NO782265L - Borkrone. - Google Patents

Borkrone.

Info

Publication number
NO782265L
NO782265L NO782265A NO782265A NO782265L NO 782265 L NO782265 L NO 782265L NO 782265 A NO782265 A NO 782265A NO 782265 A NO782265 A NO 782265A NO 782265 L NO782265 L NO 782265L
Authority
NO
Norway
Prior art keywords
lubricant
flexible membrane
reservoir
drill bit
expansion
Prior art date
Application number
NO782265A
Other languages
English (en)
Norwegian (no)
Inventor
Samuel Lee Penny
Robert Dale Clamon
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Publication of NO782265L publication Critical patent/NO782265L/no

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16NLUBRICATING
    • F16N19/00Lubricant containers for use in lubricators or lubrication systems
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/08Roller bits
    • E21B10/22Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/24Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating details

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
NO782265A 1977-07-01 1978-06-30 Borkrone. NO782265L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81228877A 1977-07-01 1977-07-01
US81228777A 1977-07-01 1977-07-01

Publications (1)

Publication Number Publication Date
NO782265L true NO782265L (no) 1979-01-03

Family

ID=27123585

Family Applications (1)

Application Number Title Priority Date Filing Date
NO782265A NO782265L (no) 1977-07-01 1978-06-30 Borkrone.

Country Status (12)

Country Link
JP (1) JPS5414302A (de)
AU (1) AU518619B2 (de)
BR (1) BR7804216A (de)
DE (1) DE2828798A1 (de)
FI (1) FI781181A (de)
FR (1) FR2396152A1 (de)
GB (1) GB1602807A (de)
IT (1) IT1105345B (de)
MX (1) MX147222A (de)
NL (1) NL7805380A (de)
NO (1) NO782265L (de)
SE (1) SE7806864L (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8924962D0 (en) * 1989-11-04 1989-12-28 Lucas Ind Plc Brake actuator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1407378A (en) * 1973-06-04 1975-09-24 Reed Tool Co Pressure relief device for drill bit lubrication system
US3917028A (en) * 1975-01-13 1975-11-04 Smith International Lubrication reservoir assembly
BR7600745A (pt) * 1975-05-30 1977-05-10 Hughes Tool Co Aperfeicoamentos em processo de lubrificacao de uma broca perfuratriz para escavacao em terra,na respectiva broca perfuratriz,e em processo para encher um reservatorio de lubrificante
US4014595A (en) * 1975-05-30 1977-03-29 Hughes Tool Company Drill bit with seal ring compensator

Also Published As

Publication number Publication date
DE2828798A1 (de) 1979-01-18
FR2396152A1 (fr) 1979-01-26
IT1105345B (it) 1985-10-28
NL7805380A (nl) 1979-01-03
SE7806864L (sv) 1979-01-02
BR7804216A (pt) 1979-04-17
IT7850099A0 (it) 1978-06-29
AU518619B2 (en) 1981-10-08
JPS5414302A (en) 1979-02-02
AU3618578A (en) 1979-11-22
GB1602807A (en) 1981-11-18
MX147222A (es) 1982-10-26
FI781181A (fi) 1979-01-02

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