| 发明名称 |
TREATMENT OF FURNACE TUBES |
| 摘要 |
Stainless steel which is used in applications in the petrochemical industry may be treated by exposure to an atmosphere containing a low amount of oxygen at temperatures up to 1200.degree.C for up to about 50 hour s. The treated steel has a lower tendency to coke during use.
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| 申请公布号 |
CA2164020(C) |
申请公布日期 |
2007.08.07 |
| 申请号 |
CA19952164020 |
申请日期 |
1995.11.29 |
| 申请人 |
NOVACOR CHEMICALS LTD. |
发明人 |
BENUM, LESLIE WILFRED;WONG, WILLIAM;OBALLA, MIKE C. |
| 分类号 |
C22C38/58;C07C4/02;C07C11/04;C21D1/76;C22C38/18;C22C38/40;C23C8/18 |
主分类号 |
C22C38/58 |
| 代理机构 |
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代理人 |
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