发明名称 |
СПОСОБ ЦЕМЕНТИРОВАНИЯ СКВАЖИН |
摘要 |
FIELD: oil and gas well building, particularly well cementing. ^ SUBSTANCE: method involves serially injecting cleaning buffer solution, highly-viscous grouting mortar and cementing grouting mortar. The cleaning buffer solution is solution based on buffer powder taken in amount of 6 m3. The highly-viscous grouting mortar is thickened batch of highly-viscous grouting mortar with 1.92 g/cm3 density taken in amount of 4 m3. Cementing grouting mortar is light-weight grouting mortar of 42 m3 and cement grout taken in amount of 10 m3. ^ EFFECT: increased efficiency of drilling mud substituting for cement grout, increased quality of formed stone and maintenance of productive formation permeability. |
申请公布号 |
RU2004104567(A) |
申请公布日期 |
2005.07.27 |
申请号 |
RU20040104567 |
申请日期 |
2004.02.16 |
申请人 |
Кошелев Владимир Николаевич (RU);Нижник Алексей Евстафьевич (RU);Р бова Любовь Ивановна (RU) |
发明人 |
Кошелев Владимир Николаевич (RU);Нижник Алексей Евстафьевич (RU);Р бова Любовь Ивановна (RU) |
分类号 |
E21B33/14 |
主分类号 |
E21B33/14 |
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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