FIELD: oil and gas production.
SUBSTANCE: method of finishing, according to one of versions, includes insertion of tubular element with guide block into well bore, expansion of this element by unit of mandrel, engagement of guide block with mandrel unit, removal of guide block via already expanded tubular element, equipment of tubular element, which is to be expanded, with valve arranged in its wall, and expansion of specified valve in process of tubular element expansion. According to the other version, specified valve is actuated with the help of mandrel unit.
EFFECT: tight monobore completion and cementing of expanded tail.
6 cl, 47 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| BOTTOM FOR SYSTEM OF SECURING OF EXTENSIBLE LINER AND METHOD OF WELL COMPLETION | 2004 |
|
RU2341640C2 |
| METHOD FOR LOCATING TRIP CEMENTING PLUG IN CASING STRING. | 2022 |
|
RU2805636C1 |
| DRILLING WITH LINER USING A WITHDRAWABLE GUIDE ASSEMBLY OF THE BOTTOM | 2014 |
|
RU2671369C1 |
| TURBINE DRIVE OF THE SHOE-BIT FOR DRILLING A COMPLICATED SECTION OF THE WELL | 2022 |
|
RU2781653C1 |
| METHOD FOR CEMENTING A FIBERGLASS CASING STRING (OPTIONS) | 2022 |
|
RU2777252C1 |
| WELL STAGE CEMENTING METHOD | 2016 |
|
RU2606744C1 |
| METHOD AND DEVICE FOR IMPLEMENTATION OF PROCESSES IN UNDERGROUND BOREHOLE BY MEANS OF USAGE OF FLEXIBLE WELL CASING | 2006 |
|
RU2378479C2 |
| SYSTEMS AND METHODS WITH THE LOCKING CASING APPLICATION IN THE PROCESS OF DRILLING | 2014 |
|
RU2660156C1 |
| METHOD OF SECURING A HIDDEN CASING STRING OF A BOREHOLE WITH ROTATION AND CEMENTING OF THE ZONE ABOVE THE PRODUCTIVE FORMATION | 2020 |
|
RU2745147C1 |
| DEVICE FOR CEMENTING CASING STRING OF LARGE DIAMETER | 2015 |
|
RU2580556C1 |
