Recovery of cooking liquor from spent semi-chemical pulping liquors,申请号US19520272719-传众专利搜索

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发明名称	Recovery of cooking liquor from spent semi-chemical pulping liquors
摘要
申请公布号	US2750290(A)	申请公布日期	1956.06.12
申请号	US19520272719	申请日期	1952.02.21
申请人	STERLING DRUG INC.	发明人	SCHOEFFEL EUGENE W.
分类号	D21C11/00	主分类号	D21C11/00
代理机构		代理人
主权项
地址

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