SISTEMA DE PROTECAO CATODICA PARA EQUIPAMENTOS SUBMERSOS EM AGUA DO MAR,申请号BR1988PI05092-传众专利搜索

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发明名称	SISTEMA DE PROTECAO CATODICA PARA EQUIPAMENTOS SUBMERSOS EM AGUA DO MAR
摘要
申请公布号	BR8805092(A)	申请公布日期	1990.05.22
申请号	BR1988PI05092	申请日期	1988.10.04
申请人	PETROLEO BRASILEIRO S.A. - PETROBRAS	发明人	GUTEMBERG DE SOUZA PIMENTA;WALMAR BAPTISTA;CLAUDIO CESAR DE ARAUJO;LOUISE PEREIRA RIBEIRO
分类号	E21B43/00;(IPC1-7):E21B43/00	主分类号	E21B43/00
代理机构		代理人
主权项
地址

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