| Patents for B02C 17 - Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls (8,330) |
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| 05/30/1990 | EP0370447A1 Method and apparatus for the product-reserving milling and simultaneous drying of moist cellulose ethers |
| 05/30/1990 | EP0370022A1 Stirring mill. |
| 05/30/1990 | CN1042484A Grinder for extra thin tubes |
| 05/25/1990 | CA2003771A1 Process and equipment for careful grinding and simultaneous drying of moist cellulose ether products |
| 05/23/1990 | EP0369149A1 Stirring ball mill |
| 05/22/1990 | US4926601 Vibratory tumbling apparatus |
| 05/10/1990 | DE3913118C1 Tube mill with cylindrical housing - has central tube held in position by elongated bolts |
| 05/10/1990 | DE3837412A1 Separating apparatus for preventing the escape of grinding bodies from the working space of a machine for comminuting, separating or combining materials |
| 05/09/1990 | EP0367403A2 Method for grinding an oxygen sensitive ceramic material and powder obtained by this method. |
| 05/08/1990 | US4923127 Ball tube mill |
| 05/08/1990 | CA1268750A1 Cone discharge for diaphragm discharge rotary grinding mill |
| 05/02/1990 | CN2056609U Verticle ball mill |
| 04/24/1990 | US4919347 Dispersing and grinding apparatus |
| 04/18/1990 | CN1007586B Improvements in centrifugal grinding mills |
| 04/17/1990 | US4917312 Ball tube mill |
| 04/10/1990 | US4915307 Mill, in particular agitating mill |
| 04/04/1990 | CN1040933A Ginding process |
| 03/27/1990 | US4911554 Rotatable drum |
| 03/21/1990 | EP0358790A1 Milling system |
| 03/21/1990 | CN1007212B Annular gap-type ball mill |
| 03/14/1990 | CN1040333A Vibrating grinding machines with features of high efficiency |
| 03/13/1990 | US4907752 Ball-tube mill |
| 03/08/1990 | DE3927076A1 Stirrer type grinding mill - has bell-shaped rotor which fits between inner and outer walls of mill container |
| 03/07/1990 | CN1007099B High energy ball grinding method for mfg. permanent magnet of rare earth-transition metal-boron |
| 03/07/1990 | CN1007042B Overflowing wet ball mill |
| 03/06/1990 | US4905915 Method and apparatus for pulverizing particulate material |
| 02/28/1990 | CN2053537U Miniature ball mill |
| 02/22/1990 | DE3902689C1 Device for introducing milling aid bodies into mills, in particular agitator mills |
| 02/21/1990 | CN2053110U Rubber lining board of non-hole cylinder for grinder |
| 02/21/1990 | CN1039740A Agitator mill |
| 02/21/1990 | CN1006853B Ball tube mill |
| 01/31/1990 | EP0175109B1 Rotating drum |
| 01/25/1990 | WO1990000444A1 Grinding pulverizer |
| 01/18/1990 | DE3844380C1 Agitator mill with separating device in a rotating cage |
| 01/17/1990 | EP0351305A2 Screening partition for a cylindrical ball mill |
| 01/17/1990 | CN2051135U Wet continuous type ball mill |
| 01/11/1990 | DE3822720A1 Apparatus for grinding ceramic powders |
| 01/10/1990 | CN2050780U Lining board of combined self-fixing high-chromium cast iron ball mill |
| 01/03/1990 | CN2050349U Automatic controller of valve grinding of ball grinder |
| 01/03/1990 | CN1038413A Circular motion vibrating mill with automatic protector |
| 01/03/1990 | CN1006275B Technique and equipment for pollen gronule wall fragmenting |
| 12/28/1989 | WO1989012505A1 Grinding process |
| 12/27/1989 | CN2049968U 磁性衬板 Magnetic Lining |
| 12/27/1989 | CN1038227A Sonic generator |
| 12/19/1989 | US4887773 Rotary mill with charging system |
| 12/14/1989 | WO1989011911A1 Method and apparatus for grinding and pulverization |
| 12/14/1989 | DE3918092A1 Stirrer mill |
| 12/13/1989 | CN2049167U Stirred rod type pot style sand miller |
| 11/29/1989 | EP0343249A1 Planetary mill of discrete action |
| 11/22/1989 | CN1037284A Fine milling of subdivided materials and recovery processes employing same |
| 11/16/1989 | DE3815156A1 Agitator mill |
| 11/09/1989 | DE3814642A1 Agitating disc for a grinding and dispersing apparatus |
| 10/25/1989 | EP0338231A2 Crushing plant |
| 10/25/1989 | EP0338002A1 Device for disintegrating material, such as waste. |
| 10/25/1989 | CN1036517A Method and apparatus for pulverizing particulate material |
| 10/19/1989 | WO1989009652A1 Method and apparatus for autogenous comminution primarily of overcompetent, heterogeneous mineral material |
| 10/19/1989 | DE3811483A1 Ball mill |
| 10/11/1989 | EP0336453A2 Comminution of material |
| 10/11/1989 | EP0336090A1 Bainitic core grinding rod |
| 10/11/1989 | CN1005426B Rotatable drum assembly |
| 10/11/1989 | CN1005390B Ore washing-aggiomeration-high gradient magnetic dressing process and ore washing equipment |
| 10/04/1989 | EP0335402A2 Sonic generator |
| 10/04/1989 | CN2045327U Vibrating ball mill bolter |
| 10/04/1989 | CN1035961A Cage type pulverizer |
| 09/21/1989 | WO1989008495A1 Process and device for mixing |
| 09/19/1989 | US4867322 Ball tube mill |
| 09/19/1989 | CA1259591A1 Centrifugal grinding mills |
| 09/05/1989 | CA1259066A1 Rotary mill with charging system |
| 08/29/1989 | US4860957 Separation, concentration, grinding |
| 08/17/1989 | DE3803298A1 Apparatus for comminuting and fractionating pre-sorted, organic wet refuse |
| 08/16/1989 | CN2042748U Air blast four-cylinder vibrating grinder |
| 08/16/1989 | CN1034681A Multifunctional bush-testing device |
| 08/15/1989 | US4856717 Dispersing and grinding apparatus |
| 08/02/1989 | EP0326121A2 Method and apparatus for pulverizing particulate material |
| 08/02/1989 | CN2041978U Guiding device of vertical grinder |
| 08/01/1989 | US4852811 Dry treatment; nonagglomerating |
| 07/25/1989 | US4850541 Comminution apparatus |
| 07/18/1989 | US4848681 Wear resistant element included in a mill lining |
| 07/18/1989 | US4848676 Means of regulating an agitator mill |
| 07/12/1989 | CN2040813U Double-layered sand screening machine with drum crushing |
| 07/12/1989 | CN1033758A 离心式球磨机 Centrifugal mill |
| 07/05/1989 | EP0322623A2 Dispersing and grinding apparatus |
| 07/05/1989 | CN1033581A Grinding method of pearlite abradant |
| 07/04/1989 | US4844355 Apparatus for milling metal powder to produce high bulk density fine metal powders |
| 06/27/1989 | CA1256414A1 Vertical grinding mill |
| 06/21/1989 | CN2039593U Leakage-preventing mill |
| 06/20/1989 | US4840686 Heat treating carbon or alloty steel with improved waer and br eak resistance for rotating grinding mills |
| 06/15/1989 | WO1989005191A1 Grinding device |
| 06/14/1989 | EP0319579A1 Tube ball mill |
| 05/31/1989 | CN2038423U New style gearing disc type crasher |
| 05/30/1989 | US4834301 Wet stirred ball mill |
| 05/30/1989 | CA1254870A1 Grinding mill control |
| 05/24/1989 | CN1033015A Milling process of leads for colored pencil |
| 05/18/1989 | DE3249928C2 Agitator mill |
| 05/16/1989 | US4830289 Centrifugal fluidized grinding apparatus |
| 05/10/1989 | EP0314934A1 Polygonal ball mill |
| 05/10/1989 | CN2037260U Conical ball mill |
| 05/09/1989 | US4828394 Relating to vibratory machines |
| 05/03/1989 | EP0189466B1 Improvements in centrifugal grinding mills |
| 05/03/1989 | DE3834456A1 Vibrating mill |