发明名称 |
СПОСОБ УСТАНОВКИ МОСТА, ОТСЕКАЮЩЕГО НЕФТЯНОЙ ПЛАСТ |
摘要 |
FIELD: oil and gas well building, particularly to perform isolation works in cased wells. ^ SUBSTANCE: method involves depositing sand column, which closes perforation interval; injecting plugging composition above sand column. The plugging composition comprises aqueous dispersion including fresh water and water-swelling polymeric powder based on water-absorbing polymer. The polymeric powder is taken in amount of 1.5 parts by weight per 100 parts of fresh water. Gel aggregates of water-swelling polymer are added in amount of not more than 5% by fresh water weight. ^ EFFECT: improved technology of bridge creation. ^ 1 tbl |
申请公布号 |
RU2004121790(A) |
申请公布日期 |
2006.01.10 |
申请号 |
RU20040121790 |
申请日期 |
2004.07.15 |
申请人 |
Открытое акционерное общество "Татнефть" им. В.Д. Шашина (RU) |
发明人 |
Бикбулатов Ренат Рафаэльевич (RU);Михайлов Евгений Леонидович (RU);Габдрахимов Фаиз Сагитз нович (RU);Курочкин Борис Михайлович (RU);Яковлев Сергей Сергеевич (RU) |
分类号 |
E21B33/13 |
主分类号 |
E21B33/13 |
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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