发明名称 |
СПОСОБ ПРОТАСКИВАНИЯ ТРУБОПРОВОДА В ГОРИЗОНТАЛЬНОЙ СКВАЖИНЕ ПОД ВОДНЫМИ И ДРУГИМИ ЕСТЕСТВЕННЫМИ ПРЕГРАДАМИ |
摘要 |
FIELD: construction, particularly dredgers or soil-shifting machines for horizontal holes digging-out, namely for delivery main crossing construction. ^ SUBSTANCE: method involves alternately drawing two protective cases in previously drilled and reamed hole with the use of drilling rig; covering highly-abrasive rock at hole inlet and outlet with the cases by means of stop collars, safety-guiding collars and special removable plugs. ^ EFFECT: prevention of isolation pipeline coating damage during pipeline drawing through hole having pebble or other hard material in surrounding rock at hole inlet and outlet. ^ 3 dwg |
申请公布号 |
RU2005137758(A) |
申请公布日期 |
2007.06.10 |
申请号 |
RU20050137758 |
申请日期 |
2005.12.05 |
申请人 |
Общество с ограниченной ответственностью "Кубаньгазпром" (RU) |
发明人 |
Баканов Юрий Иванович (RU);Сусликов Сергей Петрович (RU);Гераськин Вадим Георгиевич (RU);Шабров Сергей Николаевич (RU);Кучеренко Сергей Анатольевич (RU);Кобелева Надежда Ивановна (RU);Васильев Максим Игоревич (RU) |
分类号 |
E21B7/00 |
主分类号 |
E21B7/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|