SE405491B - Borrmaskin med hogt vridmoment - Google Patents
Borrmaskin med hogt vridmomentInfo
- Publication number
- SE405491B SE405491B SE7209326A SE932672A SE405491B SE 405491 B SE405491 B SE 405491B SE 7209326 A SE7209326 A SE 7209326A SE 932672 A SE932672 A SE 932672A SE 405491 B SE405491 B SE 405491B
- Authority
- SE
- Sweden
- Prior art keywords
- drill
- high torque
- torque
- Prior art date
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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/022—Top drives
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16284371A | 1971-07-15 | 1971-07-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE405491B true SE405491B (sv) | 1978-12-11 |
Family
ID=22587357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7209326A SE405491B (sv) | 1971-07-15 | 1972-07-14 | Borrmaskin med hogt vridmoment |
Country Status (8)
Country | Link |
---|---|
US (1) | US3736993A (sv) |
JP (1) | JPS5514235B1 (sv) |
AU (1) | AU466374B2 (sv) |
CA (1) | CA960644A (sv) |
DE (1) | DE2234783C2 (sv) |
GB (1) | GB1369941A (sv) |
SE (1) | SE405491B (sv) |
ZA (1) | ZA724668B (sv) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4103745A (en) * | 1976-09-13 | 1978-08-01 | Mikhail Sidorovich Varich | Portable drilling machine |
US4298076A (en) * | 1979-05-14 | 1981-11-03 | Dresser Industries, Inc. | Chuck and wrench assembly for raise drill apparatus |
US4314611A (en) * | 1980-06-11 | 1982-02-09 | Walker-Neer Manufacturing Co., Inc. | Apparatus for supporting and rotating a down hole tubular |
US4574893A (en) * | 1984-08-27 | 1986-03-11 | Young Horace J | Compact power swivel |
US4815546A (en) * | 1987-04-02 | 1989-03-28 | W-N Apache Corporation | Top head drive assembly with axially movable quill |
US5012878A (en) * | 1987-11-26 | 1991-05-07 | The Robbins Company | Rock boring machine drive head with up and down drilling capability |
DE3839898C2 (de) * | 1987-11-26 | 1998-04-30 | Atlas Copco Robbins Inc | Antriebskopf für ein Bohrgestänge einer Bohrmaschine |
US5853052A (en) * | 1996-09-10 | 1998-12-29 | Inco Limited | Hydraulic drive for rotation of a rock drill |
US6695071B1 (en) * | 2002-08-29 | 2004-02-24 | Devall Donald L. | Drill head assembly |
US7640998B2 (en) * | 2007-03-06 | 2010-01-05 | Howell Jr Richard L | Excavation apparatus |
EP3006662B1 (en) | 2014-10-09 | 2018-03-21 | Sandvik Mining and Construction Oy | Rotation unit, rock drilling unit and method for rock drilling |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1398551A (en) * | 1920-08-02 | 1921-11-29 | Gustaf W Hanson | Boring-drill |
US2863638A (en) * | 1953-08-14 | 1958-12-09 | Bucyrus Erie Co | Rotary drill string apparatus |
US3490546A (en) * | 1968-06-04 | 1970-01-20 | Robbins & Assoc James S | Drilling machine for use in small tunnels |
US3454114A (en) * | 1968-06-04 | 1969-07-08 | Robbins & Assoc James S | Drilling machine |
-
1971
- 1971-07-15 US US00162843A patent/US3736993A/en not_active Expired - Lifetime
-
1972
- 1972-07-05 AU AU44234/72A patent/AU466374B2/en not_active Expired
- 1972-07-06 ZA ZA724668A patent/ZA724668B/xx unknown
- 1972-07-11 CA CA146,831A patent/CA960644A/en not_active Expired
- 1972-07-13 GB GB3287972A patent/GB1369941A/en not_active Expired
- 1972-07-14 SE SE7209326A patent/SE405491B/sv unknown
- 1972-07-14 DE DE2234783A patent/DE2234783C2/de not_active Expired
- 1972-07-15 JP JP7119072A patent/JPS5514235B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2234783A1 (de) | 1973-01-25 |
US3736993A (en) | 1973-06-05 |
AU4423472A (en) | 1974-01-10 |
DE2234783C2 (de) | 1982-10-28 |
GB1369941A (en) | 1974-10-09 |
AU466374B2 (en) | 1975-10-30 |
JPS5514235B1 (sv) | 1980-04-15 |
ZA724668B (en) | 1973-03-28 |
CA960644A (en) | 1975-01-07 |
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