IT1021790B - Apparecchiatura per trivellazione - Google Patents
Apparecchiatura per trivellazioneInfo
- Publication number
- IT1021790B IT1021790B IT53518/74A IT5351874A IT1021790B IT 1021790 B IT1021790 B IT 1021790B IT 53518/74 A IT53518/74 A IT 53518/74A IT 5351874 A IT5351874 A IT 5351874A IT 1021790 B IT1021790 B IT 1021790B
- Authority
- IT
- Italy
- Prior art keywords
- drilling equipment
- drilling
- equipment
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title 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
- E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
-
- 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
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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11548273A JPS5246401B2 (it) | 1973-10-15 | 1973-10-15 | |
JP14011673A JPS5088802A (it) | 1973-12-11 | 1973-12-11 | |
JP14322573A JPS5223482B2 (it) | 1973-12-20 | 1973-12-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1021790B true IT1021790B (it) | 1978-02-20 |
Family
ID=27312965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT53518/74A IT1021790B (it) | 1973-10-15 | 1974-10-14 | Apparecchiatura per trivellazione |
Country Status (4)
Country | Link |
---|---|
US (1) | US3945445A (it) |
DE (1) | DE2449108A1 (it) |
FR (1) | FR2247607A1 (it) |
IT (1) | IT1021790B (it) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4185703A (en) * | 1976-06-18 | 1980-01-29 | Coyne & Bellier, Bureau d' ingenieurs Conseils | Apparatus for producing deep boreholes |
US4400036A (en) * | 1981-07-01 | 1983-08-23 | Bradley John A | Corner-cutting mining assembly |
FR2521632A2 (fr) * | 1981-09-11 | 1983-08-19 | Campguilhem Jacques | Tariere a elements de percussion |
GB2123881B (en) * | 1982-07-20 | 1985-11-13 | Sumitomo Metal Mining Co | Well drilling bit |
DE3445492C2 (de) * | 1984-02-25 | 1986-10-02 | Turmag Turbo-Maschinen-AG Nüsse & Gräfer, 4322 Sprockhövel | Bohrköpfe zum Bohren im Gestein |
US5147000A (en) * | 1990-06-19 | 1992-09-15 | Norvic S.A. | Disc drill bit |
US6422328B1 (en) * | 1999-10-27 | 2002-07-23 | Baker Hughes Incorporated | Dual cutting mill |
KR101363625B1 (ko) * | 2012-09-11 | 2014-02-27 | 이산강업 주식회사 | 지하천공기 |
EP2803817B1 (en) * | 2013-05-13 | 2019-02-27 | Caterpillar Global Mining Europe GmbH | Milling device |
US9657521B2 (en) * | 2014-06-02 | 2017-05-23 | King Fahd University Of Petroleum And Minerals | Directional system drilling and method |
JP6408407B2 (ja) * | 2015-03-26 | 2018-10-17 | 京セラ株式会社 | コアドリル |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1417363A (en) * | 1922-05-23 | Worth | ||
US1140673A (en) * | 1912-03-13 | 1915-05-25 | Walter W Giggey | Tunneling-machine. |
US1551783A (en) * | 1923-01-11 | 1925-09-01 | Albert S Baptie | Rotary drilling tool for cable operation |
US2563913A (en) * | 1948-02-27 | 1951-08-14 | Joe G Binney | Gang bit core drilling apparatus |
AT170358B (de) * | 1950-04-17 | 1952-02-11 | Eickhoff Geb | Ausbildung des Kopfes einer Mehrfachschrämmaschine |
SU122464A1 (ru) * | 1958-09-16 | 1958-11-30 | Г.И. Булах | Способ турбинного бурени скважины большого диаметра и стволов шахт и агрегат дл осуществлени этого способа |
US3285351A (en) * | 1962-08-06 | 1966-11-15 | Michael R Caro | Drilling apparatus |
-
1974
- 1974-10-04 US US05/512,067 patent/US3945445A/en not_active Expired - Lifetime
- 1974-10-14 FR FR7434460A patent/FR2247607A1/fr not_active Withdrawn
- 1974-10-14 IT IT53518/74A patent/IT1021790B/it active
- 1974-10-15 DE DE19742449108 patent/DE2449108A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2247607A1 (it) | 1975-05-09 |
DE2449108A1 (de) | 1975-04-17 |
US3945445A (en) | 1976-03-23 |
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