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发明名称
By-product ammonia recovery method
摘要
申请公布号
US1980010(A)
申请公布日期
1934.11.06
申请号
US19300505090
申请日期
1930.12.27
申请人
THE KOPPERS COMPANY OF DELAWARE
发明人
JR. FREDERICK W. SPERR,
分类号
C01C1/12;C10K1/00
主分类号
C01C1/12
代理机构
代理人
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地址
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