SE8104791L - Jordborr - Google Patents
JordborrInfo
- Publication number
- SE8104791L SE8104791L SE8104791A SE8104791A SE8104791L SE 8104791 L SE8104791 L SE 8104791L SE 8104791 A SE8104791 A SE 8104791A SE 8104791 A SE8104791 A SE 8104791A SE 8104791 L SE8104791 L SE 8104791L
- Authority
- SE
- Sweden
- Prior art keywords
- bit
- bearing pin
- cutter
- central cavity
- roller bearings
- Prior art date
Links
- 238000005553 drilling Methods 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
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 |
---|---|---|---|
US06/184,708 US4359113A (en) | 1980-09-08 | 1980-09-08 | Earth boring bit with extended gage |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8104791L true SE8104791L (sv) | 1982-03-09 |
SE448564B SE448564B (sv) | 1987-03-02 |
Family
ID=22678020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8104791A SE448564B (sv) | 1980-09-08 | 1981-08-12 | Jordborr |
Country Status (6)
Country | Link |
---|---|
US (1) | US4359113A (sv) |
CA (1) | CA1151639A (sv) |
FR (1) | FR2489878A1 (sv) |
GB (1) | GB2083528B (sv) |
SE (1) | SE448564B (sv) |
ZA (1) | ZA816067B (sv) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4421184A (en) * | 1981-12-04 | 1983-12-20 | Hughes Tool Company | Rock bit with improved shirttail ventilation |
US4610318A (en) * | 1984-02-15 | 1986-09-09 | Goodfellow Robert D | Rotary cutter assembly |
US4591008A (en) * | 1984-08-22 | 1986-05-27 | Smith International, Inc. | Lube reservoir protection for rock bits |
US4793719A (en) * | 1987-11-18 | 1988-12-27 | Smith International, Inc. | Precision roller bearing rock bits |
US5016719A (en) * | 1990-01-24 | 1991-05-21 | Western Rock Bit Company Limited | Rotary cone type rock bits |
US5012876A (en) * | 1990-02-01 | 1991-05-07 | Dresser Industries, Inc. | Rotary drill bit providing separation of liquid from gas |
JP2606005B2 (ja) * | 1991-06-07 | 1997-04-30 | 日産自動車株式会社 | キャニスタドレンガス放散装置 |
RU2055142C1 (ru) * | 1993-10-11 | 1996-02-27 | Акционерное общество закрытого типа "Спецстройсервис" | Буровое шарошечное долото |
JPH0725263U (ja) * | 1993-10-22 | 1995-05-12 | 本田技研工業株式会社 | 車輛用内燃機関の蒸発燃料処理装置 |
GB2427633B (en) * | 2005-05-17 | 2007-08-15 | Smith International | Drill bit and method of designing a drill bit |
US7743855B2 (en) * | 2006-09-05 | 2010-06-29 | Smith International, Inc. | Drill bit with cutter element having multifaceted, slanted top cutting surface |
CA2895013C (en) | 2012-12-14 | 2019-07-02 | Atlas Copco Secoroc Llc | Rotary drill bit |
US10689912B1 (en) * | 2019-12-12 | 2020-06-23 | PDB Tools, Inc. | Sealed bearing rock bit with a low profile seal |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1905079A (en) * | 1931-11-21 | 1933-04-25 | Hughes Tool Co | Rolle cutter retaining device |
US2025261A (en) * | 1935-05-20 | 1935-12-24 | John A Zublin | Drill bit |
US2076000A (en) * | 1935-08-06 | 1937-04-06 | Chicago Pneumatic Tool Co | Roller cutter and antifriction bearing assembly for earth boring drills |
US2111732A (en) * | 1936-04-23 | 1938-03-22 | Chicago Pneumatic Tool Co | Cutter and spindle assembly |
US2194675A (en) * | 1937-04-05 | 1940-03-26 | David C Vance | Drill bit |
US2147927A (en) * | 1937-04-30 | 1939-02-21 | Hughes Tool Co | Cone cutter support |
US2207188A (en) * | 1939-01-23 | 1940-07-09 | John A Zublin | Drill bit |
US2297192A (en) * | 1940-07-02 | 1942-09-29 | Chicago Pneumatic Tool Co | Earth boring tool |
US2690935A (en) * | 1949-07-13 | 1954-10-05 | George E Failing Company | Drill bit |
US2673128A (en) * | 1949-10-08 | 1954-03-23 | Clarence E Reed | Earth-boring drill |
US2815936A (en) * | 1951-12-24 | 1957-12-10 | Reed Roller Bit Co | Drill bits |
US2774571A (en) * | 1954-07-06 | 1956-12-18 | Hughes Tool Co | Cone type well drill |
FR1260080A (fr) * | 1960-03-22 | 1961-05-05 | Materiel De Forage Soc De Fab | Trépan à molettes étanche |
US3303898A (en) * | 1962-11-09 | 1967-02-14 | Mini Petrolului | Bearing sealing and lubricating device |
FR1384675A (fr) * | 1963-11-08 | 1965-01-08 | Ministerul Ind Petrolului | Procédé d'étanchement et de graissage des paliers d'outils de forage, dispositif de mise en oeuvre du procédé et outils, notamment trépans, qui en font l'application |
US3307645A (en) * | 1964-10-20 | 1967-03-07 | Exxon Production Research Co | Reverse bearing bit |
US3990525A (en) * | 1975-02-27 | 1976-11-09 | Dresser Industries, Inc. | Sealing system for a rotary rock bit |
US4211453A (en) * | 1976-04-12 | 1980-07-08 | Skf Industrial Trading And Development Co. B.V. | Rock drill bit lubrication system |
US4098358A (en) * | 1976-04-22 | 1978-07-04 | Klima Frank J | Drill bit with hard-faced bearing surfaces |
US4102419A (en) * | 1976-05-10 | 1978-07-25 | Klima Frank J | Rolling cutter drill bit with annular seal rings |
SE412088B (sv) * | 1977-06-03 | 1980-02-18 | Sandvik Ab | Lageranordning vid roterande borrkronor |
SU723089A1 (ru) * | 1978-04-03 | 1980-03-25 | Travkin Vitalij S | Опора шарошечного долота |
US4249622A (en) * | 1979-06-11 | 1981-02-10 | Dresser Industries, Inc. | Floating seal for drill bits |
US4253710A (en) * | 1979-10-09 | 1981-03-03 | Dresser Industries, Inc. | High temperature sealing system for a rotary rock bit |
-
1980
- 1980-09-08 US US06/184,708 patent/US4359113A/en not_active Expired - Lifetime
-
1981
- 1981-06-22 CA CA000380276A patent/CA1151639A/en not_active Expired
- 1981-08-12 SE SE8104791A patent/SE448564B/sv not_active IP Right Cessation
- 1981-09-01 ZA ZA816067A patent/ZA816067B/xx unknown
- 1981-09-02 GB GB8126557A patent/GB2083528B/en not_active Expired
- 1981-09-08 FR FR8116975A patent/FR2489878A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
CA1151639A (en) | 1983-08-09 |
GB2083528B (en) | 1984-07-04 |
GB2083528A (en) | 1982-03-24 |
FR2489878A1 (fr) | 1982-03-12 |
SE448564B (sv) | 1987-03-02 |
ZA816067B (en) | 1982-08-25 |
FR2489878B1 (sv) | 1985-01-11 |
US4359113A (en) | 1982-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAL | Patent in force |
Ref document number: 8104791-2 Format of ref document f/p: F |
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NUG | Patent has lapsed |
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