发明名称 |
СПОСОБ РЕМОНТА НАГНЕТАТЕЛЬНОЙ СКВАЖИНЫ |
摘要 |
FIELD: oil production industry, particularly to repair injection wells. ^ SUBSTANCE: method involves lifting tubing string; injecting non-freezing liquid in the well and topping-up the well during tubing string lifting. Non-freezing liquid is supplied into water conduit, which stands idle during well repair and which is used as temporary vessel. The non-freezing liquid volume is equal to that of tubing string to be lifted from the well. Non-freezing liquid is used for topping up the well as tubing string moves upwards. ^ EFFECT: prevention of overground injection well water conduit freezing and simplified maintenance of liquid level at well head during tubing string lifting. ^ 1 ex |
申请公布号 |
RU2004114982(A) |
申请公布日期 |
2005.10.27 |
申请号 |
RU20040114982 |
申请日期 |
2004.05.17 |
申请人 |
Открытое акционерное общество "Татнефть" им. В.Д. Шашина (RU) |
发明人 |
Лидер Виктор Августович (RU);Бадыкшин Дамир Бариевич (RU);Кадыров Рамзис Рахимович (RU);Андреев Владимир Александрович (RU);Салимов Марат Халимович (RU) |
分类号 |
E21B29/00;E21B36/00 |
主分类号 |
E21B29/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|