| Patents for B02C 18 - Disintegrating by knives or other cutting or tearing members which chop material into fragments; Mincing machines or similar apparatus using worms or the like (13,230) |
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| 11/26/1991 | US5067661 Mill for grinding garbage or the like |
| 11/21/1991 | DE4015843A1 Kuttermesser Cutterknife |
| 11/19/1991 | US5065947 Of The Type Used With Credit Purchases; Compact Unit Adjacent Checkout Counter Or Cash Register |
| 11/18/1991 | WO1991017834A1 Meat-chopping blade |
| 11/18/1991 | CA2083166A1 Meat-chopping blade |
| 11/14/1991 | WO1991016983A1 Chip breaker |
| 11/13/1991 | EP0455796A1 Solid waste shredder and method of operation |
| 11/13/1991 | EP0455697A1 Machine for processing goods, especially refuse, for sorting it. |
| 11/13/1991 | CN2088393U Separate grinding cup |
| 11/12/1991 | US5064127 Roll for comminuter |
| 11/12/1991 | US5064126 Shredder |
| 11/12/1991 | US5063768 Spring-loaded teeth for comminuter rolls |
| 11/07/1991 | DE4014186A1 Chopping up garden refuse - involves machine with motor driven rotor and hand-driven toothed roller |
| 11/06/1991 | EP0454922A1 Macerating machine |
| 11/05/1991 | US5062576 Rotary shear-type shredder cutter with rectangular feed tooth |
| 11/05/1991 | US5062329 Leaf tamper for chipper/shredder |
| 10/31/1991 | DE4113573A1 Rotary chip-breaker device - has knives passing cutter bars on alternate sides |
| 10/31/1991 | CA2035762A1 Garbage bag opening device |
| 10/30/1991 | EP0454640A1 Waste disintegrating device for a dishwater |
| 10/30/1991 | EP0453851A1 Cutting device for document shredder |
| 10/29/1991 | US5060875 Granulator knife |
| 10/23/1991 | EP0338002B1 Device for disintegrating material, such as waste |
| 10/23/1991 | CN2087097U Automatic paper crushing device used in office |
| 10/16/1991 | CN2086631U Saw-tooth pulping machine |
| 10/16/1991 | CN2086630U Rice mill for farm use |
| 10/15/1991 | CA1290682C Cutter head for cutters |
| 10/09/1991 | EP0449930A1 Shredder for paper and the like |
| 10/08/1991 | US5054698 Cutting unit for a comminuting machine |
| 10/08/1991 | US5054695 Shredder for paper and the like |
| 10/03/1991 | WO1991014501A1 An apparatus for reducing materials |
| 10/02/1991 | DE4010814A1 Drum appts. for redn. of photographic film to granules or particles |
| 10/01/1991 | US5052630 Method and apparatus to reduce material |
| 09/26/1991 | DE4021058A1 Machine for breaking up waste organic material - has breaker strip installed in machine inlet opening |
| 09/25/1991 | EP0447854A2 Cutting device for a document shredder |
| 09/25/1991 | EP0447853A1 Feed device for a paper shredder |
| 09/25/1991 | CN2085257U Edible fungi pulverizer |
| 09/24/1991 | US5050807 Crusher |
| 09/17/1991 | US5048767 Cutter for shredder |
| 09/17/1991 | US5048764 Apparatus for comminuting solid waste |
| 09/12/1991 | DE4007718A1 Security document destructor machine - has recesses in underside forming holders fitting over edge of waste-paper basket |
| 09/10/1991 | US5046671 Spring-loaded teeth for comminuter rolls |
| 09/04/1991 | CN2083959U Domestic food disintegrating machine |
| 09/04/1991 | CN2083958U Locating device for paper tearing machine |
| 09/03/1991 | US5044570 Shaver rotor assembly |
| 09/03/1991 | US5044270 Shredder and compactor with protective guard |
| 08/29/1991 | DE4005556A1 Blade sheet for document shredder - has deformable spacer rings compressed between cutting discs to ensure even spacing along shaft |
| 08/28/1991 | WO1991012890A1 Document shredding machine |
| 08/28/1991 | EP0443337A1 Cutter block for a document shredder |
| 08/28/1991 | EP0443310A2 Garbage disposer |
| 08/28/1991 | CA2053252A1 Document shredding machine |
| 08/27/1991 | US5042733 Rotary cutter, particularly for granulating plastic material |
| 08/27/1991 | US5042730 Multi-purpose rotating disc shredding device |
| 08/22/1991 | DE3939440A1 Machine for shredding old tyres - has vertical rotor mounted inside cylindrical housing |
| 08/20/1991 | US5040735 Meat grinder with meat tearing attachment |
| 08/14/1991 | EP0441182A1 Stripper for the knife carrier of a document shredder |
| 08/13/1991 | US5039020 Method and apparatus for automatically monitoring the destruction of thin sheet material |
| 07/30/1991 | US5035366 Paper shredder with service power outlet |
| 07/24/1991 | CN2081324U Cleaning machine |
| 07/18/1991 | DE4000887A1 Rotor for machine for cutting up scrap wood - incorporates circular blades fixed to rotor periphery |
| 07/11/1991 | WO1991009677A1 Shredder for vacuum removal system |
| 07/10/1991 | EP0436462A1 System for continuous cinematic high-frequency treatment of a material and process for obtaining this system |
| 07/10/1991 | CN2080424U Document breaker with combined cutter |
| 07/10/1991 | CN2080311U Peach peeler |
| 07/09/1991 | US5029625 Machine for reducing the size of material |
| 07/09/1991 | CA1285920C Portable shredder/lawnmower for garden refuse and the like |
| 07/03/1991 | EP0434975A1 Chopping machine for reducing waste tyres to small pieces |
| 06/25/1991 | US5025994 Medical waste grinder |
| 06/12/1991 | CN1052058A 破碎装置 Crushing device |
| 06/11/1991 | US5022795 Cutting rotor |
| 06/11/1991 | US5022594 Mincer knife head |
| 06/11/1991 | CA1284760C Double-drum wood chipper apparatus |
| 06/05/1991 | CN2078197U 钎杆 Rod |
| 06/04/1991 | US5020733 Document shredder with one or more trays for stacks of paper in continuous form |
| 05/31/1991 | WO1991008051A1 Solid waste shredder and method of operation |
| 05/31/1991 | CA2045177A1 Solid waste shredder and method of operation |
| 05/30/1991 | WO1991007229A1 Crushing device |
| 05/29/1991 | EP0357669A4 Shredder |
| 05/28/1991 | US5019253 Apparatus for collecting and discharging waste material |
| 05/28/1991 | US5018672 Organic material reduction apparatus |
| 05/22/1991 | CN2077327U Portable multifuncitonal pulverizer |
| 05/21/1991 | US5016828 Shredding machine |
| 05/14/1991 | US5014920 Paper shredder |
| 05/14/1991 | CA1284142C Method and apparatus for solid waste disposal |
| 05/08/1991 | EP0425781A2 Controlling device for crushing machines |
| 05/08/1991 | CN2076450U Tearing machine for animal proteolytic matter |
| 05/01/1991 | CN2075985U Cutter for making fertilizer from plant |
| 04/24/1991 | CN2075547U Sawtooth multi-thread roll crasher |
| 04/23/1991 | US5009410 Paper feeding system for a shredder |
| 04/18/1991 | WO1991004794A1 Device for chopping garbage |
| 04/10/1991 | EP0421078A1 Supply device for separating machine |
| 04/09/1991 | US5005614 Machine for crushing material |
| 04/03/1991 | EP0420731A1 Knifecrusher-shredder for refuse |
| 04/03/1991 | EP0420001A1 Meat-mincing machine |
| 04/03/1991 | EP0420000A1 Knife set for a comminuting machine |
| 04/03/1991 | EP0419919A1 Shredder device for refuse |
| 04/03/1991 | EP0381771A4 Blade head of a cutter |
| 04/02/1991 | US5004028 For slicing wood chips |
| 03/28/1991 | DE3929259A1 Garden refuse shredder with knives and hopper - has roller and sprung pressure plate feeder powered off knife shaft for synchronised positive feed |
| 03/27/1991 | EP0418856A2 Comminuting device |
| 03/27/1991 | EP0418589A1 Device for wire comminution |