| Patents for B24B 31 - Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work or the abrasive material is loose; Accessories therefor (2,811) |
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| 12/13/1989 | CN2049167U Stirred rod type pot style sand miller |
| 12/06/1989 | CN2048812U Low-noise rolling drum |
| 12/05/1989 | US4884372 Centrifugal finishing apparatus embodying improved seal and method |
| 11/30/1989 | EP0277957A4 Method of controlling flow resistance in fluid orifice manufacture. |
| 11/16/1989 | DE3829220A1 Treatment composition for finishing grinding, and finishing grinding process and abrasive for carrying out the process |
| 11/07/1989 | US4878623 Process and device for mechanically removing the surface of lumped goods |
| 10/26/1989 | DE3812491A1 Abrading bodies for the tumbling process |
| 10/25/1989 | EP0338359A2 Centrifugal polishing machine |
| 10/17/1989 | US4874596 Production of crystalline structures |
| 10/12/1989 | DE3808789A1 Abrasive medium for tumbling and method for its manufacture |
| 10/11/1989 | EP0335893A1 Plastic panels for tumbler drums |
| 10/04/1989 | EP0334945A1 Centrifugal finishing apparatus embodying emproved seal and method |
| 09/14/1989 | DE3802701A1 Tumbling machine |
| 09/08/1989 | WO1989008017A1 Purging agent for plastic molding machines and extruders |
| 08/30/1989 | CN1035075A Muller |
| 08/30/1989 | CN1035074A All-automatic multipurpose barrel grinder |
| 08/23/1989 | EP0161260B1 Method for the abrasive treatment of a casting |
| 08/15/1989 | CA1258451A1 Device for driving a body that performs a tumbling and rotating movement |
| 08/15/1989 | CA1258375A1 Cleaning and deburring machined or cast parts |
| 08/03/1989 | DE3801448A1 Centrifugal tumbling machine |
| 08/03/1989 | DE3801447A1 Centrifugal tumbling machine |
| 08/03/1989 | DE3801446A1 Centrifugal tumbling machine |
| 08/02/1989 | EP0325799A2 Centrifugal force machining apparatus |
| 07/25/1989 | US4850156 Method of impregnating porous abrasive elements for use in distressing fabrics |
| 07/25/1989 | US4850151 Centrifugal treatment apparatus |
| 07/19/1989 | EP0324394A2 Process and agent for simultaneous vibratory grinding, cleaning and passivation of metallic workpieces |
| 07/18/1989 | US4848122 Method and apparatus for deburring using shot |
| 07/05/1989 | EP0265422B1 Process and device for mechanically removing the surface of lumped goods |
| 06/29/1989 | WO1989005710A1 Multi-cylinder abrasier flow machine |
| 06/28/1989 | EP0321834A2 Centrifugal tumbling grinding machine |
| 06/06/1989 | US4835911 Methods of making steel abrading elements for mass finishing of workpieces and for using same |
| 05/17/1989 | EP0316032A1 Method for arranging a through-channel in a solid body and body obtained with this method |
| 05/16/1989 | US4829714 Devurring and cleaning machine and process |
| 04/25/1989 | US4823513 Apparatus and process for vibratory finishing of parts |
| 04/20/1989 | WO1989003311A1 Apparatus and process for vibratory finishing of parts |
| 04/20/1989 | WO1989003281A1 Centrifugal finishing apparatus embodying emproved seal and method |
| 04/20/1989 | DE3734202A1 Device for the magnetoabrasive grinding and polishing of workpieces |
| 04/18/1989 | US4821466 Method for grinding using a magnetic fluid and an apparatus thereof |
| 04/12/1989 | EP0310683A1 Device for descaling the surface of strip |
| 04/04/1989 | US4818333 One step, nonabrasive, burnishing |
| 03/21/1989 | US4813185 Jig or other tooling arrangement |
| 03/08/1989 | EP0305549A1 Chamber for abrasive powder descaling of strip |
| 03/01/1989 | EP0304496A1 Method of abrasive-powder descaling of strip |
| 03/01/1989 | EP0304490A1 Method of descaling steel strip |
| 02/28/1989 | US4807403 Rotating barrel finishing method under heavy resultant force |
| 02/23/1989 | DE3815111C1 Treatment agent for vibratory grinding, and vibratory grinding process using this treatment agent |
| 02/21/1989 | CA1250146A1 Means and methods for abrading a work surface |
| 02/14/1989 | US4803811 Lapping device for surface enhancement of bulk material |
| 02/01/1989 | EP0301608A1 Method of separating workpieces and treating bodies |
| 01/10/1989 | US4796388 Deflashing apparatus |
| 01/05/1989 | DE3821187A1 Process and arrangement for deflashing rubber and/or plastic mouldings |
| 01/04/1989 | EP0172854B1 Process for the treatment by bulk agitation of rough castings or machined parts and machine for implementing such process |
| 01/03/1989 | US4795496 Method of removing adherent foreign matter from work pieces |
| 12/22/1988 | DE3811680A1 Tumbling and abrasive-blasting apparatus |
| 12/21/1988 | EP0295754A2 Surface technique that accelerates the mass grinding and polishing of metal articles in roto finish equipment |
| 12/07/1988 | EP0294245A1 Metal surface refinement using dense alumina-based media |
| 11/03/1988 | WO1988008341A1 Device for descaling the surface of strip |
| 11/01/1988 | US4780993 Method and apparatus for surface treating a workpiece |
| 10/20/1988 | WO1988007913A1 Ceramic body and process for manufacture thereof |
| 10/20/1988 | DE3711944A1 Barrel-polishing device |
| 10/19/1988 | EP0287484A1 Industrial treatment machines with a rotating tank |
| 10/12/1988 | EP0285996A1 Ceramic article and method for its manufacture |
| 10/11/1988 | US4776135 System for deburring of articles |
| 10/05/1988 | CN88101413A Finishing method using doubling force rotary barrels |
| 09/21/1988 | EP0282937A2 Vibrating machine for the drying of metal pieces by means of hot air and absorbing material |
| 09/07/1988 | WO1988006497A1 Method of abrasive-powder descaling of strip |
| 09/06/1988 | US4769083 Method for removing excess solder from printed circuit boards |
| 08/25/1988 | WO1988006065A1 Chamber for abrasive powder descaling of strip |
| 08/23/1988 | US4765100 Method of abrading new garments |
| 08/18/1988 | DE3703705A1 Continuous-type installation with workpiece return |
| 08/18/1988 | DE3703545A1 Optionally active discharging and separating device on vibratory abrading containers |
| 08/17/1988 | EP0277957A1 Method of controlling flow resistance in fluid orifice manufacture. |
| 08/10/1988 | EP0147411B1 Machine for chipping, deburring and/or polishing bulk products |
| 07/28/1988 | WO1988005348A1 Method of descaling metal strip |
| 07/28/1988 | DE3740211A1 Method for reprocessing contaminated alkaline barrel-finishing waters of barrel-finishing plants |
| 06/30/1988 | WO1988004595A1 Plastic panels for tumbler drums |
| 06/29/1988 | CN87108124A Automatic workpieces polishing machine with high-speed rotary barrels |
| 06/28/1988 | US4753255 Closure apparatus for rotating open top container |
| 06/28/1988 | US4753046 Process for treatment by bulk agitation of rough castings or machined parts and machine for implementing the process |
| 06/22/1988 | CN87106434A Multi-interactive system for barrel finishing machine |
| 06/02/1988 | WO1988003964A1 Liquid dispersion composition for, and method of, polishing ferrous components |
| 06/02/1988 | WO1988003963A1 Dry granular composition for, and method of, polishing ferrous compositions |
| 06/01/1988 | DE3639767A1 Method and apparatus for flushing the contents of tumble-finishing installations |
| 06/01/1988 | DE3639765A1 Method and apparatus for transporting wet abraiding bodies |
| 05/31/1988 | US4747695 For altering the shape, surface and/or size of loose particles |
| 05/31/1988 | US4747233 Driving apparatus for work holding shafts in gyrofinishing machine |
| 05/25/1988 | EP0268361A1 Solution, composition and process of refining metal surfaces |
| 05/17/1988 | CA1236696A1 Cleaning and insulating wire |
| 05/04/1988 | EP0265422A1 Process and device for mechanically removing the surface of lumped goods. |
| 04/13/1988 | CN87204516U Polishing machine of cylinder |
| 04/12/1988 | US4736547 Steel abrading elements for mass finishing of workpieces and methods of making and using same |
| 04/06/1988 | CN86106646A Fully automatic eddy current type rotary drum polishing machine |
| 04/06/1988 | CN86106527A Vibration tumbling machines with automatic eduction gear |
| 04/06/1988 | CN86106429A Dry tumbling mechanism |
| 03/23/1988 | CN87103452A Apparatus for cleaning surface of granule |
| 03/22/1988 | US4731959 Vibratory casting cleaning |
| 03/16/1988 | CN87105314A Media discharge device in vibratory barrel finishing apparatus with spirally-configured paths |
| 03/15/1988 | US4730418 Abrasing apparatus using magnetic abrasive powder |
| 03/15/1988 | US4730417 Finishing method and apparatus |
| 03/02/1988 | CN87105315A Setting device for vibrating barrel-type lapper |