Patents for B24B 37 - Lapping machines or devices; Accessories (20,836)
03/1980
03/18/1980US4193226 Polishing apparatus
03/05/1980EP0008360A1 Device and method for the polishing of loose workpieces
02/1980
02/12/1980US4187827 Process for multiple lap cutting of solid materials
02/12/1980CA1071511A1 Silicon wafer polishing
02/05/1980US4187081 Apparatus for treatment of sheet material with the use of ferromagnetic powder
09/1979
09/19/1979EP0004033A1 Process for equalizing the material removal rate of wafers by polishing
09/04/1979US4166342 Toroidal polisher
08/1979
08/28/1979US4165584 Apparatus for lapping or polishing materials
06/1979
06/12/1979US4157637 Planetary-type lapping machine for lapping a group of workpieces
04/1979
04/17/1979US4149343 Surface-grinding method and apparatus
02/1979
02/27/1979US4141180 Polishing apparatus
01/1979
01/02/1979US4132037 Apparatus for polishing semiconductor wafers
10/1978
10/24/1978US4121313 Cleaning tool for polishing pads
08/1978
08/01/1978US4104099 Method and apparatus for lapping or polishing materials
07/1978
07/04/1978US4098031 Method for lapping semiconductor material
04/1978
04/04/1978US4081928 Silicon slice carrier block and plug assembly
12/1977
12/27/1977US4064660 Process for preparing haze free semiconductor surfaces and surfaces so made
12/20/1977US4063542 Ultrasonic lapping apparatus for drawing dies
11/1977
11/15/1977US4057939 Silicon wafer polishing
09/1977
09/20/1977US4048763 Method for surface-, plane-parallel-, and plain lapping
08/1977
08/23/1977US4043081 Dry lap polisher
07/1977
07/26/1977US4038048 For sharpening lawnmowers
05/1977
05/03/1977US4020600 Polishing fixture
03/1977
03/15/1977US4011692 Method of and device for grinding grooves
03/01/1977US4009539 Lapping machine with vacuum workholder
02/1977
02/15/1977US4007560 Two wheel lapping machine
11/1976
11/30/1976US3994098 Apparatus for regulating the lapping pressure during lapping of two bevel gears in a lapping machine
11/16/1976US3991918 Abrasive slurry regulator assembly
09/1976
09/07/1976US3978622 Lapping and polishing apparatus
08/1976
08/31/1976US3977130 Removal-compensating polishing apparatus
07/1976
07/27/1976US3971165 Ring manufacture, productive of face contact seal
07/13/1976US3968598 Workpiece lapping device
05/1976
05/11/1976US3955327 Gear polishing
03/1976
03/23/1976US3945893 Electrodeposition of a metal coating and hard particles protruding therefrom
01/1976
01/13/1976US3931696 Device for making sections for specimens and specimen supports therefor
01/06/1976US3930343 Device for mounting specimens