发明名称 |
METHOD AND APPARATUS FOR PERFORATING A WELL LINER AND FOR FRACTURING A SURROUNDING FORMATION |
摘要 |
A liner at the bottom of an oil or gas well is perforated and the surrounding formation is subsequently fractured by inserting into the liner a perforating and fracturing apparatus comprising a pair of packers that can be positioned around fragile spots of the liner, and subsequently injecting a fluid or fluids at an elevated pressure into the area between the packers in order to perforate the liner at the locations of the fragile spots and to create fractures in the formation surrounding these spots.
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申请公布号 |
US5103911(A) |
申请公布日期 |
1992.04.14 |
申请号 |
US19910650830 |
申请日期 |
1991.02.05 |
申请人 |
SHELL OIL COMPANY |
发明人 |
HEIJNEN, WILHELMUS H. P. M. |
分类号 |
E21B33/124;E21B43/11;E21B43/119;E21B43/26 |
主分类号 |
E21B33/124 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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