BR7402517A - Aperfeicoamento em processo de fabricacao de cortadeiras rotativas e respectivas cortadeiras aperfeicoadas - Google Patents

Aperfeicoamento em processo de fabricacao de cortadeiras rotativas e respectivas cortadeiras aperfeicoadas

Info

Publication number
BR7402517A
BR7402517A BR2517/74A BR251774A BR7402517A BR 7402517 A BR7402517 A BR 7402517A BR 2517/74 A BR2517/74 A BR 2517/74A BR 251774 A BR251774 A BR 251774A BR 7402517 A BR7402517 A BR 7402517A
Authority
BR
Brazil
Prior art keywords
cutting machines
improvement
manufacturing process
perfected
rotating
Prior art date
Application number
BR2517/74A
Other languages
English (en)
Inventor
H Dill
S Scales
Original Assignee
Hughes Tool Co
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 Hughes Tool Co filed Critical Hughes Tool Co
Publication of BR7402517A publication Critical patent/BR7402517A/pt

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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12861—Group VIII or IB metal-base component
    • Y10T428/12951—Fe-base component
    • Y10T428/12958—Next to Fe-base component

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
BR2517/74A 1973-08-10 1974-03-29 Aperfeicoamento em processo de fabricacao de cortadeiras rotativas e respectivas cortadeiras aperfeicoadas BR7402517A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00387565A US3842921A (en) 1973-08-10 1973-08-10 Boronized drill bit cutters

Publications (1)

Publication Number Publication Date
BR7402517A true BR7402517A (pt) 1975-12-02

Family

ID=23530430

Family Applications (1)

Application Number Title Priority Date Filing Date
BR2517/74A BR7402517A (pt) 1973-08-10 1974-03-29 Aperfeicoamento em processo de fabricacao de cortadeiras rotativas e respectivas cortadeiras aperfeicoadas

Country Status (6)

Country Link
US (1) US3842921A (pt)
BR (1) BR7402517A (pt)
CA (1) CA1003817A (pt)
GB (1) GB1455951A (pt)
IT (1) IT1017922B (pt)
SE (1) SE397842B (pt)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012238A (en) * 1973-08-10 1977-03-15 Hughes Tool Company Method of finishing a steel article having a boronized and carburized case
US3946817A (en) * 1974-12-23 1976-03-30 Hughes Tool Company Differentially carburized rock bit cutter
US4108692A (en) * 1975-01-13 1978-08-22 Smith International, Inc. Rock bit roller cutter and method therefor
US4188242A (en) * 1975-10-16 1980-02-12 Hughes Tool Company Combination carburizing and boronizing methods
US4249621A (en) * 1979-03-22 1981-02-10 Smith International, Inc. Friction bearing rock bit and segment
US4848476A (en) * 1980-03-24 1989-07-18 Reed Tool Company Drill bit having offset roller cutters and improved nozzles
US4826401A (en) * 1981-07-02 1989-05-02 Tmt Research Development Inc. Centrifugal pump
US4495006A (en) * 1983-10-31 1985-01-22 Dresser Industries, Inc. Borocarburizing ferrous substrates
US4495005A (en) * 1983-10-31 1985-01-22 Dresser Industries, Inc. Carbosiliconizing ferrous substrates
US4679640A (en) * 1986-02-21 1987-07-14 Dresser Industries, Inc. Method for case hardening rock bits and rock bits formed thereby
US4660444A (en) * 1986-06-09 1987-04-28 Dresser Industries, Inc. Hardening of selected areas of an earth boring rockbit
US4979998A (en) * 1989-10-10 1990-12-25 Union Carbide Corporation Process for forming a metal boride coating on a carbonaceous substrate
US5455068A (en) * 1994-04-28 1995-10-03 Aves, Jr.; William L. Method for treating continuous extended lengths of tubular member interiors
US5492186A (en) * 1994-09-30 1996-02-20 Baker Hughes Incorporated Steel tooth bit with a bi-metallic gage hardfacing
US5921330A (en) * 1997-03-12 1999-07-13 Smith International, Inc. Rock bit with wear-and fracture-resistant hardfacing
US6478887B1 (en) * 1998-12-16 2002-11-12 Smith International, Inc. Boronized wear-resistant materials and methods thereof
US20040031625A1 (en) * 2002-08-19 2004-02-19 Lin Chih C. DLC coating for earth-boring bit bearings
US7044243B2 (en) * 2003-01-31 2006-05-16 Smith International, Inc. High-strength/high-toughness alloy steel drill bit blank
CA2516920A1 (en) 2004-08-31 2006-02-28 Smith International, Inc. Maintaining carburized case during neutral to the core heat treatment processes
US7931446B2 (en) * 2007-02-14 2011-04-26 X-Treme Aerospace Inc. Treatment of turbine blades to increase hardness
GB0808366D0 (en) * 2008-05-09 2008-06-18 Element Six Ltd Attachable wear resistant percussive drilling head
CN102131961B (zh) * 2008-09-29 2012-12-19 埃克斯帕斯环球技术公司 合金涂覆装置及电解电镀方法
US8316679B2 (en) 2010-10-04 2012-11-27 Siemens Industry, Inc. Boronized laying pipe
US9140123B2 (en) * 2012-04-06 2015-09-22 Caterpillar Inc. Cutting head tool for tunnel boring machine
CA3006215C (en) * 2013-05-30 2019-10-29 Frank's International, Llc Coating system for tubular gripping components
RU2522608C1 (ru) * 2013-07-05 2014-07-20 Дмитрий Юрьевич Сериков Буровое шарошечное долото
RU2543823C1 (ru) * 2014-02-05 2015-03-10 Дмитрий Юрьевич Сериков Буровое шарошечное долото
RU2567561C1 (ru) * 2014-11-21 2015-11-10 Дмитрий Юрьевич Сериков Буровое гидромониторное шарошечное долото
US9988854B2 (en) 2016-05-11 2018-06-05 Varel International Ind., L.P. Roller cone drill bit with improved erosion resistance
RU2725711C1 (ru) * 2019-06-26 2020-07-03 Дмитрий Юрьевич Сериков Наддолотный калибратор
CN112981306B (zh) * 2021-02-10 2022-09-13 厦门钨业股份有限公司 一种高风压潜孔钎具钻头及其制备方法

Also Published As

Publication number Publication date
SE7409634L (pt) 1975-02-11
SE397842B (sv) 1977-11-21
GB1455951A (en) 1976-11-17
CA1003817A (en) 1977-01-18
IT1017922B (it) 1977-08-10
US3842921A (en) 1974-10-22

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