发明名称 |
ADJUSTING ALLOY COMPOSITIONS FOR SELECTED PROPERTIES IN TEMPERATURE LIMITED HEATERS |
摘要 |
A heater is described. The heater includes a heater section including iron, cobalt, and carbon. The heater section has a Curie temperature less than a phase transformation temperature. The Curie temperature is at least 740 °C. The heater section provides, when time varying current is applied to the heater section, an electrical resistance. |
申请公布号 |
KR20090007453(A) |
申请公布日期 |
2009.01.16 |
申请号 |
KR20087028042 |
申请日期 |
2008.11.17 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
VITEK JOHN MICHAEL;BRADY MICHAEL PATRICK;HORTON JOSEPH ARNO JR. |
分类号 |
E21B43/24;E21B43/17;E21B43/28 |
主分类号 |
E21B43/24 |
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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