Treating high solids sludges,申请号US19570704064-传众专利搜索

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发明名称	Treating high solids sludges
摘要
申请公布号	US2912827(A)	申请公布日期	1959.11.17
申请号	US19570704064	申请日期	1957.12.20
申请人	ETHYL CORPORATION	发明人	THOMAS HENRY A.
分类号	B30B15/16	主分类号	B30B15/16
代理机构		代理人
主权项
地址

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