SE9303083D0 - Cutter - Google Patents

Cutter

Info

Publication number
SE9303083D0
SE9303083D0 SE9303083A SE9303083A SE9303083D0 SE 9303083 D0 SE9303083 D0 SE 9303083D0 SE 9303083 A SE9303083 A SE 9303083A SE 9303083 A SE9303083 A SE 9303083A SE 9303083 D0 SE9303083 D0 SE 9303083D0
Authority
SE
Sweden
Prior art keywords
grease
shaft
bearings
volume
plug
Prior art date
Application number
SE9303083A
Other languages
English (en)
Other versions
SE9303083L (sv
SE501854C2 (sv
Inventor
Goeran Strand
Original Assignee
Sandvik Ab
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 Sandvik Ab filed Critical Sandvik Ab
Priority to SE9303083A priority Critical patent/SE501854C2/sv
Publication of SE9303083D0 publication Critical patent/SE9303083D0/sv
Priority to ZA946889A priority patent/ZA946889B/xx
Priority to PCT/SE1994/000874 priority patent/WO1995008692A1/en
Priority to AU77932/94A priority patent/AU675881B2/en
Priority to EP94928537A priority patent/EP0720683B1/en
Priority to CA002169365A priority patent/CA2169365C/en
Priority to DE69423502T priority patent/DE69423502T2/de
Priority to JP50972095A priority patent/JP3450330B2/ja
Priority to US08/309,480 priority patent/US5477934A/en
Publication of SE9303083L publication Critical patent/SE9303083L/sv
Publication of SE501854C2 publication Critical patent/SE501854C2/sv
Priority to FI961284A priority patent/FI108560B/sv

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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
  • Rolling Contact Bearings (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
SE9303083A 1993-09-22 1993-09-22 Skärrulle med urtagning för att införa smörjmedel samt expansionsplugg monterad i urtagningen SE501854C2 (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE9303083A SE501854C2 (sv) 1993-09-22 1993-09-22 Skärrulle med urtagning för att införa smörjmedel samt expansionsplugg monterad i urtagningen
ZA946889A ZA946889B (en) 1993-09-22 1994-09-07 Cutter.
JP50972095A JP3450330B2 (ja) 1993-09-22 1994-09-20 中ぐりヘッド用カッタ、熱膨張性グリースを収容する装置及びカッタ内のグリース軸受法
EP94928537A EP0720683B1 (en) 1993-09-22 1994-09-20 A cutter for a boring head, a device for accommodating thermally expanding grease, and a method of greasing bearings in a cutter
AU77932/94A AU675881B2 (en) 1993-09-22 1994-09-20 A cutter for a boring head, a device for accommodating thermally expanding grease, and a method of greasing bearings in a cutter
PCT/SE1994/000874 WO1995008692A1 (en) 1993-09-22 1994-09-20 A cutter for a boring head, a device for accommodating thermally expanding grease, and a method of greasing bearings in a cutter
CA002169365A CA2169365C (en) 1993-09-22 1994-09-20 A cutter for a boring head, a device for accommodating thermally expanding grease, and a method of greasing bearings in a cutter
DE69423502T DE69423502T2 (de) 1993-09-22 1994-09-20 Schneidelement eines rohrkopfs, vorrichtung zur aufnahme von thermisch ausdehnbarem fett sowie verfahren zum befetten von lagern in einem schneidelement
US08/309,480 US5477934A (en) 1993-09-22 1994-09-21 Lubricating mechanism and method for a rotary cutter
FI961284A FI108560B (sv) 1993-09-22 1996-03-20 Skärhuvud för borrhuvud, anordning för applicering av termiskt utvidgande fett, och förfarande för smörjning av lager i ett skärhuvud

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9303083A SE501854C2 (sv) 1993-09-22 1993-09-22 Skärrulle med urtagning för att införa smörjmedel samt expansionsplugg monterad i urtagningen

Publications (3)

Publication Number Publication Date
SE9303083D0 true SE9303083D0 (sv) 1993-09-22
SE9303083L SE9303083L (sv) 1995-03-23
SE501854C2 SE501854C2 (sv) 1995-06-06

Family

ID=20391171

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9303083A SE501854C2 (sv) 1993-09-22 1993-09-22 Skärrulle med urtagning för att införa smörjmedel samt expansionsplugg monterad i urtagningen

Country Status (10)

Country Link
US (1) US5477934A (sv)
EP (1) EP0720683B1 (sv)
JP (1) JP3450330B2 (sv)
AU (1) AU675881B2 (sv)
CA (1) CA2169365C (sv)
DE (1) DE69423502T2 (sv)
FI (1) FI108560B (sv)
SE (1) SE501854C2 (sv)
WO (1) WO1995008692A1 (sv)
ZA (1) ZA946889B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE509184C2 (sv) * 1995-06-22 1998-12-14 Sandvik Ab Skärrulle för ett borrhuvud, proppanordning att monteras centralt i en skärrulle samt metod för att motverka inträngning av smuts i en skärrulle
US6802380B2 (en) 2001-08-31 2004-10-12 Halliburton Energy Services Inc. Pressure relief system and methods of use and making
WO2013040408A2 (en) * 2011-09-16 2013-03-21 Vermeer Manufacturing Company Hole opener bearing arrangement
PT3073045T (pt) 2015-03-25 2018-05-15 Sandvik Intellectual Property Fresa para cabeça de perfuração
CN115538946B (zh) * 2022-12-05 2023-01-31 西南石油大学 一种牙轮式复合pdc钻头

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1487319A (en) * 1922-03-07 1924-03-18 Clarence E Reed Deep-well-drilling apparatus
US2174102A (en) * 1938-03-09 1939-09-26 Globe Oil Tools Co Lubricated cutter mounting
US3303898A (en) * 1962-11-09 1967-02-14 Mini Petrolului Bearing sealing and lubricating device
US3203492A (en) * 1963-01-14 1965-08-31 Dresser Ind Large hole earth boring drill bit
US3419093A (en) * 1967-05-29 1968-12-31 Dresser Ind Cutter assembly for well tools
US3719241A (en) * 1971-11-24 1973-03-06 Dresser Ind Free breathing lubrication system for sealed bearing rock bits
US3807513A (en) * 1973-02-05 1974-04-30 Atlantic Richfield Co Downhole drilling tool bearing and seal assembly
US3866695A (en) * 1974-07-01 1975-02-18 Dresser Ind Bearing Cavity Pressure Maintenance Device For Sealed Bearing Rock Bit
GB1512504A (en) * 1977-02-10 1978-06-01 Hughes Tool Co Earth boring drill bit utilizing lubricant thermal expansion and relief valve for pressure control
DE2742019C3 (de) * 1977-09-17 1980-07-03 Demag Ag, 4100 Duisburg Rollenbohrwerkzeug für Tunnelvortriebsmaschinen
US4199856A (en) * 1978-07-31 1980-04-29 Dresser Industries, Inc. Method of providing lubricant volume displacement system for a rotary rock bit
US4509607A (en) * 1983-08-26 1985-04-09 Dresser Industries, Inc. Compressible pressure compensator within closed lubricant volume of an earth boring apparatus
SU1221311A1 (ru) * 1984-10-03 1986-03-30 Специальное конструкторское бюро по долотам Производственного объединения "Куйбышевбурмаш" Способ заправки смазкой буровых шарошечных долот
USRE34167E (en) * 1985-10-11 1993-01-26 Santrade Limited Drill bit and roller cutter for said drill bit
US5040624A (en) * 1990-08-13 1991-08-20 Schumacher Percy W Seal assembly for roller cutter drill bit having a pressure balanced lubrication system
US5363930A (en) * 1993-10-15 1994-11-15 Baker Hughes Incorporated Dual-diaphragm lubricant compensator for earth-boring bits

Also Published As

Publication number Publication date
FI961284A (sv) 1996-03-20
CA2169365A1 (en) 1995-03-30
DE69423502D1 (de) 2000-04-20
FI961284A0 (sv) 1996-03-20
EP0720683B1 (en) 2000-03-15
US5477934A (en) 1995-12-26
EP0720683A1 (en) 1996-07-10
SE9303083L (sv) 1995-03-23
JP3450330B2 (ja) 2003-09-22
DE69423502T2 (de) 2000-12-14
WO1995008692A1 (en) 1995-03-30
AU675881B2 (en) 1997-02-20
ZA946889B (en) 1995-04-18
CA2169365C (en) 2005-03-08
JPH09503036A (ja) 1997-03-25
FI108560B (sv) 2002-02-15
AU7793294A (en) 1995-04-10
SE501854C2 (sv) 1995-06-06

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Legal Events

Date Code Title Description
NUG Patent has lapsed