发明名称 |
Method for heat treatment of steel, and products of steel |
摘要 |
PCT No. PCT/SE95/00243 Sec. 371 Date Sep. 6, 1996 Sec. 102(e) Date Sep. 6, 1996 PCT Filed Mar. 7, 1995 PCT Pub. No. WO95/24509 PCT Pub. Date Sep. 14, 1995A method for heat-treating steel, primarily strip-like or rod-like steel material, such as steel strip, steel sheet, steel rod or steel wire which have been rolled and heated in an oven or furnace to a surface temperature above about 900 degrees C. and thereafter cooled and optionally treated in an electrolyte bath and/or acid bath. The oven burners are fired with a liquid or a gaseous fuel which is burned with the aid of a gas that contains at least 85 percent by volume oxygen and at most 10 percent by volume nitrogen.
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申请公布号 |
US5783000(A) |
申请公布日期 |
1998.07.21 |
申请号 |
US19960700438 |
申请日期 |
1996.09.06 |
申请人 |
AGA AKTIEBOLAG;AVESTA SHEFFIELD AKTIEBOLAG |
发明人 |
AXELSSON, CARL-LENNART;LJUNGARS, STEN;SALTIN, LARS FOLKE;LUNNER, SVEN-ERIC;BRAENNVALL, STEN-AAKE |
分类号 |
C21D1/52;C21D1/76;C21D6/00;C21D9/56;(IPC1-7):C21D9/08 |
主分类号 |
C21D1/52 |
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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