IT8348054A0 - BIT FOR DRILLING WELLS - Google Patents
BIT FOR DRILLING WELLSInfo
- Publication number
- IT8348054A0 IT8348054A0 IT8348054A IT4805483A IT8348054A0 IT 8348054 A0 IT8348054 A0 IT 8348054A0 IT 8348054 A IT8348054 A IT 8348054A IT 4805483 A IT4805483 A IT 4805483A IT 8348054 A0 IT8348054 A0 IT 8348054A0
- Authority
- IT
- Italy
- Prior art keywords
- bit
- drilling wells
- wells
- drilling
- 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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B10/00—Drill bits
- E21B10/02—Core bits
- E21B10/04—Core bits with core destroying means
-
- 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
- E21B10/00—Drill bits
- E21B10/02—Core bits
- E21B10/06—Roller core bits
-
- 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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/083—Roller bits with longitudinal axis, e.g. wobbling or nutating roller bit
-
- 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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/16—Roller bits characterised by tooth form or arrangement
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12620082A JPS5918890A (en) | 1982-07-20 | 1982-07-20 | Underground hole drilling bit |
JP12620182A JPS5918891A (en) | 1982-07-20 | 1982-07-20 | Underground hole drilling bit |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8348054A0 true IT8348054A0 (en) | 1983-04-06 |
IT1164645B IT1164645B (en) | 1987-04-15 |
Family
ID=26462421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48054/83A IT1164645B (en) | 1982-07-20 | 1983-04-06 | DRILL TO DRILL WELLS |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3314583C2 (en) |
FR (1) | FR2530722B1 (en) |
GB (1) | GB2123881B (en) |
IT (1) | IT1164645B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103015899B (en) * | 2012-12-19 | 2015-07-29 | 江汉石油钻头股份有限公司 | A kind of Mixed drilling bit strengthening heart portion cutting function |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL2765C (en) * | 1900-01-01 | |||
US1306674A (en) * | 1919-06-10 | Cornelis j | ||
US839837A (en) * | 1906-04-02 | 1907-01-01 | Taylor Iron & Steel Company | Drill-bit for wells. |
US1582332A (en) * | 1923-12-08 | 1926-04-27 | William V Seifert | Roller-bits drilling tool |
US1734760A (en) * | 1927-12-17 | 1929-11-05 | Reed Roller Bit Co | Roller bit |
US2100640A (en) * | 1937-02-23 | 1937-11-30 | Globe Oil Tools Co | Cutter mounting |
US2181394A (en) * | 1938-08-06 | 1939-11-28 | Charles A Dean | Earth drill bit head |
US2244537A (en) * | 1939-12-22 | 1941-06-03 | Archer W Kammerer | Well drilling bit |
US2320136A (en) * | 1940-09-30 | 1943-05-25 | Archer W Kammerer | Well drilling bit |
US2667334A (en) * | 1951-03-03 | 1954-01-26 | Standard Oil Dev Co | Full hole diamond bit |
US2709574A (en) * | 1953-04-16 | 1955-05-31 | Arutunoff Armais | Diamond drill |
US2901223A (en) * | 1955-11-30 | 1959-08-25 | Hughes Tool Co | Earth boring drill |
FR1241165A (en) * | 1959-07-28 | 1960-09-16 | Roller bit | |
US3112800A (en) * | 1959-08-28 | 1963-12-03 | Phillips Petroleum Co | Method of drilling with high velocity jet cutter rock bit |
US3100544A (en) * | 1960-05-31 | 1963-08-13 | Jersey Prod Res Co | Drilling device |
FR1273460A (en) * | 1960-09-01 | 1961-10-13 | Europ De Turboforage Soc | Roller bit for soil drilling |
US3216514A (en) * | 1962-02-23 | 1965-11-09 | Nelson Norman A | Rotary drilling apparatus |
US3250337A (en) * | 1963-10-29 | 1966-05-10 | Max J Demo | Rotary shock wave drill bit |
FR1504804A (en) * | 1966-10-28 | 1967-12-08 | Reed International | Rotary drill bit |
US3635296A (en) * | 1970-06-04 | 1972-01-18 | Maurice P Lebourg | Drill bit construction |
FR2135053B1 (en) * | 1971-05-04 | 1974-08-19 | Petroles Cie Francaise | |
US3945445A (en) * | 1973-10-15 | 1976-03-23 | Tone Boring Company Limited | Boring apparatus provided with drill bits freely rotatable around their own axis |
US4186808A (en) * | 1977-06-29 | 1980-02-05 | Cox Kenneth C | Earth boring machine with crushing rollers |
US4284152A (en) * | 1979-11-01 | 1981-08-18 | Otis Engineering Corporation | Pump in core breaker carrier |
DE3123021C2 (en) * | 1981-06-10 | 1984-05-17 | Preussag AG Bauwesen, 3005 Hemmingen | Drill head for rock drilling |
-
1983
- 1983-03-30 GB GB08308848A patent/GB2123881B/en not_active Expired
- 1983-04-06 IT IT48054/83A patent/IT1164645B/en active
- 1983-04-15 FR FR8306173A patent/FR2530722B1/en not_active Expired
- 1983-04-22 DE DE3314583A patent/DE3314583C2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2530722A1 (en) | 1984-01-27 |
FR2530722B1 (en) | 1987-03-27 |
GB2123881B (en) | 1985-11-13 |
GB2123881A (en) | 1984-02-08 |
IT1164645B (en) | 1987-04-15 |
DE3314583C2 (en) | 1986-01-30 |
DE3314583A1 (en) | 1984-02-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19940428 |