CA2142114C - Outil de reentree selective dans les forages lateraux - Google Patents
Outil de reentree selective dans les forages lateraux Download PDFInfo
- Publication number
- CA2142114C CA2142114C CA002142114A CA2142114A CA2142114C CA 2142114 C CA2142114 C CA 2142114C CA 002142114 A CA002142114 A CA 002142114A CA 2142114 A CA2142114 A CA 2142114A CA 2142114 C CA2142114 C CA 2142114C
- Authority
- CA
- Canada
- Prior art keywords
- scoophead
- flapper
- lateral
- housing
- bore
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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Landscapes
- Earth Drilling (AREA)
- Pens And Brushes (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
Dans un puits de forage possédant au moins un puits (16) latéral ou à branches s'étendant à partir de celui-ci, un outil de rentrée (120) sélectif est présenté pour faire passer une colonne de complétion afin de permettre à un opérateur de sélectionner la branche désirée de façon à faire pénétrer cette branche avec une colonne de production à spirale. Dans un mode préféré de réalisation, l'outil de rentrée sélectif (460) comprend une réduction de tiges externes fixes (468) et un manchon interne pouvant se déplacer longitudinalement (482). De préférence, ce manchon (482) est raccordé à une boîte rectangulaire (466) qui est espacée d'un raccord de sortie (470) possédant une paire d'ouvertures d'évacuation (490, 492). Une plaque de déviation (462) est raccordée pivotante au niveau de l'intersection entre les ouvertures d'évacuation à la boîte par une paire de rails (464) ou pivots (478). Des oreilles (480) s'étendant latéralement sur les côtés opposés de la plaque de déviation sont réceptionnées dans une paire respective de fentes de guidage inclinées, allongées (488), formées sur les surfaces latérales opposées de la boîte.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7634593A | 1993-06-10 | 1993-06-10 | |
| US08/076,345 | 1993-06-10 | ||
| US08/188,996 US5427177A (en) | 1993-06-10 | 1994-01-26 | Multi-lateral selective re-entry tool |
| US08/188,996 | 1994-01-26 | ||
| PCT/US1994/006421 WO1994029568A1 (fr) | 1993-06-10 | 1994-06-07 | Outil de rentree selectif pour puits de forage multilateraux |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2142114A1 CA2142114A1 (fr) | 1994-12-22 |
| CA2142114C true CA2142114C (fr) | 2005-12-20 |
Family
ID=27372871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002142114A Expired - Fee Related CA2142114C (fr) | 1993-06-10 | 1994-06-07 | Outil de reentree selective dans les forages lateraux |
Country Status (2)
| Country | Link |
|---|---|
| CA (1) | CA2142114C (fr) |
| NO (1) | NO310037B1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427344A (zh) * | 2020-09-23 | 2022-05-03 | 中国石油化工股份有限公司 | 一种多分支径向钻井设备及钻井方法 |
-
1994
- 1994-06-07 CA CA002142114A patent/CA2142114C/fr not_active Expired - Fee Related
-
1995
- 1995-02-08 NO NO950467A patent/NO310037B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NO950467D0 (no) | 1995-02-08 |
| NO310037B1 (no) | 2001-05-07 |
| CA2142114A1 (fr) | 1994-12-22 |
| NO950467L (no) | 1995-03-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |