A METHOD OF FORMING A LIQUID IMPERMEABLE LAYER BENEATH THE SURFACE OF THE GROUND,申请号ZA19830006607-传众专利搜索

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发明名称	A METHOD OF FORMING A LIQUID IMPERMEABLE LAYER BENEATH THE SURFACE OF THE GROUND
摘要
申请公布号	ZA8306607(B)	申请公布日期	1984.04.25
申请号	ZA19830006607	申请日期	1983.09.06
申请人	BOART WATERCONTROL PTY LTD	发明人	WELCH RICHARD HAROLD
分类号	C09K;E02B	主分类号	C09K
代理机构		代理人
主权项
地址

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