JPS522804A - Rock drilling bit - Google Patents

Rock drilling bit

Info

Publication number
JPS522804A
JPS522804A JP51067815A JP6781576A JPS522804A JP S522804 A JPS522804 A JP S522804A JP 51067815 A JP51067815 A JP 51067815A JP 6781576 A JP6781576 A JP 6781576A JP S522804 A JPS522804 A JP S522804A
Authority
JP
Japan
Prior art keywords
rock drilling
drilling bit
bit
rock
drilling
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
JP51067815A
Other languages
English (en)
Other versions
JPS5916070B2 (ja
Inventor
Nedaabiin Hansu Baachiru Ban
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.)
SKF Industrial Trading and Development Co BV
Original Assignee
SKF Industrial Trading and Development Co BV
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 Industrial Trading and Development Co BV filed Critical SKF Industrial Trading and Development Co BV
Publication of JPS522804A publication Critical patent/JPS522804A/ja
Publication of JPS5916070B2 publication Critical patent/JPS5916070B2/ja
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
    • E21B10/20—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)
JP51067815A 1975-06-20 1976-06-11 鑿岩用ビツト Expired JPS5916070B2 (ja)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
JPS522804A true JPS522804A (en) 1977-01-10
JPS5916070B2 JPS5916070B2 (ja) 1984-04-13

Family

ID=19823989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51067815A Expired JPS5916070B2 (ja) 1975-06-20 1976-06-11 鑿岩用ビツト

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012526208A (ja) * 2009-05-08 2012-10-25 トランスコ マニュファクチャリング オーストラリア ピーティーワイ リミテッド 削孔装置および削孔装置用の取付け手段

Families Citing this family (4)

* 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
US9234390B2 (en) * 2009-06-30 2016-01-12 Aktiebolaget Skf Bearing assembly for rotary drills
US10036423B2 (en) 2015-06-26 2018-07-31 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012526208A (ja) * 2009-05-08 2012-10-25 トランスコ マニュファクチャリング オーストラリア ピーティーワイ リミテッド 削孔装置および削孔装置用の取付け手段

Also Published As

Publication number Publication date
JPS5916070B2 (ja) 1984-04-13
DE2627553A1 (de) 1977-01-13
FR2316432B1 (ja) 1980-07-25
NO762130L (ja) 1976-12-21
NO152521C (no) 1985-10-09
US4084649A (en) 1978-04-18
NO152521B (no) 1985-07-01
DE2627553C3 (de) 1980-01-10
GB1555251A (en) 1979-11-07
DE2627553B2 (de) 1979-05-10
FR2316432A1 (fr) 1977-01-28
IT1066154B (it) 1985-03-04
NL7507355A (nl) 1976-12-22

Similar Documents

Publication Publication Date Title
JPS51117101A (en) Rotary rock bit
ZA762419B (en) Rotary drilling rig
JPS5243701A (en) Retaining wrench for drill string
GB1557380A (en) Earthboring drill bits
ZA785741B (en) Mining drill bit
ZA764381B (en) Drill bit
ZA774409B (en) Rock bit
ZA758052B (en) Hydraulic rock drill
ZA771682B (en) Rock drill
JPS5272302A (en) Rock drill
ZA78999B (en) Rock drill bit
GB1556562A (en) Earthboring drill bits
AU503750B2 (en) Rock drilling bit
GB1558172A (en) Drilling rigs
JPS5278701A (en) Drill string holder for rock drill
JPS5329203A (en) Rock drilling bit
ZA76676B (en) Rock bit assembly
GB2011286B (en) Rock drill bit
ZA777511B (en) Earth boring drill apparatus
JPS5222501A (en) Drill bit
JPS522804A (en) Rock drilling bit
ZA766075B (en) Rock drill
CH607779A5 (en) Rock drill
ZA772203B (en) Rock drill bit
JPS5277801A (en) Bit for rock drill