RU94037493A - Packer - Google Patents
PackerInfo
- Publication number
- RU94037493A RU94037493A RU94037493/03A RU94037493A RU94037493A RU 94037493 A RU94037493 A RU 94037493A RU 94037493/03 A RU94037493/03 A RU 94037493/03A RU 94037493 A RU94037493 A RU 94037493A RU 94037493 A RU94037493 A RU 94037493A
- Authority
- RU
- Russia
- Prior art keywords
- packer
- sealing member
- hydraulic drive
- sealing element
- hydraulic actuator
- Prior art date
Links
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Actuator (AREA)
Abstract
FIELD: oil and gas producing industry; devices for isolation of well bore in performance of various technological operations, including those involved in changing of temperature of injected working agents. SUBSTANCE: packer has mandrel carrying landing slip unit and sealing member with hydraulic drive having piston position lock. Novelty consists in availability of additional landing slip unit installed on mandrel to which cylinder of hydraulic drive of sealing member is secured, and rod of piston of the hydraulic drive is made in form of branch pipe interconnected with sealing member. EFFECT: higher reliability of packer operation and its easy removal and lifting. 2 cl, 1 dwg
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU94037493A RU2084614C1 (en) | 1994-09-28 | 1994-09-28 | Packer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU94037493A RU2084614C1 (en) | 1994-09-28 | 1994-09-28 | Packer |
Publications (2)
Publication Number | Publication Date |
---|---|
RU94037493A true RU94037493A (en) | 1996-08-27 |
RU2084614C1 RU2084614C1 (en) | 1997-07-20 |
Family
ID=20161370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU94037493A RU2084614C1 (en) | 1994-09-28 | 1994-09-28 | Packer |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2084614C1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2491410C2 (en) * | 2007-12-21 | 2013-08-27 | Шлюмбергер Текнолоджи Б.В. | Array with ball drop and method of its usage in well |
-
1994
- 1994-09-28 RU RU94037493A patent/RU2084614C1/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2491410C2 (en) * | 2007-12-21 | 2013-08-27 | Шлюмбергер Текнолоджи Б.В. | Array with ball drop and method of its usage in well |
Also Published As
Publication number | Publication date |
---|---|
RU2084614C1 (en) | 1997-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20060929 |