Patents for B07B 1 - Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like (18,540) |
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10/06/1992 | US5152402 Flexibly embedded disc screen |
10/06/1992 | US5152400 Snap action particle separating apparatus |
10/06/1992 | CA2065179A1 Procedure for screening and filtration of suspended solids with drum type or travelling band screens |
10/01/1992 | DE4110267A1 Tensioned bolt arrangement for securing vibratory sieve - has spring tension applied through intermediate sleeve with end collar limiting travel if bolt fails |
09/30/1992 | CN2117215U Pressure curved screener box |
09/30/1992 | CN1064823A Mobile plant |
09/29/1992 | US5150796 Retractable, air pressure actuated hold-down clamp |
09/23/1992 | CN2116536U Amplitude-changed oscillating screen |
09/22/1992 | WO1992016311A1 A roller screen for screening bulk material, especially wood chips |
09/17/1992 | WO1992015408A1 Specific microsieve, specific composite body |
09/17/1992 | DE4107905A1 Cylindrical sieve mfg. - applies ribs to flat material with slits outside the ribs before bending into cylinder |
09/16/1992 | CN2115839U Standard screen by patting |
09/15/1992 | US5147543 Rotating element for a screening apparatus with a contour surface produced by a plurality of protrusions in the direction of the axial length of the cylindrical rotor |
09/02/1992 | EP0501590A1 A bulk bin for agricultural products |
09/01/1992 | US5144176 Three-mass electromagnetic vibrating system |
09/01/1992 | US5143223 Reinforced screen rail |
09/01/1992 | US5143222 Sieving apparatus |
09/01/1992 | US5143220 Apparatus for screening to remove knots from a fluid borne slurry of fibers and knots |
08/27/1992 | DE4105984A1 Sieve for producing fine ceramic powder - has rotating scraper which forces powder through sieve |
08/26/1992 | EP0499682A1 Bucket for earth-moving machine |
08/26/1992 | CN1063899A Moving screen apparatus and method for separation of sugarcane pith from rind |
08/19/1992 | EP0499154A1 Screen drum |
08/19/1992 | CN2113112U Jinlun or dacron screen net for flour |
08/19/1992 | CN2113111U High frequency high efficient double screen cscillating screen |
08/19/1992 | CA2048551A1 Shovel for earthmoving equipment |
08/18/1992 | US5139154 Wear screen plate and method of manufacture thereof |
08/12/1992 | CN2112459U Improved filter for screening machine |
08/12/1992 | CN2112458U Automatic hydraulic high speed vibration screen |
08/11/1992 | US5137622 Filter screen assembly |
08/11/1992 | US5137621 Integrated screening system for sizing wood chips |
08/06/1992 | WO1992012808A1 Method and apparatus for grading fibrous material |
08/06/1992 | WO1992012807A1 Device for causing an untuned structure to vibrate ultrasonically |
08/06/1992 | WO1992009743A3 A screening system |
08/05/1992 | EP0497497A2 Low-contaminate work surface for processing semiconductor grade silicon |
08/05/1992 | CN2111797U Arc-type pressure curved sieve box |
08/05/1992 | CN1063242A Suction vibrating type serial vibrating sieves |
07/29/1992 | EP0496063A2 Screen surface for screening machine |
07/29/1992 | CN2111144U Self-cleaning net belt primary cleaning screen |
07/28/1992 | US5133852 Coal sizing grid |
07/28/1992 | US5133507 Procedure and apparatus for the sorting of wood chips |
07/23/1992 | DE4101566A1 Suction device for purifiers - has grid bars beneath barbed roller ensuring break-up of compacted fibres |
07/22/1992 | CN2110523U Miniature vibration sand screen |
07/14/1992 | US5130158 Wheat flour and wheat flour composite for breadstuff |
07/09/1992 | WO1992011408A1 Wood chip screen |
07/09/1992 | DE4100080A1 Grinding and separating mechanism - has lever-mounted grinding wheels running against inside of rotary sieve drum |
07/08/1992 | CN2109266U Vibrationless bolting mill |
07/07/1992 | US5128028 Sieve for paper pulp strainer and classifier |
07/07/1992 | CA1304718C Vibratory screening apparatus |
07/02/1992 | DE4042029A1 Sorting appts. for granular produce - has two sorting tables one above the other with linear motors in compact arrangement maintaining mass balancing |
06/25/1992 | WO1992010312A1 Material sizing apparatus with rod-vibrating decks |
06/25/1992 | DE4040428A1 Plan sifter drive with vertical drive shaft |
06/24/1992 | EP0491331A2 Drive device for a flat sifter |
06/24/1992 | CN2107957U Moving hydraulic high-speed jigging screen |
06/23/1992 | US5123636 Low-contaminate work surface for processing semiconductor grade silicon |
06/23/1992 | US5123542 Method and apparatus for cleaning, distributing and aerating grain |
06/23/1992 | CA1303873C Vibrating mechanism |
06/17/1992 | EP0490469A1 Method of reducing pore size of fine wire mesh screen |
06/17/1992 | DE4040141A1 Mobile breaker plant - breaks large-sized material down into fine particles of varying granular sizes |
06/17/1992 | DE4039934A1 Device for crushing adhered material - works at outlet of bunker or at conveyor belt transfer point |
06/16/1992 | US5122262 Separator screen with intermittent vacuum |
06/10/1992 | CN2106667U Numerically-controlled mud screen |
06/10/1992 | CN2106666U Hepta-eccentric garbage screening machine with suspended feeding |
06/10/1992 | CN2106665U Grain cleaner with umbrella-shaped screen |
06/09/1992 | US5120433 Pipeline padding apparatus |
06/09/1992 | CA1303101C Nozzle for screen apparatus |
06/03/1992 | EP0488699A1 A rotary screen device |
06/03/1992 | EP0488698A1 A screening system |
06/03/1992 | CN2106008U High-efficiency wearproof screen surface of linear vibration screen |
06/03/1992 | CN2106007U Roll sieve for removing impurity |
06/03/1992 | CN2106006U Moving lift type multistage separating sieve for cereal |
06/02/1992 | US5118353 Moving screen apparatus and method for separation of sugarcane pith from rind |
06/02/1992 | US5117983 Separate wood chips |
05/30/1992 | WO1992009743A2 A screening system |
05/30/1992 | WO1992009375A1 A rotary screen device |
05/27/1992 | EP0487224A1 Screening apparatus for paper making stock |
05/27/1992 | EP0486905A1 Sorter |
05/26/1992 | USRE33935 Apparatus and method for feeding sintering raw mix |
05/26/1992 | US5116553 Method of surfacing screen organization |
05/26/1992 | CA1301701C Disc module spacer improvement |
05/23/1992 | CA2056050A1 Sorter |
05/20/1992 | EP0486209A1 Screening apparatus for paper making stock |
05/20/1992 | EP0364541B1 Screen with overlapping screen cloth elements |
05/20/1992 | CN2104844U Chainee screen deck conveyer apron |
05/20/1992 | CN2104714U Improved screening funnel |
05/20/1992 | CA2055025A1 Screening apparatus for paper making stock |
05/13/1992 | EP0485153A1 Apparatus for screening to remove knots from a fluid borne slurry of fibres and knots |
05/12/1992 | US5112475 Panel mounting system |
05/12/1992 | US5112474 Screening apparatus with tiltable vibratory screen |
05/07/1992 | DE4034738A1 Plant for prepn. sunflower seeds by peeling for subsequent oil extraction - effects peeling in two stages followed by electrical sepn. of peel |
05/07/1992 | DE4034737A1 Sunflower seed peel separator - classifies granule size and separates peel using tilted sieving boxes and special electrical separator |
05/06/1992 | CN2103382U Rubber self-lock screen face |
05/06/1992 | CN2103381U Elastic resonant vibration screen |
05/06/1992 | CN2103369U Combined flour sieve |
05/05/1992 | US5109988 Machine and method for sorting out fines, pins, and over-thick wood chips |
04/30/1992 | WO1992006765A1 Process for separating the solid constituents of a suspension and device for carrying out said process |
04/30/1992 | DE4131451A1 Large scale screening plant for material rubble - has rods set above bunker area and driven over by dump trucks |
04/30/1992 | DE4106675C1 Mineral sorting tubular screen - incorporates rotating journal with play to facilitate tumbling motion |
04/29/1992 | EP0482566A2 Screen for separating materials of different weights |
04/28/1992 | US5108626 Process for recovering course particles from tailings |
04/28/1992 | US5108589 Material separating apparatus |