GB0505923D0 - Drill pipe protector - Google Patents
Drill pipe protectorInfo
- Publication number
- GB0505923D0 GB0505923D0 GBGB0505923.3A GB0505923A GB0505923D0 GB 0505923 D0 GB0505923 D0 GB 0505923D0 GB 0505923 A GB0505923 A GB 0505923A GB 0505923 D0 GB0505923 D0 GB 0505923D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- drill pipe
- pipe protector
- protector
- drill
- pipe
- 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.)
- Granted
Links
- 230000001012 protector Effects 0.000 title 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
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1042—Elastomer protector or centering means
-
- 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
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
- E21B17/1064—Pipes or rods with a relatively rotating sleeve
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/407,093 US6739415B2 (en) | 1999-01-06 | 2003-04-04 | Drill pipe protector |
GB0406477A GB2400124B (en) | 2003-04-04 | 2004-03-23 | Drill pipe protector |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0505923D0 true GB0505923D0 (en) | 2005-04-27 |
GB2409484A GB2409484A (en) | 2005-06-29 |
GB2409484B GB2409484B (en) | 2005-11-30 |
Family
ID=34655239
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0505920A Expired - Lifetime GB2409482B (en) | 2003-04-04 | 2004-03-23 | Drill pipe protector |
GB0505922A Expired - Lifetime GB2409483B (en) | 2003-04-04 | 2004-03-23 | Drill pipe protector |
GB0505923A Expired - Lifetime GB2409484B (en) | 2003-04-04 | 2004-03-23 | Drill pipe protector |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0505920A Expired - Lifetime GB2409482B (en) | 2003-04-04 | 2004-03-23 | Drill pipe protector |
GB0505922A Expired - Lifetime GB2409483B (en) | 2003-04-04 | 2004-03-23 | Drill pipe protector |
Country Status (1)
Country | Link |
---|---|
GB (3) | GB2409482B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013120192A1 (en) * | 2012-02-19 | 2013-08-22 | Top-Co Inc. | Casing centralizing device |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3938853A (en) * | 1974-05-01 | 1976-02-17 | Christensen Diamond Products Company | Shrink-fit sleeve apparatus for drill strings |
US4436118A (en) * | 1977-07-25 | 1984-03-13 | Smith International, Inc. | Sleeved drill pipe |
DE2812181A1 (en) * | 1978-03-20 | 1979-09-27 | Niemeyer Gmbh H | PROTECTIVE SOCKET FOR DRILL RODS FOR THE DEVELOPMENT OF DEEP DRILLINGS IN THE SOIL FOR THE EXTRACTION OF OIL, NATURAL GAS OR THE LIKE. |
US5465759A (en) * | 1994-03-22 | 1995-11-14 | Hydril Company | Variable diameter pipe protector |
US6250405B1 (en) * | 1999-01-06 | 2001-06-26 | Western Well Tool, Inc. | Drill pipe protector assembly |
-
2004
- 2004-03-23 GB GB0505920A patent/GB2409482B/en not_active Expired - Lifetime
- 2004-03-23 GB GB0505922A patent/GB2409483B/en not_active Expired - Lifetime
- 2004-03-23 GB GB0505923A patent/GB2409484B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2409484B (en) | 2005-11-30 |
GB2409483A (en) | 2005-06-29 |
GB2409482A (en) | 2005-06-29 |
GB2409483B (en) | 2005-11-30 |
GB2409484A (en) | 2005-06-29 |
GB0505920D0 (en) | 2005-04-27 |
GB2409482B (en) | 2005-11-30 |
GB0505922D0 (en) | 2005-04-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20240322 |