公开(公告)号：US5960894A

公开(公告)日：1999-10-05

申请号：US39171

申请日：1998-03-13

申请人： Terry G. Lilly ,  Leslie E. Noel ,  Edwin G. Steiner ,  William Kamper

发明人： Terry G. Lilly ,  Leslie E. Noel ,  Edwin G. Steiner ,  William Kamper

IPC分类号： E21B43/116 ,  E21B43/117

CPC分类号： E21B43/117 ,  E21B43/116

摘要： The invention is directed to an expendable tubing conveyed perforator, comprising (a) an outer tube made from a material having high strength and low impact resistance; and (b) an inner structure positioned within the outer tube for holding one or more explosive charges, the inner structure made from a combustible material. The invention is also directed to a method of perforating a well casing using the expendable tubing conveyed perforator system.

摘要翻译： 本发明涉及一种消耗品输送的穿孔器，其包括：（a）由具有高强度和低抗冲击性的材料制成的外管; 和（b）位于外管内的用于容纳一个或多个炸药的内部结构，所述内部结构由可燃材料制成。 本发明还涉及使用消耗管输送的穿孔器系统对井套管穿孔的方法。