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发明名称
METHOD FOR PRODUCING HEAVY EXPANDING OIL-WELL CEMENT
摘要
申请公布号
SU1767158(A1)
申请公布日期
1992.10.07
申请号
SU19904844325
申请日期
1990.05.30
申请人
BASH SAVVA M,SU
发明人
BASH SAVVA M,SU
分类号
C09K8/48;E21B33/138
主分类号
C09K8/48
代理机构
代理人
主权项
地址
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