External circulating system for pulp digesters,申请号US19370182693-传众专利搜索

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发明名称	External circulating system for pulp digesters
摘要
申请公布号	US2217732(A)	申请公布日期	1940.10.15
申请号	US19370182693	申请日期	1937.12.31
申请人	FOSTER WHEELER CORPORATION	发明人	DEAN DION K.
分类号	D21C7/14	主分类号	D21C7/14
代理机构		代理人
主权项
地址

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