| 发明名称 |
PROTECTIVE ATMOSPHERE PROCESS FOR ANNEALING AND/OR HARDENING FERROUS METALS |
| 摘要 |
<p>A process for heating steel under atmosphere for annealing or hardening wherein the atmosphere is generated by injecting a mixture of dimethyl ether and nitrogen into the furnace.</p> |
| 申请公布号 |
CA1268690(A) |
申请公布日期 |
1990.05.08 |
| 申请号 |
CA19860506181 |
申请日期 |
1986.04.09 |
| 申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
SHAY, ROBERT H.;BERGER, KERRY R.;BANNOS, THOMAS S. |
| 分类号 |
C21D1/76;(IPC1-7):C21D1/613;C23C8/22 |
主分类号 |
C21D1/76 |
| 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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