CA1151639A - Earth boring bit with extended gage - Google Patents

Earth boring bit with extended gage

Info

Publication number
CA1151639A
CA1151639A CA000380276A CA380276A CA1151639A CA 1151639 A CA1151639 A CA 1151639A CA 000380276 A CA000380276 A CA 000380276A CA 380276 A CA380276 A CA 380276A CA 1151639 A CA1151639 A CA 1151639A
Authority
CA
Canada
Prior art keywords
bearing pin
bit
cutter
roller bearings
central cavity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000380276A
Other languages
English (en)
French (fr)
Inventor
Wilford V. Morris
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hughes Tool Co
Original Assignee
Hughes Tool Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hughes Tool Co filed Critical Hughes Tool Co
Application granted granted Critical
Publication of CA1151639A publication Critical patent/CA1151639A/en
Expired legal-status Critical Current

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
    • E21B10/22—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)
CA000380276A 1980-09-08 1981-06-22 Earth boring bit with extended gage Expired CA1151639A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/184,708 US4359113A (en) 1980-09-08 1980-09-08 Earth boring bit with extended gage
US184,708 1994-01-21

Publications (1)

Publication Number Publication Date
CA1151639A true CA1151639A (en) 1983-08-09

Family

ID=22678020

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000380276A Expired CA1151639A (en) 1980-09-08 1981-06-22 Earth boring bit with extended gage

Country Status (6)

Country Link
US (1) US4359113A (enExample)
CA (1) CA1151639A (enExample)
FR (1) FR2489878A1 (enExample)
GB (1) GB2083528B (enExample)
SE (1) SE448564B (enExample)
ZA (1) ZA816067B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5016719A (en) * 1990-01-24 1991-05-21 Western Rock Bit Company Limited Rotary cone type rock bits

Families Citing this family (12)

* Cited by examiner, † Cited by third party
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
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
GB2436025B (en) * 2005-05-17 2008-02-20 Smith International Rolling cone drill bit
US7743855B2 (en) * 2006-09-05 2010-06-29 Smith International, Inc. Drill bit with cutter element having multifaceted, slanted top cutting surface
MX363971B (es) 2012-12-14 2019-04-10 Epiroc Drilling Tools Llc Barrena de perforacion giratoria.
US10689912B1 (en) * 2019-12-12 2020-06-23 PDB Tools, Inc. Sealed bearing rock bit with a low profile seal

Family Cites Families (24)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5016719A (en) * 1990-01-24 1991-05-21 Western Rock Bit Company Limited Rotary cone type rock bits

Also Published As

Publication number Publication date
ZA816067B (en) 1982-08-25
FR2489878B1 (enExample) 1985-01-11
FR2489878A1 (fr) 1982-03-12
US4359113A (en) 1982-11-16
SE448564B (sv) 1987-03-02
SE8104791L (sv) 1982-03-09
GB2083528A (en) 1982-03-24
GB2083528B (en) 1984-07-04

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Legal Events

Date Code Title Description
MKEX Expiry