Semi-chemical pulping process,申请号US19560570717-传众专利搜索

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发明名称	Semi-chemical pulping process
摘要
申请公布号	US2882147(A)	申请公布日期	1959.04.14
申请号	US19560570717	申请日期	1956.03.12
申请人	MONSANTO CHEMICAL COMPANY	发明人	DAVENPORT CHARLES H.;HELBERG BURTON E.
分类号	D21C3/14	主分类号	D21C3/14
代理机构		代理人
主权项
地址

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