CA2420402C - Sous-ensemble de connexion a isolation electrique pour utilisation dans le forage dirige - Google Patents
Sous-ensemble de connexion a isolation electrique pour utilisation dans le forage dirige Download PDFInfo
- Publication number
- CA2420402C CA2420402C CA002420402A CA2420402A CA2420402C CA 2420402 C CA2420402 C CA 2420402C CA 002420402 A CA002420402 A CA 002420402A CA 2420402 A CA2420402 A CA 2420402A CA 2420402 C CA2420402 C CA 2420402C
- Authority
- CA
- Canada
- Prior art keywords
- electrical isolation
- mandrel
- subassembly
- insulator
- electrically isolated
- 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
- 238000002955 isolation Methods 0.000 title claims abstract description 52
- 238000005553 drilling Methods 0.000 title claims abstract description 38
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 9
- 238000005755 formation reaction Methods 0.000 claims abstract description 9
- 239000012212 insulator Substances 0.000 claims description 74
- 239000004020 conductor Substances 0.000 claims description 28
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 230000009977 dual effect Effects 0.000 claims 1
- 230000013011 mating Effects 0.000 description 6
- 238000007689 inspection Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 241000239290 Araneae Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/028—Electrical or electro-magnetic connections
- E21B17/0285—Electrical or electro-magnetic connections characterised by electrically insulating elements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/003—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings with electrically conducting or insulating means
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Multi-Conductor Connections (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002420402A CA2420402C (fr) | 2003-02-28 | 2003-02-28 | Sous-ensemble de connexion a isolation electrique pour utilisation dans le forage dirige |
| PCT/CA2004/000271 WO2004076801A1 (fr) | 2003-02-28 | 2004-02-26 | Sous-ensemble de connecteur electriquement isole destine a etre utilise dans le sondage devie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002420402A CA2420402C (fr) | 2003-02-28 | 2003-02-28 | Sous-ensemble de connexion a isolation electrique pour utilisation dans le forage dirige |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2420402A1 CA2420402A1 (fr) | 2004-08-28 |
| CA2420402C true CA2420402C (fr) | 2008-01-08 |
Family
ID=32873378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002420402A Expired - Fee Related CA2420402C (fr) | 2003-02-28 | 2003-02-28 | Sous-ensemble de connexion a isolation electrique pour utilisation dans le forage dirige |
Country Status (2)
| Country | Link |
|---|---|
| CA (1) | CA2420402C (fr) |
| WO (1) | WO2004076801A1 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2544457C (fr) | 2006-04-21 | 2009-07-07 | Mostar Directional Technologies Inc. | Systeme et methode de telemesure de fond de trou |
| GB2498734A (en) * | 2012-01-25 | 2013-07-31 | Bruce Mcgarian | Drill string electrical insulating component |
| WO2014143433A1 (fr) * | 2013-03-14 | 2014-09-18 | Sharewell Energy Services, LLC | Joint d'isolation en composite de raccord double d'espacement ou d'espacement interne |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2618912B1 (fr) * | 1987-07-30 | 1989-12-22 | Alsthom | Systeme de forage avec transmission electromagnetique d'information depuis le fond, et raccord isolant pour ce systeme |
| FR2635819B1 (fr) * | 1988-09-01 | 1993-09-17 | Geoservices | Systeme de raccordement electriquement isolant d'elements tubulaires metalliques pouvant notamment servir de structure d'antenne situee a grande profondeur |
| US5138313A (en) * | 1990-11-15 | 1992-08-11 | Halliburton Company | Electrically insulative gap sub assembly for tubular goods |
| CA2151525C (fr) * | 1995-06-12 | 2002-12-31 | Marvin L. Holbert | Appareil de transmission de signaux souterrains |
| US6098727A (en) * | 1998-03-05 | 2000-08-08 | Halliburton Energy Services, Inc. | Electrically insulating gap subassembly for downhole electromagnetic transmission |
| CA2232213C (fr) * | 1998-03-16 | 2004-09-28 | Ryan Energy Technologies Inc. | Sous-ensemble de connecteurs d'isolation electrique pour une tige de forage |
| GB0116120D0 (en) * | 2001-06-30 | 2001-08-22 | Maxwell Downhole Technology Lt | Insulating device and assembly |
-
2003
- 2003-02-28 CA CA002420402A patent/CA2420402C/fr not_active Expired - Fee Related
-
2004
- 2004-02-26 WO PCT/CA2004/000271 patent/WO2004076801A1/fr active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004076801A1 (fr) | 2004-09-10 |
| CA2420402A1 (fr) | 2004-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20160229 |