FR2319764A1 - Methode pour lubrifier un trepan de forage, et trepan ainsi lubrifie - Google Patents

Methode pour lubrifier un trepan de forage, et trepan ainsi lubrifie

Info

Publication number
FR2319764A1
FR2319764A1 FR7615903A FR7615903A FR2319764A1 FR 2319764 A1 FR2319764 A1 FR 2319764A1 FR 7615903 A FR7615903 A FR 7615903A FR 7615903 A FR7615903 A FR 7615903A FR 2319764 A1 FR2319764 A1 FR 2319764A1
Authority
FR
France
Prior art keywords
lubricant
drill bit
spaces
passages
lubrication
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.)
Granted
Application number
FR7615903A
Other languages
English (en)
Other versions
FR2319764B3 (fr
Inventor
Edward Milburn Galle
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
Publication of FR2319764A1 publication Critical patent/FR2319764A1/fr
Application granted granted Critical
Publication of FR2319764B3 publication Critical patent/FR2319764B3/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
    • E21B10/24—Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N37/00—Equipment for transferring lubricant from one container to another

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
FR7615903A 1975-05-30 1976-05-26 Methode pour lubrifier un trepan de forage, et trepan ainsi lubrifie Granted FR2319764A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58005075A 1975-05-30 1975-05-30

Publications (2)

Publication Number Publication Date
FR2319764A1 true FR2319764A1 (fr) 1977-02-25
FR2319764B3 FR2319764B3 (fr) 1979-02-16

Family

ID=24319449

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7615903A Granted FR2319764A1 (fr) 1975-05-30 1976-05-26 Methode pour lubrifier un trepan de forage, et trepan ainsi lubrifie
FR7631670A Withdrawn FR2319841A1 (fr) 1975-05-30 1976-10-21 Methode pour remplir un reservoir de lubrifiant

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR7631670A Withdrawn FR2319841A1 (fr) 1975-05-30 1976-10-21 Methode pour remplir un reservoir de lubrifiant

Country Status (3)

Country Link
BR (1) BR7600745A (fr)
FR (2) FR2319764A1 (fr)
IT (1) IT1060744B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2396152A1 (fr) * 1977-07-01 1979-01-26 Dresser Ind Circuit de lubrification ferme, comportant un volume d'expansion, pour trepan pour roches

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2396152A1 (fr) * 1977-07-01 1979-01-26 Dresser Ind Circuit de lubrification ferme, comportant un volume d'expansion, pour trepan pour roches

Also Published As

Publication number Publication date
FR2319764B3 (fr) 1979-02-16
IT1060744B (it) 1982-08-20
FR2319841A1 (fr) 1977-02-25
BR7600745A (pt) 1977-05-10

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Legal Events

Date Code Title Description
ST Notification of lapse