JPS4828301A - - Google Patents
Info
- Publication number
- JPS4828301A JPS4828301A JP47072446A JP7244672A JPS4828301A JP S4828301 A JPS4828301 A JP S4828301A JP 47072446 A JP47072446 A JP 47072446A JP 7244672 A JP7244672 A JP 7244672A JP S4828301 A JPS4828301 A JP S4828301A
- Authority
- JP
- Japan
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/025—Rock drills, i.e. jumbo drills
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
- E21B21/015—Means engaging the bore entrance, e.g. hoods for collecting dust
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7109268A SE354317C (xx) | 1971-07-19 | 1971-07-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4828301A true JPS4828301A (xx) | 1973-04-14 |
| JPS5330647B2 JPS5330647B2 (xx) | 1978-08-29 |
Family
ID=20276279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7244672A Expired JPS5330647B2 (xx) | 1971-07-19 | 1972-07-19 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5330647B2 (xx) |
| AU (1) | AU4466772A (xx) |
| DE (1) | DE2235356A1 (xx) |
| FR (1) | FR2146369B3 (xx) |
| IT (1) | IT964720B (xx) |
| SE (1) | SE354317C (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5222402U (xx) * | 1975-08-06 | 1977-02-17 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006042046A1 (de) * | 2006-09-05 | 2008-03-06 | Friedhelm Albrecht | Bohrverfahren und Bohrvorrichtung |
-
1971
- 1971-07-19 SE SE7109268A patent/SE354317C/xx unknown
-
1972
- 1972-07-18 AU AU44667/72A patent/AU4466772A/en not_active Expired
- 1972-07-19 DE DE2235356A patent/DE2235356A1/de active Pending
- 1972-07-19 JP JP7244672A patent/JPS5330647B2/ja not_active Expired
- 1972-07-19 FR FR7225986A patent/FR2146369B3/fr not_active Expired
- 1972-07-19 IT IT69336/72A patent/IT964720B/it active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5222402U (xx) * | 1975-08-06 | 1977-02-17 | ||
| JPS6029518Y2 (ja) * | 1975-08-06 | 1985-09-05 | 三井造船株式会社 | さく孔機 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU4466772A (en) | 1974-01-24 |
| DE2235356A1 (de) | 1973-02-01 |
| SE354317C (xx) | 1975-10-06 |
| FR2146369B3 (xx) | 1975-09-05 |
| SE354317B (xx) | 1973-03-05 |
| IT964720B (it) | 1974-01-31 |
| JPS5330647B2 (xx) | 1978-08-29 |
| FR2146369A1 (xx) | 1973-03-02 |