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经营范围
发明名称
METHOD OF ACID TREATING WELLS
摘要
申请公布号
US3463232(A)
申请公布日期
1969.08.26
申请号
USD3463232
申请日期
1967.11.03
申请人
GEORGE E. SCOFIELD
发明人
GEORGE E. SCOFIELD
分类号
C09K8/72;(IPC1-7):E21B43/27
主分类号
C09K8/72
代理机构
代理人
主权项
地址
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