发明名称 PERFORATING GUN
摘要 A technique includes arranging perforating charges of a perforating gun into groups of adjacent perforating charges. Each perforating charge of each group is align ed in a direction associated with the group. The groups are oriented to form a phasing for the perforating gun.
申请公布号 CA2367231(C) 申请公布日期 2007.10.02
申请号 CA20022367231 申请日期 2002.01.10
申请人 SCHLUMBERGER CANADA LIMITED 发明人 FAYARD, ALFREDO;LI, HAOMING;PARROTT, ROBERT A.
分类号 E21B43/116;E21B43/117 主分类号 E21B43/116
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