| Patents for B07B 1 - Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like (18,540) |
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| 04/15/1998 | EP0835695A2 Flat screen for agricultural crop in lumps |
| 04/15/1998 | CN2278543Y Screen clamping device for multilayer screening machine |
| 04/15/1998 | CN2278542Y Domestic cinder screening box |
| 04/08/1998 | EP0834353A1 Device and disc for separating materials |
| 04/08/1998 | CN2277830Y Centrifugal screen for granular material |
| 04/08/1998 | CN2277829Y Machine for screening stone and sand |
| 04/08/1998 | CN1178141A Bidirectionally feeding screening apparatus |
| 04/07/1998 | US5735409 In a screen frame of a screening machine |
| 03/31/1998 | US5732828 For shaking corrosive materials |
| 03/31/1998 | US5732827 Screening apparatus |
| 03/26/1998 | DE19715818C1 Separator for reclaiming glass from mixed scrap |
| 03/25/1998 | CN2276840Y Composite set for stones removal from unprocessed food grains |
| 03/24/1998 | US5730297 Screening machine with improved base force reduction |
| 03/18/1998 | EP0828570A1 A device for separating material |
| 03/18/1998 | EP0705150B1 Grader |
| 03/18/1998 | CN2276381Y Quick sand screen |
| 03/18/1998 | CN2276380Y Screw sorter |
| 03/18/1998 | CN1176155A Spatial silk screen with complex plane structure |
| 03/17/1998 | US5727691 Animal litter containment and filtering apparatus |
| 03/12/1998 | WO1998009738A1 Modular screen panel |
| 03/11/1998 | CN2275910Y Dust collector for sieving bulk material containing dust |
| 03/11/1998 | CN2275909Y Standard sieve |
| 03/05/1998 | DE19635441A1 Heating or cooling a mixture of fine-grained and coarse-grained particles |
| 03/05/1998 | DE19635119A1 Vibrational excursion detection device of vibration generator e.g. for conveyors of bulk goods and small items |
| 03/05/1998 | DE19606125A1 Dry separation of materials having different melting points |
| 03/03/1998 | US5722542 Machine and method for separating recyclable matter |
| 02/26/1998 | WO1998007529A1 Flat sifter |
| 02/25/1998 | CN2274992Y Automatic washing device for vibrative sieve |
| 02/25/1998 | CN2274991Y Round disc sieve plate |
| 02/24/1998 | US5720881 Screen assembly for vibrating screening machine |
| 02/19/1998 | WO1998006893A1 Screen panel and method of its manufacture |
| 02/19/1998 | CA2262978A1 Screen panel and method of its manufacture |
| 02/18/1998 | EP0652810B1 Process and device for sifting, sorting, screening, filtering or sizing substances |
| 02/11/1998 | EP0823291A2 Vibrator for screening device |
| 02/11/1998 | EP0822853A1 Shale shaker |
| 02/11/1998 | CN2274103Y High-precision multi-stage serial rotating-vibrating sieve |
| 02/05/1998 | WO1998004783A1 Self-propelled surplus soil regenerating vehicle |
| 02/05/1998 | WO1998004362A1 Screen for vibrating material sorting apparatus |
| 02/04/1998 | CN2273629Y Light wt. high efficiency vibrtion screen |
| 01/28/1998 | EP0820354A1 Wood chip screening apparatus with blades having nonlinear top edges |
| 01/28/1998 | EP0710160B1 Screening device |
| 01/22/1998 | DE19628437A1 Sieving of granules especially rigid polystyrene foam particles |
| 01/14/1998 | EP0726816B1 Screening apparatus |
| 01/14/1998 | EP0610264B1 Top cover clamp for screening machine |
| 01/14/1998 | CN2272335Y Step no-blocking vibration sieve for grading and feeding |
| 01/14/1998 | CN2272334Y Vibration sieve |
| 01/14/1998 | CN2272333Y Horizontal plain sieve |
| 01/13/1998 | US5707488 Screen/vortex apparatus for cleaning recycled pulp related process |
| 01/08/1998 | DE19626741A1 Sieve drum washer cleaning-off finer material from filtration media comprising, e.g., sand or gravel |
| 01/07/1998 | EP0816525A1 Screen plate |
| 01/07/1998 | EP0815957A1 Sieving device for sieving powdery material |
| 01/07/1998 | EP0815956A2 Vibratory finger screen with lateral wedge members |
| 01/07/1998 | EP0693976A4 Screening apparatus for papermaking pulp |
| 01/07/1998 | CN2271936Y Bidirectional vibration light efficient energy-saving screen |
| 01/07/1998 | CN2271935Y Adjustable glass-ceramic strip screen for classification of coke in coking plant |
| 01/02/1998 | DE19625438A1 Fahrbare Aufbereitungsmaschine, insbesondere Siebmaschine, für Bettungsschotter im Bahnwesen Mobile processing machine, in particular screening machine for ballast stones in railways |
| 12/31/1997 | WO1997049866A2 Movable preparation machine, in particular a screening machine, for ballast gravel for railways |
| 12/31/1997 | WO1997049494A1 A method and an apparatus for recycling different components in a multiple layer material |
| 12/31/1997 | CN1168818A Cereal separation apparatus |
| 12/31/1997 | CA2258968A1 A method and an apparatus for recycling different components in a multiple layer material |
| 12/29/1997 | EP0662858B1 Sieve |
| 12/24/1997 | WO1997048503A1 Vibratory particle separating apparatus |
| 12/23/1997 | US5700497 Vibratory agglomerator |
| 12/23/1997 | US5699918 Screen for vibrating material sorting apparatus |
| 12/18/1997 | WO1997047404A1 Apparatus for attaching filter means to a frame |
| 12/18/1997 | DE19623227A1 Laboratory vibrating/shaking table unit for sieving or milling |
| 12/17/1997 | EP0812240A1 Screening device and apparatus including same |
| 12/17/1997 | CN2270564Y Backpitch airflow separation mill |
| 12/16/1997 | US5698299 Thin laminated microstructure with precisely aligned openings |
| 12/16/1997 | US5697503 Screening sieves, notably for paper pulp |
| 12/16/1997 | US5697451 Crop cleaner |
| 12/11/1997 | WO1997046327A1 Gumbo separator |
| 12/10/1997 | EP0811431A1 Sieving device with sieving position and bypass position |
| 12/10/1997 | CN2269908Y Multipurpose screen |
| 12/09/1997 | US5694709 Pipeline padding machine with crusher |
| 12/04/1997 | WO1997045210A1 Throw-on sieve and method of separating compost using the sieve |
| 12/03/1997 | CN2269246Y Cylindrical sieve |
| 11/27/1997 | WO1997044143A1 Agricultural separating device and starwheel scrapers |
| 11/27/1997 | DE19620338A1 Combine harvester with shakers for crop processing |
| 11/26/1997 | EP0808941A1 Process to make a screening apparatus having slotted apertures and screening apparatus obtained by this process |
| 11/26/1997 | EP0808207A1 High temperature, chemical resistant laminate for filtration systems |
| 11/25/1997 | US5690826 Shaker screen assembly |
| 11/20/1997 | DE19619411A1 Machine for treatment of mineral material e.g. stone for tiles |
| 11/19/1997 | EP0641264B1 Quality-control sieve and method of using it |
| 11/19/1997 | CN2267868Y Vibration screening machine |
| 11/18/1997 | US5687853 Screen panel for use in vibrating screening equipment |
| 11/13/1997 | WO1997041972A1 Continuous belt drilling mud separation system |
| 11/13/1997 | WO1997041971A1 Self-propelled material-processing apparatus |
| 11/13/1997 | CA2205216A1 Reciprocating screening conveyor |
| 11/11/1997 | US5685982 Vectored thrust shale shaker |
| 11/06/1997 | WO1997040940A1 Process and device for the separation of viscoplastic materials such as plastics from materials such as paper which can be defibrated by mechanical action |
| 11/05/1997 | CN2266466Y Improved riddler |
| 11/05/1997 | CN2266465Y Sand screening machine |
| 11/04/1997 | US5683580 Nonuniform forward elliptical motion end feed separator |
| 10/30/1997 | DE19616623A1 Verfahren und Vorrichtung zur Trennung von zähelastischen Materialien wie Kunststoffen und von unter mechanischer Beanspruchung zerfasernden Stoffen wie Papier Method and apparatus for separation of viscoplastic materials such as plastics and defiberizing under mechanical stress of materials such as paper |
| 10/23/1997 | WO1997038568A1 Agricultural separating device and agricultural separator |
| 10/23/1997 | CA2251951A1 Agricultural separating device and agricultural separator |
| 10/22/1997 | EP0801995A1 Plant for separating by screening a fraction of small grain size from crushed material |
| 10/22/1997 | CN2265252Y Mud sorting machine |
| 10/22/1997 | CN2265251Y Powder screening machine |