发明授权
- 专利标题: Hydrophilic polymer gel water sealing process
- 专利标题(中): 水解聚合物凝胶水密封工艺
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申请号: US635560申请日: 1991-01-16
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公开(公告)号: US5146985A公开(公告)日: 1992-09-15
- 发明人: Bernard Alquie , Norbert Kohler , Marcel Wild
- 申请人: Bernard Alquie , Norbert Kohler , Marcel Wild
- 申请人地址: FRX
- 专利权人: Societe Nationale Elf Aquitaine
- 当前专利权人: Societe Nationale Elf Aquitaine
- 当前专利权人地址: FRX
- 优先权: FRX8807396 19880603
- 主分类号: C09K8/512
- IPC分类号: C09K8/512 ; C09K8/90 ; E21B33/13
摘要:
Liquid composition for the production of a gel in a well drilled in the ground which is comprised of a hydrophilic polymer. Its liquid medium consists of an organic liquid at least partially miscible with water.
公开/授权文献
- US4577827A Camera holder apparatus 公开/授权日:1986-03-25
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