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发明名称
FREMGANGSMAATE VED FREMSTILLING AV ROERFORMEDE LEGEMER SOM ER BESTANDIGE MOT SPENNINGSRIFT-KORROSJON.
摘要
申请公布号
NO893152(A)
申请公布日期
1990.02.05
申请号
NO19890003152
申请日期
1989.08.03
申请人
SCHOELLER BLECKMANN GMBH
发明人
POHL HELMUT
分类号
E21B17/16;C21D6/00;C21D8/10;C21D9/08;C21D9/14;(IPC1-7):C21D9/08
主分类号
E21B17/16
代理机构
代理人
主权项
地址
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