FR2491122B1 - - Google Patents

Info

Publication number
FR2491122B1
FR2491122B1 FR8117295A FR8117295A FR2491122B1 FR 2491122 B1 FR2491122 B1 FR 2491122B1 FR 8117295 A FR8117295 A FR 8117295A FR 8117295 A FR8117295 A FR 8117295A FR 2491122 B1 FR2491122 B1 FR 2491122B1
Authority
FR
France
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
FR8117295A
Other versions
FR2491122A1 (fr
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.)
Sandvik AB
Original Assignee
Sandvik AB
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 Sandvik AB filed Critical Sandvik AB
Publication of FR2491122A1 publication Critical patent/FR2491122A1/fr
Application granted granted Critical
Publication of FR2491122B1 publication Critical patent/FR2491122B1/fr
Granted 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
    • E21B10/23—Roller bits characterised by bearing, lubrication or sealing details with drilling fluid supply to the bearings
    • 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
    • E21B10/24—Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating details

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
  • Drilling And Boring (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Rolling Contact Bearings (AREA)
FR8117295A 1980-09-26 1981-09-14 Dispositif de lubrification de trepans de forage rotatifs Granted FR2491122A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8006734A SE423644B (sv) 1980-09-26 1980-09-26 Anordning for smorjning ab bergborrkronor

Publications (2)

Publication Number Publication Date
FR2491122A1 FR2491122A1 (fr) 1982-04-02
FR2491122B1 true FR2491122B1 (fr) 1985-01-25

Family

ID=20341824

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8117295A Granted FR2491122A1 (fr) 1980-09-26 1981-09-14 Dispositif de lubrification de trepans de forage rotatifs

Country Status (11)

Country Link
US (1) US4399878A (fr)
AU (1) AU541835B2 (fr)
BR (1) BR8106134A (fr)
CA (1) CA1161831A (fr)
DE (1) DE3134035A1 (fr)
FR (1) FR2491122A1 (fr)
GB (1) GB2084223B (fr)
IE (1) IE51794B1 (fr)
NL (1) NL8104385A (fr)
SE (1) SE423644B (fr)
ZA (1) ZA815740B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPN894396A0 (en) * 1996-03-26 1996-04-18 Hanns, David Thomas Sub-assembly for lubricating rock drill bit
AU720515B2 (en) * 1996-03-26 2000-06-01 David Thomas Hanns Sub-assembly for lubricating rock drill bit
US6116357A (en) * 1996-09-09 2000-09-12 Smith International, Inc. Rock drill bit with back-reaming protection
US6619412B2 (en) 1996-09-09 2003-09-16 Smith International, Inc. Protected lubricant reservoir for sealed earth boring drill bit
SE510284C2 (sv) * 1996-11-18 1999-05-10 Sandvik Ab Invändigt kylbart skär för spånavskiljande bearbetning
US6092611A (en) * 1997-05-28 2000-07-25 Dresser Industries, Inc. Encapsulated elastomeric relief valve
US6227315B1 (en) * 1998-03-23 2001-05-08 Baker Hughes Incorporated Air jet earth-boring bit with non-offset cutters
NO324515B1 (no) * 2005-12-05 2007-11-05 Aker Kvaerner Well Service As Anordning ved renseverktoy for et ror
MX363971B (es) * 2012-12-14 2019-04-10 Epiroc Drilling Tools Llc Barrena de perforacion giratoria.
US11585158B2 (en) 2020-05-21 2023-02-21 Caterpillar Inc. Isolated lubrication system for drill bits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2515417A (en) * 1946-08-03 1950-07-18 Keller Tool Co Oiler for pneumatic tools and the like
US2767807A (en) * 1954-06-16 1956-10-23 Gardner Denver Co Airline oiler for pneumatic tools
US2831660A (en) * 1956-04-16 1958-04-22 Nat Oil Tool Co Inc Lubricated well drill
FR1269370A (fr) * 1960-07-13 1961-08-11 Shell Int Research Dispositif de forage des trous dans les couches souterraines
US3220496A (en) * 1962-10-29 1965-11-30 Exxon Production Research Co Oilfield lubricating sub
US4280571A (en) * 1980-01-24 1981-07-28 Dresser Industries, Inc. Rock bit

Also Published As

Publication number Publication date
GB2084223A (en) 1982-04-07
BR8106134A (pt) 1982-06-15
ZA815740B (en) 1982-08-25
CA1161831A (fr) 1984-02-07
SE423644B (sv) 1982-05-17
DE3134035A1 (de) 1982-05-27
NL8104385A (nl) 1982-04-16
IE51794B1 (en) 1987-04-01
AU541835B2 (en) 1985-01-24
GB2084223B (en) 1984-09-12
IE812227L (en) 1982-03-26
AU7438381A (en) 1982-04-01
SE8006734L (sv) 1982-03-27
US4399878A (en) 1983-08-23
FR2491122A1 (fr) 1982-04-02

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Legal Events

Date Code Title Description
ST Notification of lapse