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发明名称
Production of chromium oxide
摘要
申请公布号
US2695215(A)
申请公布日期
1954.11.23
申请号
US19500162397
申请日期
1950.05.16
申请人
C. K. WILLIAMS & CO.
发明人
POLLOCK WILLIAM A.
分类号
C01G37/02;C09C1/34
主分类号
C01G37/02
代理机构
代理人
主权项
地址
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