SE8107488L - Bergborrkrona - Google Patents

Bergborrkrona

Info

Publication number
SE8107488L
SE8107488L SE8107488A SE8107488A SE8107488L SE 8107488 L SE8107488 L SE 8107488L SE 8107488 A SE8107488 A SE 8107488A SE 8107488 A SE8107488 A SE 8107488A SE 8107488 L SE8107488 L SE 8107488L
Authority
SE
Sweden
Prior art keywords
bearing
drill bit
hardened
roller cutter
rock drill
Prior art date
Application number
SE8107488A
Other languages
English (en)
Swedish (sv)
Other versions
SE446646B (sv
Inventor
G T Soderstrom
Original Assignee
Santrade Ltd
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 Santrade Ltd filed Critical Santrade Ltd
Priority to SE8107488A priority Critical patent/SE446646B/sv
Priority to EP82850231A priority patent/EP0082122B1/en
Priority to CA000416675A priority patent/CA1186679A/en
Priority to BR8207263A priority patent/BR8207263A/pt
Publication of SE8107488L publication Critical patent/SE8107488L/
Priority to US06/727,789 priority patent/US4627882A/en
Publication of SE446646B publication Critical patent/SE446646B/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • 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
    • 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
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1095—Construction relative to lubrication with solids as lubricant, e.g. dry coatings, powder
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2352/00—Apparatus for drilling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49636—Process for making bearing or component thereof
    • Y10T29/49702—Lubricating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49636—Process for making bearing or component thereof
    • Y10T29/49707—Bearing surface treatment

Landscapes

  • 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)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
SE8107488A 1981-12-15 1981-12-15 Bergborrkrona och sett att tillverka denna SE446646B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8107488A SE446646B (sv) 1981-12-15 1981-12-15 Bergborrkrona och sett att tillverka denna
EP82850231A EP0082122B1 (en) 1981-12-15 1982-11-15 Rotary drill bit
CA000416675A CA1186679A (en) 1981-12-15 1982-11-30 Rotary drill bit
BR8207263A BR8207263A (pt) 1981-12-15 1982-12-14 Processo para fabricar uma broca rotativa, e broca rotativa
US06/727,789 US4627882A (en) 1981-12-15 1985-04-26 Method of making a rotary drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8107488A SE446646B (sv) 1981-12-15 1981-12-15 Bergborrkrona och sett att tillverka denna

Publications (2)

Publication Number Publication Date
SE8107488L true SE8107488L (sv) 1983-06-16
SE446646B SE446646B (sv) 1986-09-29

Family

ID=20345269

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8107488A SE446646B (sv) 1981-12-15 1981-12-15 Bergborrkrona och sett att tillverka denna

Country Status (5)

Country Link
US (1) US4627882A ( )
EP (1) EP0082122B1 ( )
BR (1) BR8207263A ( )
CA (1) CA1186679A ( )
SE (1) SE446646B ( )

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781770A (en) * 1986-03-24 1988-11-01 Smith International, Inc. Process for laser hardfacing drill bit cones having hard cutter inserts
US4708752A (en) * 1986-03-24 1987-11-24 Smith International, Inc. Process for laser hardening drilling bit cones having hard cutter inserts placed therein
US4934467A (en) * 1988-12-02 1990-06-19 Dresser Industries, Inc. Drill bit wear resistant surface for elastomeric seal
US5038640A (en) * 1990-02-08 1991-08-13 Hughes Tool Company Titanium carbide modified hardfacing for use on bearing surfaces of earth boring bits
CA2089810C (en) * 1990-08-20 1998-12-29 Suri A. Sastri Tubular surgical cutting instruments
SE508467C2 (sv) * 1995-03-13 1998-10-12 Sandvik Ab Bergborrkrona för roterande krossande bearbetning av berg samt sätt för att härda dylik bergborrkrona
US6218642B1 (en) 1999-07-12 2001-04-17 J. F. Helmold & Bro., Inc. Laser hardened steel cutting rule
CN1094167C (zh) * 1999-09-06 2002-11-13 江汉石油钻头股份有限公司 具有固体润滑层的牙轮钻头
DE10315416A1 (de) * 2002-06-27 2004-01-22 Ina-Schaeffler Kg Lagefixierung eines Bolzens
US6789634B1 (en) * 2003-05-28 2004-09-14 Smith International, Inc Self-lubricating elastomeric seal with polarized graphite
US7975782B2 (en) * 2006-08-18 2011-07-12 Atlas Copco Secoroc Llc Earth bit having a pressure relief valve
US7992657B2 (en) 2006-08-18 2011-08-09 Atlas Copco Secoroc Llc Earth bit having a wear ring
US20090078343A1 (en) * 2007-09-24 2009-03-26 Atlas Copco Secoroc Llc Earthboring tool and method of casehardening
US8678111B2 (en) 2007-11-16 2014-03-25 Baker Hughes Incorporated Hybrid drill bit and design method
US7735583B2 (en) * 2007-11-21 2010-06-15 Baker Hughes Incorporated Roller cone bit bearing with elastomeric seal having self break-in property and method
US7861805B2 (en) * 2008-05-15 2011-01-04 Baker Hughes Incorporated Conformal bearing for rock drill bit
US8353369B2 (en) 2008-08-06 2013-01-15 Atlas Copco Secoroc, LLC Percussion assisted rotary earth bit and method of operating the same
CA2773897A1 (en) 2009-09-16 2011-03-24 Baker Hughes Incorporated External, divorced pdc bearing assemblies for hybrid drill bits
CN105507817B (zh) 2010-06-29 2018-05-22 贝克休斯公司 具有防钻头循旧槽结构的混合式钻头
BR112013020524B1 (pt) 2011-02-11 2020-09-29 Baker Hughes Incorporated Broca de perfuração de sondagem de terra híbrida e método de montagem de uma broca de perfuração de sondagem de terra híbrida
US9782857B2 (en) 2011-02-11 2017-10-10 Baker Hughes Incorporated Hybrid drill bit having increased service life
EP3159475B1 (en) 2011-11-15 2019-03-27 Baker Hughes, a GE company, LLC Hybrid drill bits having increased drilling efficiency
BR112016027337A8 (pt) 2014-05-23 2021-05-04 Baker Hughes Inc broca híbrida com montagem de cortador mecanicamente fixada
US11428050B2 (en) 2014-10-20 2022-08-30 Baker Hughes Holdings Llc Reverse circulation hybrid bit

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB679499A (en) * 1950-02-08 1952-09-17 Borg Warner Improvements in or relating to device and method for machining and heat treating an article
US3235316A (en) * 1963-04-22 1966-02-15 Hughes Tool Co Journal bearing with alternating surface areas of wear resistant and antigalling materials
US3275389A (en) * 1963-12-09 1966-09-27 Smith Ind International Inc Carburized drill bit bearing
DE1292696B (de) * 1964-07-29 1969-04-17 Kugelfischer G Schaefer & Co Verfahren zur Erhoehung der Lebensdauer von Waelzpaarungen
US3476446A (en) * 1967-06-08 1969-11-04 Smith International Rock bit and bearing
US3995917A (en) * 1973-11-23 1976-12-07 Smith International, Inc. Aluminum bronze bearing
US3866987A (en) * 1974-01-14 1975-02-18 Smith International Drill bit with laminated friction bearing
DE2455285B2 (de) * 1974-11-22 1977-12-15 Mtu Friedrichshafen Gmbh Haerteverfahren fuer kurbelwellen
US4108692A (en) * 1975-01-13 1978-08-22 Smith International, Inc. Rock bit roller cutter and method therefor
US4021084A (en) * 1975-02-04 1977-05-03 Garner Lloyd L Drilling bit bearing structure
SE396982C (sv) * 1976-02-16 1980-12-15 Fagersta Secoroc Ab Glid- och trycklageranordning
GB1596279A (en) * 1976-12-06 1981-08-26 Nat Res Dev Bearing materials
US4204437A (en) * 1978-04-03 1980-05-27 Smith International, Inc. Friction bearing rock bit and segment, and method for making them
GB2034786A (en) * 1978-11-20 1980-06-11 Dresser Ind Earth boring bit
DD141435A1 (de) * 1979-01-15 1980-04-30 Lothar Sippel Verfahren zur herstellung eines gleitbelagmaterials
SE429673B (sv) * 1979-03-19 1983-09-19 Sandvik Ab Lageranordning vid bergborrkronor
US4260203A (en) * 1979-09-10 1981-04-07 Smith International, Inc. Bearing structure for a rotary rock bit
US4303137A (en) * 1979-09-21 1981-12-01 Smith International, Inc. Method for making a cone for a rock bit and product

Also Published As

Publication number Publication date
SE446646B (sv) 1986-09-29
EP0082122B1 (en) 1987-07-22
US4627882A (en) 1986-12-09
EP0082122A2 (en) 1983-06-22
EP0082122A3 (en) 1985-08-21
BR8207263A (pt) 1983-10-18
CA1186679A (en) 1985-05-07

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