FR2482181A1 - Procede et dispositif de forage fonctionnant par percussion-rotation - Google Patents
Procede et dispositif de forage fonctionnant par percussion-rotation Download PDFInfo
- Publication number
- FR2482181A1 FR2482181A1 FR8004665A FR8004665A FR2482181A1 FR 2482181 A1 FR2482181 A1 FR 2482181A1 FR 8004665 A FR8004665 A FR 8004665A FR 8004665 A FR8004665 A FR 8004665A FR 2482181 A1 FR2482181 A1 FR 2482181A1
- Authority
- FR
- France
- Prior art keywords
- head
- drilling
- striker
- drilling head
- percussion
- 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
- 238000005553 drilling Methods 0.000 title claims abstract description 77
- 238000009527 percussion Methods 0.000 title claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 24
- 239000002689 soil Substances 0.000 claims description 16
- 238000005520 cutting process Methods 0.000 claims description 10
- 238000009826 distribution Methods 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 6
- 230000035515 penetration Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 2
- 230000000763 evoking effect Effects 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000013049 sediment Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005303 weighing 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/20—Drives for drilling, used in the borehole combined with surface 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
- E21B4/00—Drives for drilling, used in the borehole
-
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8004665A FR2482181A1 (fr) | 1980-02-29 | 1980-02-29 | Procede et dispositif de forage fonctionnant par percussion-rotation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8004665A FR2482181A1 (fr) | 1980-02-29 | 1980-02-29 | Procede et dispositif de forage fonctionnant par percussion-rotation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2482181A1 true FR2482181A1 (fr) | 1981-11-13 |
| FR2482181B3 FR2482181B3 (enExample) | 1983-07-22 |
Family
ID=9239216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8004665A Granted FR2482181A1 (fr) | 1980-02-29 | 1980-02-29 | Procede et dispositif de forage fonctionnant par percussion-rotation |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2482181A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2556993A1 (fr) * | 1983-12-22 | 1985-06-28 | Somafer Sa | Outil pour le nettoyage des rigoles de coulee |
-
1980
- 1980-02-29 FR FR8004665A patent/FR2482181A1/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2556993A1 (fr) * | 1983-12-22 | 1985-06-28 | Somafer Sa | Outil pour le nettoyage des rigoles de coulee |
| EP0148711A1 (fr) * | 1983-12-22 | 1985-07-17 | Somafer S.A. | Outil pour le nettoyage des rigoles de coulée |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2482181B3 (enExample) | 1983-07-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse | ||
| AR | Application made for restoration | ||
| BR | Restoration of rights |