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发明名称
Förfarande för att skydda en rörända
摘要
<p>The invention relates to a method of protecting a pipe end. According to the invention, a film (2) covering the pipe end is attached to the end surface of the pipe (6) by welding or other similar sealing method. <IMAGE></p>
申请公布号
FI914152(A0)
申请公布日期
1991.09.03
申请号
FI19910004152
申请日期
1991.09.03
申请人
OY UPONOR AB/
发明人
LAAKSONEN, PAAVO
分类号
B65G69/00;B29C65/02;B29C69/00;B65D59/00;B65D59/06;F16L57/00;(IPC1-7):F16L/
主分类号
B65G69/00
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代理人
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地址
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