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公开(公告)号:US3517533A
公开(公告)日:1970-06-30
申请号:US3517533D
申请日:1968-07-10
发明人: KOZNAR JAROSLAV
CPC分类号: B24B39/026 , B24B39/023
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公开(公告)号:US3433329A
公开(公告)日:1969-03-18
申请号:US3433329D
申请日:1967-04-05
发明人: KOUDELKA VLADIMIR
CPC分类号: F16D41/16 , Y10T74/20636 , Y10T74/2136
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公开(公告)号:US3573013A
公开(公告)日:1971-03-30
申请号:US3573013D
申请日:1967-10-05
发明人: CURN FRANTISEK , DYMES ANTONIN
摘要: A GRINDING WHEEL IN WHICH DIAMOND PARTICLES ARE UNIFORMLY DISTRIBUTED IN AN ANTIMONY-BEARING ZINC ALLOY AND BONDED BY THE ALLOY TO EACH OTHER AND TO A CARRIER DISC IS PREPARED BY CONFINING A PACKED PARTICULATE MIXTURE INCLUDING DIAMONDS AND ANTIMONY PARTICLES IN A CAVITY BOUNDED BY A MOLD AND THE CARRIER INSERTED IN THE MOLD, INTRODUCING MOLTEN ZINC ALLOY FIRST BY GRAVITY AND THEN UNDER FLUCTUATING FLUID PRESSURE, AND SOLIDIFYING THE MOLTEN METAL.
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公开(公告)号:US3354640A
公开(公告)日:1967-11-28
申请号:US55186366
申请日:1966-05-19
发明人: MIROSLAV TISNOVSKY
CPC分类号: F01L25/063 , F04B5/00 , F04B9/1035 , F04B9/115 , F04B19/022 , F04B53/126 , F15B3/00
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