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发明名称
RECOVERY OF SULPHUR VALUES OF ACID SLUDGE
摘要
申请公布号
CA623355(A)
申请公布日期
1961.07.04
申请号
CAD623355
申请日期
申请人
SIMON-CARVES LIMITED
发明人
DONALD R. CUMMINGS
分类号
主分类号
代理机构
代理人
主权项
地址
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