发明名称 |
A COMPOSITE COMPACT COMPONENT COMPRISING A DIAMOND OR BORON NITRIDE COMPACT |
摘要 |
A composite compact component made of a composite compact consisting of a diamond or BN powder bonded to a hard sintered alloy base during a sintering operation, and a substrate composed of steel or a hard sintered alloy bonded to the base of the composite compact through a high strength filler metal or alloy having a melting point of at least the liquidus point of the hard sintered alloy base. A process of making set composite compact component is also disclosed as well as a drill bit containing said composite compact component and variations thereof. |
申请公布号 |
DE3274815(D1) |
申请公布日期 |
1987.02.05 |
申请号 |
DE19823274815 |
申请日期 |
1982.11.09 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES LIMITED |
发明人 |
HARA, AKIO ITAMI WORKS OF SUMITOMO ELECTRIC;MIYAKA, MASAYA ITAMI WORKS OF SUMITOMO ELECTRIC;YASU, SHUJI ITAMI WORKS OF SUMITOMO ELECTRIC |
分类号 |
B23B27/20;B23K31/02;B23K35/30;E21B10/54;E21B10/56;E21B10/567;(IPC1-7):B23K31/04;E21B10/46 |
主分类号 |
B23B27/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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