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发明名称
PROCESSO E DISPOSITIVO PARA COBRIR E ENCHER UMA VALA PARA UM CONDUTO DE OLEO E/OU GAS NO FUNDO DO MAR
摘要
申请公布号
BR7803605(A)
申请公布日期
1979.02.13
申请号
BR19780003605
申请日期
1978.06.05
申请人
AKERS MEK VERKSTED AS
发明人
NES H
分类号
E02D15/10;E02F3/90;E02F3/94;E02F5/22;E02F7/10;(IPC1-7):E02D15/10
主分类号
E02D15/10
代理机构
代理人
主权项
地址
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