NO152521C - Fjellboreverktoey. - Google Patents

Fjellboreverktoey.

Info

Publication number
NO152521C
NO152521C NO762130A NO762130A NO152521C NO 152521 C NO152521 C NO 152521C NO 762130 A NO762130 A NO 762130A NO 762130 A NO762130 A NO 762130A NO 152521 C NO152521 C NO 152521C
Authority
NO
Norway
Prior art keywords
fjellboreverktoey
Prior art date
Application number
NO762130A
Other languages
English (en)
Norwegian (no)
Other versions
NO762130L (ja
NO152521B (no
Inventor
Hans Bertil Van Nederveen
Original Assignee
Skf Ind Trading & Dev
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 Skf Ind Trading & Dev filed Critical Skf Ind Trading & Dev
Publication of NO762130L publication Critical patent/NO762130L/no
Publication of NO152521B publication Critical patent/NO152521B/no
Publication of NO152521C publication Critical patent/NO152521C/no

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
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
    • 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

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)
  • Earth Drilling (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NO762130A 1975-06-20 1976-06-18 Fjellboreverktoey. NO152521C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7507355A NL7507355A (nl) 1975-06-20 1975-06-20 Boorkop.

Publications (3)

Publication Number Publication Date
NO762130L NO762130L (ja) 1976-12-21
NO152521B NO152521B (no) 1985-07-01
NO152521C true NO152521C (no) 1985-10-09

Family

ID=19823989

Family Applications (1)

Application Number Title Priority Date Filing Date
NO762130A NO152521C (no) 1975-06-20 1976-06-18 Fjellboreverktoey.

Country Status (8)

Country Link
US (1) US4084649A (ja)
JP (1) JPS5916070B2 (ja)
DE (1) DE2627553C3 (ja)
FR (1) FR2316432A1 (ja)
GB (1) GB1555251A (ja)
IT (1) IT1066154B (ja)
NL (1) NL7507355A (ja)
NO (1) NO152521C (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO176528C (no) * 1992-02-17 1995-04-19 Kverneland Klepp As Anordning ved borekroner
ES2709882T3 (es) * 2009-05-08 2019-04-22 Transco Mfg Australia Pty Ltd Equipo de perforación y medios para su fijación
US9234390B2 (en) * 2009-06-30 2016-01-12 Aktiebolaget Skf Bearing assembly for rotary drills
WO2016209693A1 (en) 2015-06-26 2016-12-29 Forum Us, Inc. Cage for double-row spherical bearing
DE102016201703B4 (de) 2016-02-04 2022-02-10 Ford Global Technologies, Llc Verfahren zur Begrenzung und Verringerung einer mechanischen Belastung einer Dichtung einer selbstzündenden Brennkraftmaschine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB287040A (en) * 1927-03-12 1928-08-27 Bridgeport Machine Company Improvements in and relating to earth boring drills
US1792608A (en) * 1929-10-10 1931-02-17 Frederick H Schulenberg Violin-string tightener
US1961819A (en) * 1932-12-15 1934-06-05 Costa John B De Renewable rotary bit
US2065743A (en) * 1935-03-26 1936-12-29 Chicago Pneumatic Tool Co Roller bit
US2075997A (en) * 1935-06-25 1937-04-06 Chicago Pneumatic Tool Co Roller cutter, spindle and bearing assembly for earth boring drills
US2151347A (en) * 1938-02-14 1939-03-21 Rudolph Pageman Rotary drill bit
DE726937C (de) * 1940-05-09 1942-10-23 Soeding & Halbach J C Bohrer fuer Tiefbohrungen
US2339161A (en) * 1942-07-21 1944-01-11 Reed Roller Bit Co Cone bit construction
GB610917A (en) * 1946-04-09 1948-10-22 George Herbert Lanchester Improvements in rotary earth boring bits
GB725381A (en) * 1952-05-14 1955-03-02 Guszstahlwerk Bochumer Ver A G An improved drill head for boring earth and rock
DE1019623B (de) * 1956-02-13 1957-11-21 Dipl Berging Albrecht Graefer Bohrkopf
GB932205A (en) * 1959-08-28 1963-07-24 Padley & Venables Ltd Improvements in or relating to earth and rock drilling bits
US3550972A (en) * 1968-11-12 1970-12-29 Lawrence Mfg Co Rock bit assembly
US3601429A (en) * 1969-06-19 1971-08-24 Lawrence Mfg Co Pilot cutter mounting assembly

Also Published As

Publication number Publication date
FR2316432A1 (fr) 1977-01-28
GB1555251A (en) 1979-11-07
NO762130L (ja) 1976-12-21
NL7507355A (nl) 1976-12-22
DE2627553C3 (de) 1980-01-10
DE2627553A1 (de) 1977-01-13
IT1066154B (it) 1985-03-04
JPS522804A (en) 1977-01-10
DE2627553B2 (de) 1979-05-10
JPS5916070B2 (ja) 1984-04-13
FR2316432B1 (ja) 1980-07-25
US4084649A (en) 1978-04-18
NO152521B (no) 1985-07-01

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