NO132845B - - Google Patents
Download PDFInfo
- Publication number
- NO132845B NO132845B NO3856/72A NO385672A NO132845B NO 132845 B NO132845 B NO 132845B NO 3856/72 A NO3856/72 A NO 3856/72A NO 385672 A NO385672 A NO 385672A NO 132845 B NO132845 B NO 132845B
- Authority
- NO
- Norway
- Prior art keywords
- pressure
- pressure fluid
- feed motor
- valve
- drill rod
- Prior art date
Links
- 239000012530 fluid Substances 0.000 claims description 33
- 238000005553 drilling Methods 0.000 claims description 7
- 239000011435 rock Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000013022 venting 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
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
- E21B44/02—Automatic control of the tool feed
- E21B44/06—Automatic control of the tool feed in response to the flow or pressure of the motive fluid of the drive
-
- 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
- E21B6/00—Drives for drilling with combined rotary and percussive action
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE14179/71A SE367858B (xx) | 1971-11-05 | 1971-11-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO132845B true NO132845B (xx) | 1975-10-06 |
| NO132845C NO132845C (xx) | 1976-01-14 |
Family
ID=20298663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO3856/72A NO132845C (xx) | 1971-11-05 | 1972-10-26 |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5143442B2 (xx) |
| AT (1) | AT318520B (xx) |
| CH (1) | CH552743A (xx) |
| DE (1) | DE2252458C3 (xx) |
| FI (1) | FI55245C (xx) |
| FR (1) | FR2158307B1 (xx) |
| GB (1) | GB1380097A (xx) |
| IT (1) | IT966461B (xx) |
| NO (1) | NO132845C (xx) |
| PL (1) | PL78634B1 (xx) |
| SE (1) | SE367858B (xx) |
| ZA (1) | ZA727612B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI56722C (fi) * | 1975-07-24 | 1980-03-10 | Tampella Oy Ab | Hydraulisk borrmaskin speciellt bergborrmaskin |
| FI56723C (fi) * | 1978-05-11 | 1980-03-10 | Tampella Oy Ab | Styrningssystem foer borrmaskin |
| FR2714419B1 (fr) * | 1993-12-29 | 1996-03-22 | Segelm Sa Apageo | Dispositif de forage géotechnique, du type à tête de forage coulissant sur mât, par rotation et par roto-percussion, à deux arbres d'entraînement parallèles. |
| FI943695A (fi) * | 1994-08-10 | 1996-02-11 | Valto Ilomaeki | Menetelmä poralaitteen säätämiseksi |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1043531A (en) * | 1961-07-01 | 1966-09-21 | Hobhouse Henry | Variable speed drilling apparatus |
-
1971
- 1971-11-05 SE SE14179/71A patent/SE367858B/xx unknown
-
1972
- 1972-10-19 FI FI2902/72A patent/FI55245C/fi active
- 1972-10-23 IT IT53538/72A patent/IT966461B/it active
- 1972-10-25 ZA ZA727612A patent/ZA727612B/xx unknown
- 1972-10-25 JP JP47106357A patent/JPS5143442B2/ja not_active Expired
- 1972-10-26 NO NO3856/72A patent/NO132845C/no unknown
- 1972-10-26 DE DE2252458A patent/DE2252458C3/de not_active Expired
- 1972-10-27 FR FR7238164A patent/FR2158307B1/fr not_active Expired
- 1972-10-31 AT AT927972A patent/AT318520B/de not_active IP Right Cessation
- 1972-11-01 GB GB5029872A patent/GB1380097A/en not_active Expired
- 1972-11-02 CH CH1600172A patent/CH552743A/xx not_active IP Right Cessation
- 1972-11-03 PL PL1972158611A patent/PL78634B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT318520B (de) | 1974-10-25 |
| FI55245B (fi) | 1979-02-28 |
| DE2252458C3 (de) | 1974-04-25 |
| SE367858B (xx) | 1974-06-10 |
| DE2252458A1 (de) | 1973-05-10 |
| FI55245C (fi) | 1979-06-11 |
| CH552743A (de) | 1974-08-15 |
| FR2158307B1 (xx) | 1976-05-21 |
| PL78634B1 (en) | 1975-06-30 |
| FR2158307A1 (xx) | 1973-06-15 |
| JPS4856503A (xx) | 1973-08-08 |
| IT966461B (it) | 1974-02-11 |
| ZA727612B (en) | 1973-07-25 |
| NO132845C (xx) | 1976-01-14 |
| DE2252458B2 (de) | 1973-09-27 |
| GB1380097A (en) | 1975-01-08 |
| JPS5143442B2 (xx) | 1976-11-22 |
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