CH577344A5 - - Google Patents
Info
- Publication number
- CH577344A5 CH577344A5 CH1154573A CH1154573A CH577344A5 CH 577344 A5 CH577344 A5 CH 577344A5 CH 1154573 A CH1154573 A CH 1154573A CH 1154573 A CH1154573 A CH 1154573A CH 577344 A5 CH577344 A5 CH 577344A5
- Authority
- CH
- Switzerland
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
- E21B10/02—Core bits
- E21B10/04—Core bits with core destroying means
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)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7230063A FR2197325A5 (th) | 1972-08-23 | 1972-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH577344A5 true CH577344A5 (th) | 1976-07-15 |
Family
ID=9103473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1154573A CH577344A5 (th) | 1972-08-23 | 1973-08-10 |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US3861478A (th) |
| JP (1) | JPS5342001B2 (th) |
| AR (1) | AR206503A1 (th) |
| AU (1) | AU474852B2 (th) |
| BE (1) | BE803572A (th) |
| BR (1) | BR7306454D0 (th) |
| CA (1) | CA987663A (th) |
| CH (1) | CH577344A5 (th) |
| DE (1) | DE2342288C2 (th) |
| ES (1) | ES418011A1 (th) |
| FR (1) | FR2197325A5 (th) |
| GB (1) | GB1438367A (th) |
| IT (1) | IT993756B (th) |
| NL (1) | NL172265C (th) |
| NO (1) | NO137763C (th) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2385883A1 (fr) * | 1977-03-31 | 1978-10-27 | Petroles Cie Francaise | Outil de forage a haut rendement a attaque rapide de la carotte |
| FR2415716A1 (fr) * | 1978-01-26 | 1979-08-24 | Inst Francais Du Petrole | Dispositif de recuperation d'objets perdus au fond d'un forage |
| US6024168A (en) * | 1996-01-24 | 2000-02-15 | Weatherford/Lamb, Inc. | Wellborne mills & methods |
| FR2915232B1 (fr) | 2007-04-23 | 2009-06-05 | Total Sa | Trepan pour le forage d'un puits et procede de forage associe. |
| GB0823194D0 (en) * | 2008-12-19 | 2009-01-28 | Tunget Bruce A | Controlled Circulation work string for well construction |
| US8807217B2 (en) * | 2009-12-16 | 2014-08-19 | Bruce A. Tunget | Methods for using or removing unused rock debris from a passageway through subterranean strata using rock breaking apparatus |
| RU2487985C2 (ru) * | 2011-07-14 | 2013-07-20 | Николай Митрофанович Панин | Снаряд для бурения с непрерывным выносом керна |
| KR101717855B1 (ko) * | 2015-09-08 | 2017-03-17 | 대우조선해양 주식회사 | 이산화탄소 고체화 처리가 가능한 수중운동체의 개질기 시스템 및 그 운용방법 |
| CN110748300B (zh) * | 2019-11-19 | 2020-09-25 | 中国石油大学(华东) | 一种具有诱导载荷与磨料射流联合作用的钻头及钻井方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US188369A (en) * | 1877-03-13 | Improvement in dredging | ||
| US1512140A (en) * | 1923-07-09 | 1924-10-21 | Schaub Otto | Rock boring |
| US1547461A (en) * | 1924-02-05 | 1925-07-28 | Hampton A Steele | Method and apparatus for drilling wells |
| US1836638A (en) * | 1927-08-23 | 1931-12-15 | Wieman Kammerer Wright Co Inc | Well drilling bit |
| US2034073A (en) * | 1934-04-02 | 1936-03-17 | Globe Oil Tools Co | Well bit |
| US2778043A (en) * | 1953-09-11 | 1957-01-22 | Myron C Arf | Rotary polishing device having means to illuminate the work |
| US2854219A (en) * | 1954-11-22 | 1958-09-30 | Alvin S Macneil | Apparatus for deep well drilling |
| US3077358A (en) * | 1958-09-18 | 1963-02-12 | Modiano Dr Ing | Well-drilling pipe |
| US3338322A (en) * | 1965-02-16 | 1967-08-29 | Homer I Henderson | Earth boring drill |
-
1972
- 1972-08-23 FR FR7230063A patent/FR2197325A5/fr not_active Expired
-
1973
- 1973-01-01 AR AR249677A patent/AR206503A1/es active
- 1973-08-10 CH CH1154573A patent/CH577344A5/xx not_active IP Right Cessation
- 1973-08-14 BE BE134541A patent/BE803572A/xx not_active IP Right Cessation
- 1973-08-20 ES ES418011A patent/ES418011A1/es not_active Expired
- 1973-08-21 NO NO3294/73A patent/NO137763C/no unknown
- 1973-08-22 DE DE2342288A patent/DE2342288C2/de not_active Expired
- 1973-08-22 CA CA179,449A patent/CA987663A/fr not_active Expired
- 1973-08-22 GB GB3986273A patent/GB1438367A/en not_active Expired
- 1973-08-22 BR BR6454/73A patent/BR7306454D0/pt unknown
- 1973-08-23 AU AU59586/73A patent/AU474852B2/en not_active Expired
- 1973-08-23 US US390713A patent/US3861478A/en not_active Expired - Lifetime
- 1973-08-23 JP JP9396173A patent/JPS5342001B2/ja not_active Expired
- 1973-08-23 NL NLAANVRAGE7311664,A patent/NL172265C/xx not_active IP Right Cessation
- 1973-08-23 IT IT28116/73A patent/IT993756B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| AU474852B2 (en) | 1976-08-05 |
| AR206503A1 (es) | 1976-07-30 |
| NL172265B (nl) | 1983-03-01 |
| NL7311664A (th) | 1974-02-26 |
| GB1438367A (en) | 1976-06-03 |
| BR7306454D0 (pt) | 1974-06-27 |
| DE2342288A1 (de) | 1974-03-14 |
| AU5958673A (en) | 1975-02-27 |
| NO137763C (no) | 1978-04-19 |
| US3861478A (en) | 1975-01-21 |
| IT993756B (it) | 1975-09-30 |
| FR2197325A5 (th) | 1974-03-22 |
| DE2342288C2 (de) | 1983-02-10 |
| NO137763B (no) | 1978-01-09 |
| ES418011A1 (es) | 1976-02-16 |
| CA987663A (fr) | 1976-04-20 |
| BE803572A (fr) | 1974-02-14 |
| JPS5342001B2 (th) | 1978-11-08 |
| JPS4964060A (th) | 1974-06-21 |
| NL172265C (nl) | 1983-08-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |