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经营范围
发明名称
Production and recovery of sodium carbamate and ammonium chloride
摘要
申请公布号
US2003378(A)
申请公布日期
1935.06.04
申请号
US19320600925
申请日期
1932.03.24
申请人
THE MATHIESON ALKALI WORKS, INC.
发明人
MACMULLIN ROBERT BURNS
分类号
C01B21/12
主分类号
C01B21/12
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代理人
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