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发明名称
METHOD OF REDUCING RESIDUAL STRESS OF PIPES
摘要
申请公布号
JPS5270956(A)
申请公布日期
1977.06.13
申请号
JP19750146397
申请日期
1975.12.10
申请人
HITACHI LTD
发明人
NARUSE AKISUKE
分类号
F16L13/04;B23K31/00;B23K37/00;F16L13/06
主分类号
F16L13/04
代理机构
代理人
主权项
地址
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