发明名称 |
Direct heating of heat treat furnace chamber |
摘要 |
The present invention is an improved apparatus and method for directly heat treating articles in a sealed treatment chamber of the heat treatment furnace. A burner means fires into a precombustion chamber which is connected in communication with the treatment chamber. Combustion is completed in the precombustion chamber and the products of combustion are fed into the treatment chamber. Additional treatment gas such as an endothermic gas is fed directly into the furnace treatment chamber.
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申请公布号 |
US4272239(A) |
申请公布日期 |
1981.06.09 |
申请号 |
US19790090888 |
申请日期 |
1979.11.05 |
申请人 |
MIDLAND-ROSS CORPORATION |
发明人 |
THEKDI, ARVIND C.;MAYERS, RICHARD R. |
分类号 |
C23C8/22;C21D1/76;F23C99/00;F27B17/00;(IPC1-7):F27D7/00;F27B9/04;F27B5/04 |
主分类号 |
C23C8/22 |
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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