FR2075975A1 - - Google Patents
Info
- Publication number
- FR2075975A1 FR2075975A1 FR7100367A FR7100367A FR2075975A1 FR 2075975 A1 FR2075975 A1 FR 2075975A1 FR 7100367 A FR7100367 A FR 7100367A FR 7100367 A FR7100367 A FR 7100367A FR 2075975 A1 FR2075975 A1 FR 2075975A1
- Authority
- FR
- France
- 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
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
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1391730A SU324885A1 (ru) | 1970-01-07 | Бурильная колонна |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2075975A1 true FR2075975A1 (en:Method) | 1971-10-15 |
| FR2075975B1 FR2075975B1 (en:Method) | 1974-04-26 |
Family
ID=20449123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7100367A Expired FR2075975B1 (en:Method) | 1970-01-07 | 1971-01-07 |
Country Status (4)
| Country | Link |
|---|---|
| CA (1) | CA950891A (en:Method) |
| DE (1) | DE2100504C3 (en:Method) |
| FR (1) | FR2075975B1 (en:Method) |
| GB (1) | GB1339051A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE459514B (sv) * | 1984-09-06 | 1989-07-10 | Secoroc Ab | Skarvfoerband i skarvborrutrustning foer slagborrning |
| GB2293839A (en) * | 1994-10-07 | 1996-04-10 | Peter Douglas Paterson | Tool for generating down hole axial force |
| EP2578795A1 (en) * | 2011-10-05 | 2013-04-10 | Sandvik Intellectual Property AB | Damper unit and drill string system comprising such a damper unit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1598228A (en) * | 1924-08-04 | 1926-08-31 | Oscar R Wikander | Spring device |
| FR1485711A (fr) * | 1966-04-22 | 1967-06-23 | Drilco Oil Tools | Dispositif élastique pour colonne de tiges de forage |
-
1971
- 1971-01-05 CA CA102,009,A patent/CA950891A/en not_active Expired
- 1971-01-07 DE DE19712100504 patent/DE2100504C3/de not_active Expired
- 1971-01-07 FR FR7100367A patent/FR2075975B1/fr not_active Expired
- 1971-01-07 GB GB87171A patent/GB1339051A/en not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1598228A (en) * | 1924-08-04 | 1926-08-31 | Oscar R Wikander | Spring device |
| FR1485711A (fr) * | 1966-04-22 | 1967-06-23 | Drilco Oil Tools | Dispositif élastique pour colonne de tiges de forage |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1339051A (en) | 1973-11-28 |
| DE2100504B2 (de) | 1973-03-08 |
| DE2100504A1 (de) | 1971-09-30 |
| FR2075975B1 (en:Method) | 1974-04-26 |
| DE2100504C3 (de) | 1973-09-27 |
| CA950891A (en) | 1974-07-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |