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发明名称
APARELHAGEM APERFEICOADA PARA A RECUPERACAO DE TUBULACOES EM GRANDES PROFUNDIDADES
摘要
申请公布号
BR7903358(A)
申请公布日期
1980.03.18
申请号
BR19790003358
申请日期
1979.05.28
申请人
SAIPEM SPA
发明人
SCODINO A
分类号
F16L1/12;B63B35/03;B63C11/00;F16L1/16;F16L55/136;(IPC1-7):F16L1/04
主分类号
F16L1/12
代理机构
代理人
主权项
地址
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