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发明名称
METHOD FOR IMPROVING DRILL CUTTINGS TRANSPORT FROM A WELLBORE
摘要
申请公布号
GB2242460(A)
申请公布日期
1991.10.02
申请号
GB19900026646
申请日期
1990.12.07
申请人
* MOBIL OIL CORPORATION
发明人
GLEN CONRAD * TOLLE
分类号
E21B7/04;E21B17/18;E21B21/08;E21B21/12
主分类号
E21B7/04
代理机构
代理人
主权项
地址
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