NL6601551A - - Google Patents
Info
- Publication number
- NL6601551A NL6601551A NL6601551A NL6601551A NL6601551A NL 6601551 A NL6601551 A NL 6601551A NL 6601551 A NL6601551 A NL 6601551A NL 6601551 A NL6601551 A NL 6601551A NL 6601551 A NL6601551 A NL 6601551A
- Authority
- NL
- Netherlands
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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
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 |
|---|---|---|---|
| GB539965A GB1049843A (en) | 1965-02-08 | 1965-02-08 | Rotary drilling bit |
| GB3031965A GB1061090A (en) | 1965-07-16 | 1965-07-16 | Rotary drilling bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6601551A true NL6601551A (xx) | 1966-08-09 |
Family
ID=26239864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6601551A NL6601551A (xx) | 1965-02-08 | 1966-02-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3363706A (xx) |
| DE (1) | DE1232533B (xx) |
| NL (1) | NL6601551A (xx) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3509952A (en) * | 1968-12-11 | 1970-05-05 | Hughes Tool Co | Passageway extension for drilling tools |
| US3897836A (en) * | 1973-10-18 | 1975-08-05 | Exotech | Apparatus for boring through earth formations |
| US4077482A (en) * | 1976-09-27 | 1978-03-07 | Rolen Arsenievich Ioannesian | Three cone rock bit |
| US4126194A (en) * | 1977-07-11 | 1978-11-21 | Smith International, Inc. | Rock bit with extended pickup tube |
| US4189014A (en) * | 1978-08-14 | 1980-02-19 | Smith International, Inc. | Enhanced cross-flow with two jet drilling |
| US4351402A (en) * | 1980-05-27 | 1982-09-28 | Gonzalez Eduardo B | Body structure and nozzle for enhancing the flow of drilling fluid in a rotary drill bit |
| US4495840A (en) * | 1983-07-15 | 1985-01-29 | Reed Rock Bit Company | Bit breaker |
| US4565252A (en) * | 1984-03-08 | 1986-01-21 | Lor, Inc. | Borehole operating tool with fluid circulation through arms |
| US4623027A (en) * | 1985-06-17 | 1986-11-18 | Edward Vezirian | Unsegmented rotary rock bit structure and hydraulic fitting |
| US4759415A (en) * | 1986-01-31 | 1988-07-26 | Hughes Tool Company-Usa | Rock bit with improved extended nozzle |
| US4687067A (en) * | 1986-05-01 | 1987-08-18 | Smith International, Inc. | Crossflow rotary cone rock bit with extended nozzles |
| US4793740A (en) * | 1986-11-28 | 1988-12-27 | Foundation Constructors | Drilling system |
| US4871037A (en) * | 1988-09-15 | 1989-10-03 | Amoco Corporation | Excavation apparatus, system and method |
| CN2056188U (zh) * | 1989-05-19 | 1990-04-18 | 石油大学(华东) | 一种用于钻探钻头的加长喷管射流装置 |
| US4958962A (en) * | 1989-06-28 | 1990-09-25 | Halliburton Company | Methods of modifying the structural integrity of subterranean earth situs |
| US5396964A (en) * | 1992-10-01 | 1995-03-14 | Halliburton Company | Apparatus and method for processing soil in a subterranean earth situs |
| US6142247A (en) | 1996-07-19 | 2000-11-07 | Baker Hughes Incorporated | Biased nozzle arrangement for rolling cone rock bits |
| US6098728A (en) * | 1998-03-27 | 2000-08-08 | Baker Hughes Incorporated | Rock bit nozzle arrangement |
| US6311789B1 (en) * | 1998-07-17 | 2001-11-06 | Halliburton Energy Services, Inc. | Bit breakers, bits, systems, and methods with improved makeup/breakout engagement |
| US6763902B2 (en) * | 2000-04-12 | 2004-07-20 | Smith International, Inc. | Rockbit with attachable device for improved cone cleaning |
| US7681670B2 (en) * | 2004-09-10 | 2010-03-23 | Smith International, Inc. | Two-cone drill bit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1922436A (en) * | 1931-05-04 | 1933-08-15 | Hughes Tool Co | Flushing device for well drills |
| US1945258A (en) * | 1931-09-16 | 1934-01-30 | Chicago Pneumatic Tool Co | Earth boring apparatus |
| US2634101A (en) * | 1949-07-08 | 1953-04-07 | Sloan Pearl | Apparatus for accelerating the removal of cuttings from the bottom of wells |
| US3115200A (en) * | 1957-08-28 | 1963-12-24 | Reed Roller Bit Co | Drill bit nozzle assembly |
| US3207241A (en) * | 1963-04-08 | 1965-09-21 | Smith Tool Co | Jet bits |
-
1965
- 1965-07-20 US US473358A patent/US3363706A/en not_active Expired - Lifetime
-
1966
- 1966-02-07 DE DES101875A patent/DE1232533B/de active Pending
- 1966-02-08 NL NL6601551A patent/NL6601551A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1232533B (de) | 1967-01-19 |
| US3363706A (en) | 1968-01-16 |