Procédé pour revêtir par sections des puits, en particulier des puits de mines, avec du beton,申请号BE19600592173-传众专利搜索

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发明名称	Procédé pour revêtir par sections des puits, en particulier des puits de mines, avec du beton
摘要
申请公布号	BE592173(A1)	申请公布日期	1960.10.17
申请号	BE19600592173	申请日期	1960.06.22
申请人	SIEMENS-BAUUNION GMBH	发明人
分类号	E21D5/12;(IPC1-7):E21D	主分类号	E21D5/12
代理机构		代理人
主权项
地址

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