| Patents for B07B 13 - Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices (4,324) |
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| 09/14/1994 | CN2176849Y Air sorting machine for powder |
| 09/13/1994 | US5346071 Trommel screening apparatus |
| 09/08/1994 | DE4316422C1 Process and device for screening waste mixtures |
| 09/08/1994 | DE4306515A1 Device for separating stone fruit containing stones from stone fruit from which the stones have been removed |
| 09/01/1994 | WO1994019115A1 Bulk product handling method and apparatus |
| 08/30/1994 | US5341935 Method of separating resource materials from solid waste |
| 08/16/1994 | US5337900 Floor recovery hopper and system therewith |
| 08/09/1994 | US5335792 Grain separator |
| 08/09/1994 | US5335784 Dump platform materials screener |
| 08/04/1994 | WO1994016995A1 Fine particle classifier |
| 08/04/1994 | WO1994016828A1 Grain processor |
| 08/04/1994 | WO1994016827A1 Screen, accessory for screen and screening process |
| 08/02/1994 | US5333738 Process and installation for recovering valuable materials, in particular from waste material on building sites |
| 07/26/1994 | US5332103 Bean grader |
| 07/21/1994 | DE4313553C1 Domestic refuse sorting system |
| 07/21/1994 | DE4301319A1 Equipment for sorting industrial and household waste by size and density |
| 07/21/1994 | DE4300870A1 Sorting of mixts. of waste ferrous metal, glass, plastic and paper |
| 07/19/1994 | US5330647 Filter device for separating coarse components from liquid components |
| 07/13/1994 | EP0605748A1 Process and apparatus for the treatment of catalysts on metal supports |
| 07/06/1994 | CN2170806Y Vibrating device for separating screw and iron filings |
| 06/30/1994 | DE4327891A1 Sepg. components of plastic waste for reprocessing |
| 06/29/1994 | EP0603816A1 Sorter for grain |
| 06/29/1994 | EP0512055A4 Soil separating apparatus and method |
| 06/14/1994 | CA1330208C Screen system |
| 06/01/1994 | DE4240047A1 Vibratory sieve operable at variable frequencies - to suit the fineness of the prod. |
| 06/01/1994 | CN2167069Y Automatic particle food conveyer with measuring function |
| 05/26/1994 | WO1994011125A1 A method and device for separating components from a composite quantity of material |
| 05/25/1994 | EP0598293A1 Rate control overflow system for disk screens |
| 05/18/1994 | CN2164924Y Chinese chestnut grader |
| 05/11/1994 | WO1994009918A1 Material separating apparatus and method |
| 05/10/1994 | US5309773 Powder and granule inspection apparatus |
| 05/03/1994 | CA2046961C Quadrant log feeder |
| 04/26/1994 | US5305891 Wood chip bar screen deck arrangement |
| 04/26/1994 | US5305888 Fruit/vegetable floatation grading |
| 04/21/1994 | DE4332743A1 Treatment of used catalysts with precious metal coatings, esp. from exhaust gas cleaners - with catalyst pressed and ground and metal sepd. under vacuum in magnetic separator |
| 04/21/1994 | DE4234564A1 Rotating hardware sorting assembly - has receptacle on bearings transverse to vertical longitudinal axis and which rotates and moves products along rotating chute |
| 04/20/1994 | EP0592607A1 Wood chip screen deck. |
| 04/19/1994 | US5303826 Method and apparatus for separating different plastic products |
| 04/13/1994 | CN2161385Y 水果分级机 Fruit grader |
| 04/13/1994 | CN2161384Y Outside drum type separator for fresh fruit |
| 04/12/1994 | US5301816 Method and apparatus for the separation of a material mixture and use of the apparatus |
| 04/12/1994 | US5301810 Method and apparatus for removing plastic from wood chips |
| 04/07/1994 | DE4233619A1 Sorting device to separate bulky scrap e.g. mixed plastics - draws air up through centre tube in the material inside funnel fitted with fixed and moving baffles to draw up lighter fractions |
| 04/07/1994 | DE4233587A1 Inclined vibratory sepn. conveyor - has spaced imbalance generator for improved sepn. e.g. of rubber from metal scrap |
| 04/07/1994 | DE4232948A1 Countercurrent classifier for granulate cleaning - has thread catcher esp. for removing entrained floss |
| 04/05/1994 | US5299692 Method and apparatus for reducing carbon content in particulate mixtures |
| 03/29/1994 | US5298119 Horizontal and V-shaped disks, dividing stream of chips |
| 03/23/1994 | EP0455697B1 Machine for processing goods, especially refuse, for sorting it |
| 03/09/1994 | EP0586316A2 Method of sorting domestic waste |
| 03/08/1994 | US5292006 Screening apparatus |
| 02/24/1994 | DE4227994A1 Belt conveyor, for sepn. of light packaging, beakers etc. from household waste - is inclined and transversely tilted with air jets directed on waste material against direction of fall to cause migration of light packaging to high side of belt. |
| 02/17/1994 | DE4322714A1 Vibrating sorting device for granular particles - has hollow bars pushed through openings in vibrating bases to form chicanes to break up material flow. |
| 02/08/1994 | US5284303 Equipment for deoiling swarf resulting from machining operations |
| 02/03/1994 | WO1994002250A1 Fruit/vegetable floatation grading |
| 02/03/1994 | DE4224993A1 Garden compost sieve assembly - has shaped lower basket incorporating rotating, rubber paddle blades attached to flat faces of profiled shaft |
| 02/02/1994 | EP0580625A1 Process for the separation, by polymer type, of moulded thermoplastics articles of different provenance |
| 02/01/1994 | CA1326648C Dry separation of solids |
| 01/19/1994 | EP0436687B1 Process and device for separating a mixture of substances and use of the device |
| 01/18/1994 | US5279464 Comminuting metal containing and catalyst; separation |
| 01/18/1994 | US5279427 Rotary feed table for food product and sliver remover |
| 01/06/1994 | WO1994000241A1 Process and device for sorting thermoplastic substances from a mixed flow |
| 01/05/1994 | EP0456666B1 Installation for treating valuable materials from waste materials on building sites or from industrial waste materials |
| 01/05/1994 | DE4220666A1 Sepg. thermoplastic polymer from mixed materials - by suitably heating mixt. to soften the fraction required and then passing mix to rotary disintegrator where harder material is sepd. |
| 01/05/1994 | DE4220665A1 Recovering stretched polymers from scrap plastics |
| 01/04/1994 | US5275294 Rotating gold pan for separating gold particles from ore |
| 12/29/1993 | CN2150933Y Band seperator |
| 12/28/1993 | US5273165 Rotating gold pan for separating gold particles from ore |
| 12/23/1993 | WO1993025323A1 Granulometric vibration sorting device |
| 12/23/1993 | DE4318213A1 Adjuster gaps between rollers in chipboard producing machine - consists of adjusting members which protrude in gaps between bearing races set in guide frame controlled by pneumatic cylinder |
| 12/22/1993 | CN2149983Y Dry sorting device for giant air heavy-medium fluidized-bed |
| 12/21/1993 | US5271507 Storage disposal system for recyclable waste products |
| 12/21/1993 | US5271506 Apparatus for separating fruits or vegetables from debris |
| 12/21/1993 | US5271168 Pipeline padding machine |
| 12/15/1993 | CN2149256Y Sleeve type multi-stage sieves |
| 12/07/1993 | US5267823 Apparatus for splitting bags containing waste |
| 12/02/1993 | DE4217764A1 Sorting process for sepg. polyethylene@ from polypropylene@ - by heating the water particles with polyethylene shrinks and forms heavier fraction whilst polypropylene@ can then be removed by air elutriation |
| 12/01/1993 | CN2147906Y AC dielectric crop seed classer |
| 12/01/1993 | CN2147900Y Supersonic airstream superfine milling classer |
| 11/25/1993 | DE4217485A1 Separation of refuse by vibrating bed - involves adjusting vibration frequency and amplitude in relation to gradient of bed |
| 11/25/1993 | DE4217480A1 Sepn. procedure for packaging wastes - including sieve classification, dynamic separation of paper and styrene foam, and electrostatic separation of foil |
| 11/24/1993 | CN2147049Y Sorting device according to thickness for flat seed |
| 11/23/1993 | US5263591 Refuse recycling system |
| 11/16/1993 | US5261171 Pipeline padding machine attachment for a vehicle |
| 11/09/1993 | US5259511 Sliding conduit connector for screening machine |
| 10/26/1993 | US5255793 Separator for a material reducer |
| 10/21/1993 | DE4212713A1 Re-utilisation system for plastic containers - comprises distinguishing mark for tyre of plastic optically recognised during automatic sorting even dirty |
| 10/19/1993 | CA1323334C Classifier |
| 10/14/1993 | WO1993019860A1 Sorting machine with bucket-type or pocket-type sieve |
| 10/13/1993 | EP0565038A1 Method and device for sorting refuse |
| 10/07/1993 | DE4210770A1 Sieving machine with shallow V=section screen - giving reduced tendency for overloading |
| 10/06/1993 | CN2143146Y Pill filling machine |
| 10/05/1993 | US5249690 Apparatus and method for sorting commingled waste materials for recycling |
| 09/30/1993 | DE4210043A1 Sortiervorrichtung mit Becher- oder Taschensiebwerk Sorter with cup or Taschensiebwerk |
| 09/29/1993 | EP0562692A1 A device for sorting tuberous crops according to size |
| 09/28/1993 | US5248046 Crayfish grading apparatus |
| 09/28/1993 | US5248045 Method and apparatus for uncasing and sorting bottles |
| 09/28/1993 | US5248042 Resilient wire-wrapped, and adjustably tensioned screen drum with drum overload-preventing feedback control |
| 09/16/1993 | WO1993017852A1 Process and devices for separating thermoplastic components from a mixed stream |
| 09/14/1993 | US5244098 Material separating apparatus and method |
| 09/09/1993 | DE4206976A1 Sorting of thermoplastic particles - using heated drum made of thin sheet metal supported in rings and driven in synchronism |