DK633286A - Fremgangsmaade til fremstilling og reparation af et borehoved - Google Patents

Fremgangsmaade til fremstilling og reparation af et borehoved

Info

Publication number
DK633286A
DK633286A DK633286A DK633286A DK633286A DK 633286 A DK633286 A DK 633286A DK 633286 A DK633286 A DK 633286A DK 633286 A DK633286 A DK 633286A DK 633286 A DK633286 A DK 633286A
Authority
DK
Denmark
Prior art keywords
repairing
procedure
head
manufacturing
Prior art date
Application number
DK633286A
Other languages
English (en)
Other versions
DK633286D0 (da
Inventor
Will W Mathews
Original Assignee
Cummins Engine Co Inc
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 Cummins Engine Co Inc filed Critical Cummins Engine Co Inc
Publication of DK633286D0 publication Critical patent/DK633286D0/da
Publication of DK633286A publication Critical patent/DK633286A/da

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
    • 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
    • B23P6/00—Restoring or reconditioning objects
    • 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
    • Y10T29/49718—Repairing
    • Y10T29/49721—Repairing with disassembling
    • Y10T29/4973—Replacing of defective part
    • 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
    • Y10T29/49718—Repairing
    • Y10T29/49732—Repairing by attaching repair preform, e.g., remaking, restoring, or patching
    • Y10T29/49734—Repairing by attaching repair preform, e.g., remaking, restoring, or patching and removing damaged material
    • Y10T29/49737—Metallurgically attaching preform
    • 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
    • Y10T29/49718—Repairing
    • Y10T29/49732—Repairing by attaching repair preform, e.g., remaking, restoring, or patching
    • Y10T29/49742—Metallurgically attaching preform

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)
  • Earth Drilling (AREA)
DK633286A 1985-12-30 1986-12-30 Fremgangsmaade til fremstilling og reparation af et borehoved DK633286A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/814,330 US4694551A (en) 1985-12-30 1985-12-30 Method of remanufacturing a rock drill bit

Publications (2)

Publication Number Publication Date
DK633286D0 DK633286D0 (da) 1986-12-30
DK633286A true DK633286A (da) 1987-07-01

Family

ID=25214733

Family Applications (1)

Application Number Title Priority Date Filing Date
DK633286A DK633286A (da) 1985-12-30 1986-12-30 Fremgangsmaade til fremstilling og reparation af et borehoved

Country Status (8)

Country Link
US (1) US4694551A (da)
EP (1) EP0228289B1 (da)
JP (1) JPS62170695A (da)
CA (1) CA1294800C (da)
DE (1) DE3678685D1 (da)
DK (1) DK633286A (da)
MX (1) MX161379A (da)
NO (1) NO865320L (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5439068B1 (en) * 1994-08-08 1997-01-14 Dresser Ind Modular rotary drill bit
US5452770A (en) * 1994-08-30 1995-09-26 Briscoe Tool Company Rock bit and improved forging method for manufacturing thereof
US6039127A (en) * 1998-03-13 2000-03-21 Loudon Enterprises, Inc. Rock drill
US6311789B1 (en) * 1998-07-17 2001-11-06 Halliburton Energy Services, Inc. Bit breakers, bits, systems, and methods with improved makeup/breakout engagement
US7681670B2 (en) * 2004-09-10 2010-03-23 Smith International, Inc. Two-cone drill bit
US9574405B2 (en) 2005-09-21 2017-02-21 Smith International, Inc. Hybrid disc bit with optimized PDC cutter placement
US8672060B2 (en) * 2009-07-31 2014-03-18 Smith International, Inc. High shear roller cone drill bits
US8955413B2 (en) * 2009-07-31 2015-02-17 Smith International, Inc. Manufacturing methods for high shear roller cone bits
US10710148B2 (en) 2017-02-27 2020-07-14 Baker Hughes, A Ge Company, Llc Methods of forming forged fixed-cutter earth-boring drill bit bodies

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2057209A (en) * 1935-01-26 1936-10-13 Hughes Tool Co Method of making a hard faced cutter
US3850256A (en) * 1973-09-21 1974-11-26 Dresser Ind Rock bit with one piece body and depending arms
US3998500A (en) * 1975-08-28 1976-12-21 Smith International, Inc. Mountable cone sub assembly
US4127043A (en) * 1977-06-17 1978-11-28 Smith International, Inc. Rock bit with welded bearing pins
US4258807A (en) * 1977-07-22 1981-03-31 Smith International, Inc. Method for making rock bits
US4158973A (en) * 1978-03-15 1979-06-26 Reed Tool Company Rolling cutter drill bit
US4187743A (en) * 1978-04-21 1980-02-12 Smith International, Inc. Rock bit and method of manufacture
US4256194A (en) * 1978-05-19 1981-03-17 Varel Manufacturing Company Rotary drill bit having a solid forged, unitary body
US4266622A (en) * 1979-01-15 1981-05-12 Smith International, Inc. Rotary rock bit and method of making same
US4350060A (en) * 1979-01-15 1982-09-21 Smith International, Inc. Method of making a rotary rock bit
US4249621A (en) * 1979-03-22 1981-02-10 Smith International, Inc. Friction bearing rock bit and segment
US4333364A (en) * 1980-04-07 1982-06-08 Varel Manufacturing Company Method for manufacturing a rotary drill bit having a solid forged, unitary body
JPS5811289A (ja) * 1981-07-13 1983-01-22 株式会社利根ボ−リング 掘削機用カツタ−ビツト
US4414734A (en) * 1981-11-30 1983-11-15 Hughes Tool Company Triad for rock bit assembly
JPS5936076A (ja) * 1982-08-20 1984-02-28 Toshiba Corp テ−ピング装置

Also Published As

Publication number Publication date
DK633286D0 (da) 1986-12-30
JPS62170695A (ja) 1987-07-27
EP0228289A3 (en) 1988-08-03
JPH0374754B2 (da) 1991-11-27
EP0228289A2 (en) 1987-07-08
MX161379A (es) 1990-09-20
US4694551A (en) 1987-09-22
NO865320L (no) 1987-07-01
DE3678685D1 (de) 1991-05-16
CA1294800C (en) 1992-01-28
EP0228289B1 (en) 1991-04-10

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment