FR2480348B3 - - Google Patents
Info
- Publication number
- FR2480348B3 FR2480348B3 FR8107072A FR8107072A FR2480348B3 FR 2480348 B3 FR2480348 B3 FR 2480348B3 FR 8107072 A FR8107072 A FR 8107072A FR 8107072 A FR8107072 A FR 8107072A FR 2480348 B3 FR2480348 B3 FR 2480348B3
- 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.)
- Expired
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
- E21B11/00—Other drilling tools
- E21B11/005—Hand operated drilling tools
-
- 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
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
-
- 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)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT5311180 | 1980-04-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2480348A1 FR2480348A1 (fr) | 1981-10-16 |
| FR2480348B3 true FR2480348B3 (es) | 1983-02-11 |
Family
ID=11280030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8107072A Granted FR2480348A1 (fr) | 1980-04-09 | 1981-04-08 | Tariere foreuse manoeuvree a la main |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE888086A (es) |
| DE (1) | DE8107349U1 (es) |
| ES (1) | ES257375Y (es) |
| FR (1) | FR2480348A1 (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4601077A (en) * | 1985-04-12 | 1986-07-22 | Doty John T | Tool for providing access to underground valve stems |
| DE202010006129U1 (de) * | 2010-04-28 | 2010-08-05 | Kober, Herbert | Vorrichtung zum Einbringen einer stehenden Rohranordnung in das Erdreich |
-
1981
- 1981-03-13 DE DE19818107349U patent/DE8107349U1/de not_active Expired
- 1981-03-24 BE BE2/59072A patent/BE888086A/fr not_active IP Right Cessation
- 1981-04-04 ES ES1981257375U patent/ES257375Y/es not_active Expired
- 1981-04-08 FR FR8107072A patent/FR2480348A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE8107349U1 (de) | 1981-08-13 |
| ES257375U (es) | 1981-07-16 |
| BE888086A (fr) | 1981-07-16 |
| FR2480348A1 (fr) | 1981-10-16 |
| ES257375Y (es) | 1982-01-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |