发明授权
- 专利标题: Well uplift system
- 专利标题(中): 隆升系统
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申请号: US295698申请日: 1995-01-09
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公开(公告)号: US5562159A公开(公告)日: 1996-10-08
- 发明人: Robert M. Smith , John E. Adams
- 申请人: Robert M. Smith , John E. Adams
- 申请人地址: GB6
- 专利权人: Merpro Tortek Limited
- 当前专利权人: Merpro Tortek Limited
- 当前专利权人地址: GB6
- 优先权: GBX9205475 19920313
- 主分类号: E21B43/12
- IPC分类号: E21B43/12 ; E21B43/40 ; E21B43/00
摘要:
A method of raising material, such as production fluid (6), from a bore hole (3) involves pumping water down a pipe (7) to a fluidising unit (A) so that the water activates and entrains the material and carries it up through a discharge conduit (8) to a separator (B).
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