NO135125B - - Google Patents
Download PDFInfo
- Publication number
- NO135125B NO135125B NO750814A NO750814A NO135125B NO 135125 B NO135125 B NO 135125B NO 750814 A NO750814 A NO 750814A NO 750814 A NO750814 A NO 750814A NO 135125 B NO135125 B NO 135125B
- Authority
- NO
- Norway
- Prior art keywords
- piston
- rotary motor
- oil
- drill bit
- drill
- Prior art date
Links
- 238000005553 drilling Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 5
- 239000011435 rock Substances 0.000 claims description 5
- 238000009527 percussion Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO750814A NO135125C (enEXAMPLES) | 1975-03-11 | 1975-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO750814A NO135125C (enEXAMPLES) | 1975-03-11 | 1975-03-11 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO750814L NO750814L (enEXAMPLES) | 1976-09-14 |
| NO135125B true NO135125B (enEXAMPLES) | 1976-11-08 |
| NO135125C NO135125C (enEXAMPLES) | 1977-02-16 |
Family
ID=19882133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO750814A NO135125C (enEXAMPLES) | 1975-03-11 | 1975-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| NO (1) | NO135125C (enEXAMPLES) |
-
1975
- 1975-03-11 NO NO750814A patent/NO135125C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO135125C (enEXAMPLES) | 1977-02-16 |
| NO750814L (enEXAMPLES) | 1976-09-14 |
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