| 发明名称 |
WOLFRAM-COPPER CONTACTS PRODUCTION METHOD |
| 摘要 |
<p>The process comprises mixing of powder metallurgy tungsten with nickel, cobalt or iron, and granulating. The granules are pressed to form compacts matching the contact in shape and size. Sintering, and infiltration in a reducing atmos. or under vacuum with copper to give the required final composition, complete the work cycle.</p> |
| 申请公布号 |
RO101822(A2) |
申请公布日期 |
1991.10.15 |
| 申请号 |
RO19880135109 |
申请日期 |
1988.09.08 |
| 申请人 |
INSTITUTUL DE CERCETARE STIINTIFICA SI INGINERIE TEHNOLOGICA PENTRU ELECTROTEHNICA, BUCURESTI, RO |
发明人 |
IONEL CATALINA CARMEN, RO;PANTIRU NICULAE CRISTEA, RO;BANCILA OVIDIU VASILE IZDRAIL, RO |
| 分类号 |
H01H1/02;(IPC1-7):H01H1/02 |
主分类号 |
H01H1/02 |
| 代理机构 |
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