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经营范围
发明名称
Defluorination of phosphate rock
摘要
申请公布号
US2562718(A)
申请公布日期
1951.07.31
申请号
US19470780747
申请日期
1947.10.18
申请人
CORONET PHOSPHATE COMPANY
发明人
HOLLINGSWORTH CLINTON A.
分类号
C05B1/04
主分类号
C05B1/04
代理机构
代理人
主权项
地址
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