BR6802722D0 - PERFECT HARD COATING FOR CUTTING TOOLS AND ABRASION-RESISTANT TOOLS - Google Patents

PERFECT HARD COATING FOR CUTTING TOOLS AND ABRASION-RESISTANT TOOLS

Info

Publication number
BR6802722D0
BR6802722D0 BR202722/68A BR20272268A BR6802722D0 BR 6802722 D0 BR6802722 D0 BR 6802722D0 BR 202722/68 A BR202722/68 A BR 202722/68A BR 20272268 A BR20272268 A BR 20272268A BR 6802722 D0 BR6802722 D0 BR 6802722D0
Authority
BR
Brazil
Prior art keywords
tools
abrasion
hard coating
resistant
perfect
Prior art date
Application number
BR202722/68A
Other languages
Portuguese (pt)
Inventor
A White
D Wisler
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 BR6802722D0 publication Critical patent/BR6802722D0/en

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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
    • 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
    • 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
    • Y10T428/12937—Co- or Ni-base component next to Fe-base component
    • 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
    • Y10T428/12972—Containing 0.01-1.7% carbon [i.e., steel]

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Earth Drilling (AREA)
BR202722/68A 1968-04-18 1968-09-30 PERFECT HARD COATING FOR CUTTING TOOLS AND ABRASION-RESISTANT TOOLS BR6802722D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73067168A 1968-04-18 1968-04-18

Publications (1)

Publication Number Publication Date
BR6802722D0 true BR6802722D0 (en) 1973-01-02

Family

ID=24936326

Family Applications (1)

Application Number Title Priority Date Filing Date
BR202722/68A BR6802722D0 (en) 1968-04-18 1968-09-30 PERFECT HARD COATING FOR CUTTING TOOLS AND ABRASION-RESISTANT TOOLS

Country Status (2)

Country Link
US (1) US3800891A (en)
BR (1) BR6802722D0 (en)

Families Citing this family (112)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4312894A (en) * 1974-05-21 1982-01-26 Union Carbide Corporation Hard facing of metal substrates
US3946820A (en) * 1974-10-25 1976-03-30 Faurilda Ferne Knapp Novel cutter elements for drill bits
US4079163A (en) * 1974-11-29 1978-03-14 Nippon Steel Corporation Weldable coated steel sheet
US4066422A (en) * 1975-10-02 1978-01-03 Caterpillar Tractor Co. Wear-resistant composite material and method of making an article thereof
US4243727A (en) * 1977-04-25 1981-01-06 Hughes Tool Company Surface smoothed tool joint hardfacing
US4162392A (en) * 1977-07-13 1979-07-24 Union Carbide Corporation Hard facing of metal substrates
US4224382A (en) * 1979-01-26 1980-09-23 Union Carbide Corporation Hard facing of metal substrates
US4277108A (en) * 1979-01-29 1981-07-07 Reed Tool Company Hard surfacing for oil well tools
US4650722A (en) * 1980-06-13 1987-03-17 Union Carbide Corporation Hard faced article
US4414029A (en) * 1981-05-20 1983-11-08 Kennametal Inc. Powder mixtures for wear resistant facings and products produced therefrom
US4666797A (en) * 1981-05-20 1987-05-19 Kennametal Inc. Wear resistant facings for couplings
US4597456A (en) * 1984-07-23 1986-07-01 Cdp, Ltd. Conical cutters for drill bits, and processes to produce same
US4938991A (en) * 1987-03-25 1990-07-03 Dresser Industries, Inc. Surface protection method and article formed thereby
US4814234A (en) * 1987-03-25 1989-03-21 Dresser Industries Surface protection method and article formed thereby
US4726432A (en) * 1987-07-13 1988-02-23 Hughes Tool Company-Usa Differentially hardfaced rock bit
US4836307A (en) * 1987-12-29 1989-06-06 Smith International, Inc. Hard facing for milled tooth rock bits
US4944774A (en) * 1987-12-29 1990-07-31 Smith International, Inc. Hard facing for milled tooth rock bits
US5201376A (en) * 1992-04-22 1993-04-13 Dresser Industries, Inc. Rock bit with improved gage insert
US5452771A (en) * 1994-03-31 1995-09-26 Dresser Industries, Inc. Rotary drill bit with improved cutter and seal protection
US5445231A (en) * 1994-07-25 1995-08-29 Baker Hughes Incorporated Earth-burning bit having an improved hard-faced tooth structure
US5606895A (en) * 1994-08-08 1997-03-04 Dresser Industries, Inc. Method for manufacture and rebuild a rotary drill bit
US5439067B1 (en) * 1994-08-08 1997-03-04 Dresser Ind Rock bit with enhanced fluid return area
US5439068B1 (en) * 1994-08-08 1997-01-14 Dresser Ind Modular rotary drill bit
US5595255A (en) * 1994-08-08 1997-01-21 Dresser Industries, Inc. Rotary cone drill bit with improved support arms
US6547017B1 (en) * 1994-09-07 2003-04-15 Smart Drilling And Completion, Inc. Rotary drill bit compensating for changes in hardness of geological formations
US5615747A (en) * 1994-09-07 1997-04-01 Vail, Iii; William B. Monolithic self sharpening rotary drill bit having tungsten carbide rods cast in steel alloys
US5492186A (en) * 1994-09-30 1996-02-20 Baker Hughes Incorporated Steel tooth bit with a bi-metallic gage hardfacing
US5663512A (en) * 1994-11-21 1997-09-02 Baker Hughes Inc. Hardfacing composition for earth-boring bits
US5553681A (en) * 1994-12-07 1996-09-10 Dresser Industries, Inc. Rotary cone drill bit with angled ramps
US5547033A (en) * 1994-12-07 1996-08-20 Dresser Industries, Inc. Rotary cone drill bit and method for enhanced lifting of fluids and cuttings
US5755297A (en) * 1994-12-07 1998-05-26 Dresser Industries, Inc. Rotary cone drill bit with integral stabilizers
US5667903A (en) * 1995-05-10 1997-09-16 Dresser Industries, Inc. Method of hard facing a substrate, and weld rod used in hard facing a substrate
US5579856A (en) * 1995-06-05 1996-12-03 Dresser Industries, Inc. Gage surface and method for milled tooth cutting structure
US5641029A (en) * 1995-06-06 1997-06-24 Dresser Industries, Inc. Rotary cone drill bit modular arm
US5755299A (en) * 1995-08-03 1998-05-26 Dresser Industries, Inc. Hardfacing with coated diamond particles
USD384084S (en) * 1995-09-12 1997-09-23 Dresser Industries, Inc. Rotary cone drill bit
US5653299A (en) * 1995-11-17 1997-08-05 Camco International Inc. Hardmetal facing for rolling cutter drill bit
US5944127A (en) * 1996-02-02 1999-08-31 Smith International, Inc. Hardfacing material for rock bits
US5715899A (en) * 1996-02-02 1998-02-10 Smith International, Inc. Hard facing material for rock bits
US5791422A (en) * 1996-03-12 1998-08-11 Smith International, Inc. Rock bit with hardfacing material incorporating spherical cast carbide particles
US5740872A (en) * 1996-07-01 1998-04-21 Camco International Inc. Hardfacing material for rolling cutter drill bits
US5791423A (en) * 1996-08-02 1998-08-11 Baker Hughes Incorporated Earth-boring bit having an improved hard-faced tooth structure
WO1999018326A1 (en) * 1997-10-06 1999-04-15 Excavation Engineering Associates, Inc. Small disc cutters, and drill bits, cutterheads, and tunnel boring machines employing such rolling disc cutters
US5967248A (en) 1997-10-14 1999-10-19 Camco International Inc. Rock bit hardmetal overlay and process of manufacture
US6138779A (en) * 1998-01-16 2000-10-31 Dresser Industries, Inc. Hardfacing having coated ceramic particles or coated particles of other hard materials placed on a rotary cone cutter
US6102140A (en) * 1998-01-16 2000-08-15 Dresser Industries, Inc. Inserts and compacts having coated or encrusted diamond particles
US6170583B1 (en) 1998-01-16 2001-01-09 Dresser Industries, Inc. Inserts and compacts having coated or encrusted cubic boron nitride particles
ZA99430B (en) * 1998-01-23 1999-07-21 Smith International Hardfacing rock bit cones for erosion protection.
US6206116B1 (en) 1998-07-13 2001-03-27 Dresser Industries, Inc. Rotary cone drill bit with machined cutting structure
US6220117B1 (en) 1998-08-18 2001-04-24 Baker Hughes Incorporated Methods of high temperature infiltration of drill bits and infiltrating binder
US6241036B1 (en) 1998-09-16 2001-06-05 Baker Hughes Incorporated Reinforced abrasive-impregnated cutting elements, drill bits including same
US6227314B1 (en) * 1999-04-29 2001-05-08 Baker Hughes, Inc. Inclined leg earth-boring bit
US6248149B1 (en) * 1999-05-11 2001-06-19 Baker Hughes Incorporated Hardfacing composition for earth-boring bits using macrocrystalline tungsten carbide and spherical cast carbide
CA2314114C (en) * 1999-07-19 2007-04-10 Smith International, Inc. Improved rock drill bit with neck protection
US6530441B1 (en) * 2000-06-27 2003-03-11 Smith International, Inc. Cutting element geometry for roller cone drill bit
US6651756B1 (en) 2000-11-17 2003-11-25 Baker Hughes Incorporated Steel body drill bits with tailored hardfacing structural elements
US6659206B2 (en) 2001-10-29 2003-12-09 Smith International, Inc. Hardfacing composition for rock bits
US6766870B2 (en) 2002-08-21 2004-07-27 Baker Hughes Incorporated Mechanically shaped hardfacing cutting/wear structures
US9428822B2 (en) 2004-04-28 2016-08-30 Baker Hughes Incorporated Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components
US20050211475A1 (en) * 2004-04-28 2005-09-29 Mirchandani Prakash K Earth-boring bits
US7240746B2 (en) * 2004-09-23 2007-07-10 Baker Hughes Incorporated Bit gage hardfacing
US7377340B2 (en) * 2004-10-29 2008-05-27 Smith International, Inc. Drill bit cutting elements with selectively positioned wear resistant surface
US20060237236A1 (en) * 2005-04-26 2006-10-26 Harold Sreshta Composite structure having a non-planar interface and method of making same
US7100651B1 (en) * 2005-08-09 2006-09-05 Sandvik Intellectual Property Ab Stump grinding disk and wear strips therefor
DE102005039036C5 (en) * 2005-08-18 2009-01-22 Hochtief Construction Ag Roller bits, in particular for tunnel boring machines
US7997359B2 (en) * 2005-09-09 2011-08-16 Baker Hughes Incorporated Abrasive wear-resistant hardfacing materials, drill bits and drilling tools including abrasive wear-resistant hardfacing materials
US8002052B2 (en) 2005-09-09 2011-08-23 Baker Hughes Incorporated Particle-matrix composite drill bits with hardfacing
US7597159B2 (en) 2005-09-09 2009-10-06 Baker Hughes Incorporated Drill bits and drilling tools including abrasive wear-resistant materials
US7703555B2 (en) * 2005-09-09 2010-04-27 Baker Hughes Incorporated Drilling tools having hardfacing with nickel-based matrix materials and hard particles
CA2625521C (en) * 2005-10-11 2011-08-23 Baker Hughes Incorporated System, method, and apparatus for enhancing the durability of earth-boring bits with carbide materials
US7343990B2 (en) * 2006-06-08 2008-03-18 Baker Hughes Incorporated Rotary rock bit with hardfacing to reduce cone erosion
US7950746B2 (en) * 2006-06-16 2011-05-31 Schlumberger Technology Corporation Attack tool for degrading materials
US7568770B2 (en) * 2006-06-16 2009-08-04 Hall David R Superhard composite material bonded to a steel body
US8567532B2 (en) 2006-08-11 2013-10-29 Schlumberger Technology Corporation Cutting element attached to downhole fixed bladed bit at a positive rake angle
US7946657B2 (en) * 2006-08-11 2011-05-24 Schlumberger Technology Corporation Retention for an insert
US8007051B2 (en) 2006-08-11 2011-08-30 Schlumberger Technology Corporation Shank assembly
US8215420B2 (en) * 2006-08-11 2012-07-10 Schlumberger Technology Corporation Thermally stable pointed diamond with increased impact resistance
US9051795B2 (en) 2006-08-11 2015-06-09 Schlumberger Technology Corporation Downhole drill bit
US8590644B2 (en) * 2006-08-11 2013-11-26 Schlumberger Technology Corporation Downhole drill bit
US8714285B2 (en) 2006-08-11 2014-05-06 Schlumberger Technology Corporation Method for drilling with a fixed bladed bit
US7637574B2 (en) 2006-08-11 2009-12-29 Hall David R Pick assembly
US7669674B2 (en) * 2006-08-11 2010-03-02 Hall David R Degradation assembly
US9145742B2 (en) 2006-08-11 2015-09-29 Schlumberger Technology Corporation Pointed working ends on a drill bit
US8622155B2 (en) * 2006-08-11 2014-01-07 Schlumberger Technology Corporation Pointed diamond working ends on a shear bit
RU2009111383A (en) * 2006-08-30 2010-10-10 Бейкер Хьюз Инкорпорейтед (Us) METHODS FOR APPLICATION OF WEAR-RESISTANT MATERIAL ON EXTERNAL SURFACES OF DRILLING TOOLS AND RELATED DESIGNS
US8960337B2 (en) 2006-10-26 2015-02-24 Schlumberger Technology Corporation High impact resistant tool with an apex width between a first and second transitions
US9068410B2 (en) 2006-10-26 2015-06-30 Schlumberger Technology Corporation Dense diamond body
US8657039B2 (en) * 2006-12-04 2014-02-25 Baker Hughes Incorporated Restriction element trap for use with an actuation element of a downhole apparatus and method of use
US20080149397A1 (en) * 2006-12-21 2008-06-26 Baker Hughes Incorporated System, method and apparatus for hardfacing composition for earth boring bits in highly abrasive wear conditions using metal matrix materials
US20080164070A1 (en) * 2007-01-08 2008-07-10 Smith International, Inc. Reinforcing overlay for matrix bit bodies
US7939142B2 (en) * 2007-02-06 2011-05-10 Ut-Battelle, Llc In-situ composite formation of damage tolerant coatings utilizing laser
US20080202814A1 (en) * 2007-02-23 2008-08-28 Lyons Nicholas J Earth-boring tools and cutter assemblies having a cutting element co-sintered with a cone structure, methods of using the same
US7828089B2 (en) * 2007-12-14 2010-11-09 Baker Hughes Incorporated Erosion resistant fluid passageways and flow tubes for earth-boring tools, methods of forming the same and earth-boring tools including the same
US8252225B2 (en) 2009-03-04 2012-08-28 Baker Hughes Incorporated Methods of forming erosion-resistant composites, methods of using the same, and earth-boring tools utilizing the same in internal passageways
US8540037B2 (en) * 2008-04-30 2013-09-24 Schlumberger Technology Corporation Layered polycrystalline diamond
US20090308662A1 (en) * 2008-06-11 2009-12-17 Lyons Nicholas J Method of selectively adapting material properties across a rock bit cone
WO2010002629A2 (en) * 2008-07-02 2010-01-07 Baker Hughes Incorporated Method to reduce carbide erosion of pdc cutter
US8136384B2 (en) * 2008-08-13 2012-03-20 National Oilwell Varco, L.P. Hardband wear testing system and method
EP2408993A4 (en) * 2009-03-03 2014-04-09 Baker Hughes Inc Chip deflector on a blade of a downhole reamer and methods therefor
US8839887B2 (en) * 2009-03-13 2014-09-23 Smith International, Inc. Composite sintered carbides
US8701799B2 (en) 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
US8201610B2 (en) 2009-06-05 2012-06-19 Baker Hughes Incorporated Methods for manufacturing downhole tools and downhole tool parts
US20100326740A1 (en) * 2009-06-26 2010-12-30 Hall David R Bonded Assembly Having Low Residual Stress
US8297381B2 (en) * 2009-07-13 2012-10-30 Baker Hughes Incorporated Stabilizer subs for use with expandable reamer apparatus, expandable reamer apparatus including stabilizer subs and related methods
US8945720B2 (en) * 2009-08-06 2015-02-03 National Oilwell Varco, L.P. Hard composite with deformable constituent and method of applying to earth-engaging tool
EP2571647A4 (en) 2010-05-20 2017-04-12 Baker Hughes Incorporated Methods of forming at least a portion of earth-boring tools, and articles formed by such methods
MX2012013455A (en) 2010-05-20 2013-05-01 Baker Hughes Inc Methods of forming at least a portion of earth-boring tools, and articles formed by such methods.
US8490674B2 (en) 2010-05-20 2013-07-23 Baker Hughes Incorporated Methods of forming at least a portion of earth-boring tools
US8834786B2 (en) 2010-06-30 2014-09-16 Kennametal Inc. Carbide pellets for wear resistant applications
US8997900B2 (en) 2010-12-15 2015-04-07 National Oilwell DHT, L.P. In-situ boron doped PDC element
EP2668362B1 (en) 2011-01-28 2020-01-01 Baker Hughes, a GE company, LLC Non-magnetic drill string member with non-magnetic hardfacing and method of making the same
WO2015066418A1 (en) 2013-10-31 2015-05-07 Vermeer Manufacturing Company Hardfacing incorporating carbide particles

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2407642A (en) * 1945-11-23 1946-09-17 Hughes Tool Co Method of treating cutter teeth
US2660405A (en) * 1947-07-11 1953-11-24 Hughes Tool Co Cutting tool and method of making
US2887302A (en) * 1956-08-31 1959-05-19 Dresser Operations Inc Bit and cutter therefor
US2833520A (en) * 1957-01-07 1958-05-06 Robert G Owen Annular mill for use in oil wells
US2939684A (en) * 1957-03-22 1960-06-07 Hughes Tool Co Cutter for well drills
US3120285A (en) * 1961-02-01 1964-02-04 Jersey Prod Res Co Stabilized drill bit
US3165822A (en) * 1963-08-07 1965-01-19 Metal Carbides Corp Tungsten carbide tool manufacture
US3279049A (en) * 1963-12-05 1966-10-18 Chromalloy Corp Method for bonding a sintered refractory carbide body to a metalliferous surface
DE1219239B (en) * 1964-05-06 1966-06-16 Deutsche Edelstahlwerke Ag Sintered, steel-bonded carbide hard alloy

Also Published As

Publication number Publication date
US3800891A (en) 1974-04-02

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