FR2526849B3 - - Google Patents

Info

Publication number
FR2526849B3
FR2526849B3 FR8208329A FR8208329A FR2526849B3 FR 2526849 B3 FR2526849 B3 FR 2526849B3 FR 8208329 A FR8208329 A FR 8208329A FR 8208329 A FR8208329 A FR 8208329A FR 2526849 B3 FR2526849 B3 FR 2526849B3
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
FR8208329A
Other languages
French (fr)
Other versions
FR2526849A1 (en
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.)
REED ROCK BIT CY
Original Assignee
REED ROCK BIT CY
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 REED ROCK BIT CY filed Critical REED ROCK BIT CY
Priority to FR8208329A priority Critical patent/FR2526849A1/en
Publication of FR2526849A1 publication Critical patent/FR2526849A1/en
Application granted granted Critical
Publication of FR2526849B3 publication Critical patent/FR2526849B3/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
    • E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3436—Pressing means
    • F16J15/344—Pressing means the pressing force being applied by means of an elastic ring supporting the slip-ring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
FR8208329A 1982-05-13 1982-05-13 Drill bit for boring oil wells, mines, etc. - having rolling cutters with sealed lining comprising rigid ring and elastomeric sealing ring Granted FR2526849A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8208329A FR2526849A1 (en) 1982-05-13 1982-05-13 Drill bit for boring oil wells, mines, etc. - having rolling cutters with sealed lining comprising rigid ring and elastomeric sealing ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8208329A FR2526849A1 (en) 1982-05-13 1982-05-13 Drill bit for boring oil wells, mines, etc. - having rolling cutters with sealed lining comprising rigid ring and elastomeric sealing ring

Publications (2)

Publication Number Publication Date
FR2526849A1 FR2526849A1 (en) 1983-11-18
FR2526849B3 true FR2526849B3 (en) 1985-02-08

Family

ID=9273993

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8208329A Granted FR2526849A1 (en) 1982-05-13 1982-05-13 Drill bit for boring oil wells, mines, etc. - having rolling cutters with sealed lining comprising rigid ring and elastomeric sealing ring

Country Status (1)

Country Link
FR (1) FR2526849A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703939A (en) * 1985-07-11 1987-11-03 Borg-Warner Industrial Products, Inc. Mechanical seal with radially disposed bias component
US10293461B2 (en) 2016-04-29 2019-05-21 Cnh Industrial America Llc System and method for manufacturing a face seal with controlled load tolerance

Also Published As

Publication number Publication date
FR2526849A1 (en) 1983-11-18

Similar Documents

Publication Publication Date Title
DE3374522D1 (en)
FR2522144B1 (en)
DE3348031A1 (en)
FR2523857B1 (en)
DE3334922C2 (en)
DE3346466C2 (en)
FR2520928B1 (en)
CH670182GA3 (en)
FR2519301B1 (en)
DE3346807C2 (en)
DE3210204C2 (en)
FR2522552B1 (en)
FR2522551B1 (en)
DE3346536C2 (en)
DE3220076C2 (en)
DE3325058C2 (en)
DE3230792C3 (en)
FR2520342B1 (en)
DE3224386C2 (en)
FR2520034B3 (en)
FR2519391B3 (en)
DE3317669C2 (en)
FR2521037B1 (en)
FR2525184B3 (en)
DE3319332C2 (en)

Legal Events

Date Code Title Description
ST Notification of lapse