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发明名称
CORROSION RESISTANT, ABRASION RESISTANT MULTI-LAYER PIPES OF SEGMENTS AND ITS MANUFACTURE
摘要
申请公布号
JPH01118309(A)
申请公布日期
1989.05.10
申请号
JP19870273397
申请日期
1987.10.30
申请人
KAWASAKI HEAVY IND LTD
发明人
YAMASHITA SEIJI;ARAKI TOSHIMITSU
分类号
B21C37/00;B21C37/06
主分类号
B21C37/00
代理机构
代理人
主权项
地址
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