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经营范围
发明名称
Purification of gases
摘要
申请公布号
US2196281(A)
申请公布日期
1940.04.09
申请号
US19370170747
申请日期
1937.10.25
申请人
STANDARD OIL COMPANY
发明人
VOORHEES VANDERVEER
分类号
B01D53/52;C10K1/14
主分类号
B01D53/52
代理机构
代理人
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地址
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