE4111120A1 Granular mixture separation machine - supplies water to sifting drum casing on inside after mixture feed system
10/07/1992CN2117951U Maniature electromagnetic oscilating screen
10/07/1992CN2117950U Moveable cleaning screan for grain
10/07/1992CN1018525B Grinding method and its equipment