FR1384675A - Process for sealing and lubricating the bearings of drilling tools, device for implementing the process and tools, in particular drill bits, which apply it - Google Patents

Process for sealing and lubricating the bearings of drilling tools, device for implementing the process and tools, in particular drill bits, which apply it

Info

Publication number
FR1384675A
FR1384675A FR953093A FR953093A FR1384675A FR 1384675 A FR1384675 A FR 1384675A FR 953093 A FR953093 A FR 953093A FR 953093 A FR953093 A FR 953093A FR 1384675 A FR1384675 A FR 1384675A
Authority
FR
France
Prior art keywords
tools
lubricating
bearings
implementing
apply
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
FR953093A
Other languages
French (fr)
Inventor
Gheorghe Bercaru
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.)
Ministerul Industriei Petrolului si Chimiei
Original Assignee
Ministerul Industriei Petrolului si Chimiei
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 Ministerul Industriei Petrolului si Chimiei filed Critical Ministerul Industriei Petrolului si Chimiei
Priority to FR953093A priority Critical patent/FR1384675A/en
Application granted granted Critical
Publication of FR1384675A publication Critical patent/FR1384675A/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
    • E21B10/24—Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating 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)
FR953093A 1963-11-08 1963-11-08 Process for sealing and lubricating the bearings of drilling tools, device for implementing the process and tools, in particular drill bits, which apply it Expired FR1384675A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR953093A FR1384675A (en) 1963-11-08 1963-11-08 Process for sealing and lubricating the bearings of drilling tools, device for implementing the process and tools, in particular drill bits, which apply it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR953093A FR1384675A (en) 1963-11-08 1963-11-08 Process for sealing and lubricating the bearings of drilling tools, device for implementing the process and tools, in particular drill bits, which apply it

Publications (1)

Publication Number Publication Date
FR1384675A true FR1384675A (en) 1965-01-08

Family

ID=8816091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR953093A Expired FR1384675A (en) 1963-11-08 1963-11-08 Process for sealing and lubricating the bearings of drilling tools, device for implementing the process and tools, in particular drill bits, which apply it

Country Status (1)

Country Link
FR (1) FR1384675A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2489878A1 (en) * 1980-09-08 1982-03-12 Hughes Tool Co ROLLING STRAW BORE DRILLING MACHINE AND IMPROVED MOUNTING SYSTEM FOR STRAWBERRIES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2489878A1 (en) * 1980-09-08 1982-03-12 Hughes Tool Co ROLLING STRAW BORE DRILLING MACHINE AND IMPROVED MOUNTING SYSTEM FOR STRAWBERRIES

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