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发明名称
DOWNHOLE SURGE PRESSURE REDUCTION AND FILTERING APPARATUS
摘要
申请公布号
CA2571670(A1)
申请公布日期
2001.09.20
申请号
CA20012571670
申请日期
2001.03.12
申请人
WEATHERFORD/LAMB, INC.
发明人
SCOTT, THAD JOSEPH;HAUGEN, DAVID MICHAEL;GIROUX, RICHARD LEE;PEDERSEN, GERALD DEAN;PLUCHEK, CLAYTON STANLEY
分类号
E21B33/14;E21B37/00;E21B43/02;E21B43/10
主分类号
E21B33/14
代理机构
代理人
主权项
地址
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