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BR9103102A - Elemento de diamante e processo para sua producao,e artigo de fabricacao - Google Patents

Elemento de diamante e processo para sua producao,e artigo de fabricacao

Info

Publication number
BR9103102A
BR9103102A BR919103102A BR9103102A BR9103102A BR 9103102 A BR9103102 A BR 9103102A BR 919103102 A BR919103102 A BR 919103102A BR 9103102 A BR9103102 A BR 9103102A BR 9103102 A BR9103102 A BR 9103102A
Authority
BR
Brazil
Prior art keywords
production
manufacturing article
diamond element
diamond
article
Prior art date
Application number
BR919103102A
Other languages
English (en)
Inventor
Sy-Hwa Chen
Jeffrey S Hansen
Original Assignee
Norton 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 Norton Co filed Critical Norton Co
Publication of BR9103102A publication Critical patent/BR9103102A/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/06Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00Materials not provided for elsewhere
    • C09K3/14Anti-slip materials; Abrasives
    • C09K3/1436Composite particles, e.g. coated particles
    • C09K3/1445Composite particles, e.g. coated particles the coating consisting exclusively of metals
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/30Self-sustaining carbon mass or layer with impregnant or other layer
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31551Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31609Particulate metal or metal compound-containing
    • Y10T428/31612As silicone, silane or siloxane
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31678Of metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Ceramic Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Chemical Vapour Deposition (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
BR919103102A 1990-07-20 1991-07-19 Elemento de diamante e processo para sua producao,e artigo de fabricacao BR9103102A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/556,069 US5126207A (en) 1990-07-20 1990-07-20 Diamond having multiple coatings and methods for their manufacture

Publications (1)

Publication Number Publication Date
BR9103102A true BR9103102A (pt) 1992-04-28

Family

ID=24219780

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919103102A BR9103102A (pt) 1990-07-20 1991-07-19 Elemento de diamante e processo para sua producao,e artigo de fabricacao

Country Status (12)

Country Link
US (2) US5126207A (pt)
EP (1) EP0467404B1 (pt)
JP (1) JP2716885B2 (pt)
KR (1) KR100226953B1 (pt)
AU (1) AU645805B2 (pt)
BR (1) BR9103102A (pt)
CA (1) CA2042777C (pt)
DE (1) DE69108318T2 (pt)
ES (1) ES2069785T3 (pt)
HK (1) HK3996A (pt)
MX (1) MX173998B (pt)
ZA (1) ZA913931B (pt)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6083570A (en) * 1987-03-31 2000-07-04 Lemelson; Jerome H. Synthetic diamond coatings with intermediate amorphous metal bonding layers and methods of applying such coatings
DE4111238A1 (de) * 1991-04-08 1992-10-15 Hilti Ag Werkzeug zur zerspanung von werkstoffen
SE503038C2 (sv) * 1993-07-09 1996-03-11 Sandvik Ab Diamantbelagt skärande verktyg av hårdmetall eller keramik
US5514242A (en) * 1993-12-30 1996-05-07 Saint Gobain/Norton Industrial Ceramics Corporation Method of forming a heat-sinked electronic component
US5620754A (en) * 1994-01-21 1997-04-15 Qqc, Inc. Method of treating and coating substrates
US5554415A (en) * 1994-01-18 1996-09-10 Qqc, Inc. Substrate coating techniques, including fabricating materials on a surface of a substrate
US5731046A (en) * 1994-01-18 1998-03-24 Qqc, Inc. Fabrication of diamond and diamond-like carbon coatings
US5507987A (en) * 1994-04-28 1996-04-16 Saint Gobain/Norton Industrial Ceramics Corp. Method of making a free-standing diamond film with reduced bowing
US6264882B1 (en) * 1994-05-20 2001-07-24 The Regents Of The University Of California Process for fabricating composite material having high thermal conductivity
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
US6533869B1 (en) 1995-02-15 2003-03-18 Saint-Gobain/Norton Industrial Ceramics Corporation Apparatus and method for making free standing diamond
US5714202A (en) * 1995-06-07 1998-02-03 Lemelson; Jerome H. Synthetic diamond overlays for gas turbine engine parts having thermal barrier coatings
US5688557A (en) * 1995-06-07 1997-11-18 Lemelson; Jerome H. Method of depositing synthetic diamond coatings with intermediates bonding layers
US5616372A (en) * 1995-06-07 1997-04-01 Syndia Corporation Method of applying a wear-resistant diamond coating to a substrate
US5755299A (en) * 1995-08-03 1998-05-26 Dresser Industries, Inc. Hardfacing with coated diamond particles
US5620745A (en) * 1995-12-19 1997-04-15 Saint Gobain/Norton Industrial Ceramics Corp. Method for coating a substrate with diamond film
DE69721094T2 (de) * 1996-01-26 2004-02-19 General Electric Co. Beschichtete Schleifmittel für abrasive Werkzeuge
US5871805A (en) * 1996-04-08 1999-02-16 Lemelson; Jerome Computer controlled vapor deposition processes
US5853888A (en) * 1997-04-25 1998-12-29 The United States Of America As Represented By The Secretary Of The Navy Surface modification of synthetic diamond for producing adherent thick and thin film metallizations for electronic packaging
US5879532A (en) * 1997-07-09 1999-03-09 Masco Corporation Of Indiana Process for applying protective and decorative coating on an article
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
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
US6531226B1 (en) * 1999-06-02 2003-03-11 Morgan Chemical Products, Inc. Brazeable metallizations for diamond components
US6830780B2 (en) 1999-06-02 2004-12-14 Morgan Chemical Products, Inc. Methods for preparing brazeable metallizations for diamond components
US6416560B1 (en) 1999-09-24 2002-07-09 3M Innovative Properties Company Fused abrasive bodies comprising an oxygen scavenger metal
US6319608B1 (en) * 2000-05-15 2001-11-20 General Electric Company Titanium chromium alloy coated diamond crystals for use in saw blade segments and method for their production
US6338754B1 (en) 2000-05-31 2002-01-15 Us Synthetic Corporation Synthetic gasket material
US6524357B2 (en) 2000-06-30 2003-02-25 Saint-Gobain Abrasives Technology Company Process for coating superabrasive with metal
CN100348776C (zh) 2000-06-30 2007-11-14 圣戈本磨料股份有限公司 用金属涂覆超级磨料的方法
WO2002058143A2 (en) * 2001-01-22 2002-07-25 Morgan Chemical Products, Inc. Cvd diamond enhanced microprocessor cooling system
US6575353B2 (en) 2001-02-20 2003-06-10 3M Innovative Properties Company Reducing metals as a brazing flux
JP2005517626A (ja) * 2002-02-20 2005-06-16 エレメント シックス (プロプライエタリイ)リミテッド 被覆済みダイヤモンド粒子
US7866343B2 (en) 2002-12-18 2011-01-11 Masco Corporation Of Indiana Faucet
US8555921B2 (en) 2002-12-18 2013-10-15 Vapor Technologies Inc. Faucet component with coating
US7866342B2 (en) 2002-12-18 2011-01-11 Vapor Technologies, Inc. Valve component for faucet
US6904935B2 (en) 2002-12-18 2005-06-14 Masco Corporation Of Indiana Valve component with multiple surface layers
US8220489B2 (en) 2002-12-18 2012-07-17 Vapor Technologies Inc. Faucet with wear-resistant valve component
US20040137229A1 (en) * 2003-01-09 2004-07-15 General Electric Company Autocatalytic nickel-boron coating process for diamond particles
US7195817B2 (en) * 2003-09-29 2007-03-27 General Motors Corporation Diamond coated article and method of its production
US20080034669A1 (en) * 2004-01-15 2008-02-14 David Patrick Egan Coated Abrasives
WO2005078040A1 (en) * 2004-01-15 2005-08-25 Element Six Limited Coated abrasives
CA2553564C (en) * 2004-01-15 2012-08-07 Element Six Limited Coated abrasives
WO2005078042A1 (en) * 2004-01-15 2005-08-25 Element Six Limited Coated abrasives
US7497280B2 (en) * 2005-01-27 2009-03-03 Baker Hughes Incorporated Abrasive-impregnated cutting structure having anisotropic wear resistance and drag bit including same
US20070026205A1 (en) 2005-08-01 2007-02-01 Vapor Technologies Inc. Article having patterned decorative coating
US20080187769A1 (en) * 2006-04-13 2008-08-07 3M Innovative Properties Metal-coated superabrasive material and methods of making the same
US7810588B2 (en) * 2007-02-23 2010-10-12 Baker Hughes Incorporated Multi-layer encapsulation of diamond grit for use in earth-boring bits
WO2008142656A1 (en) * 2007-05-22 2008-11-27 Element Six Limited Coated cbn
GB0903822D0 (en) 2009-03-06 2009-04-22 Element Six Ltd Polycrystalline diamond body
US8220567B2 (en) * 2009-03-13 2012-07-17 Baker Hughes Incorporated Impregnated bit with improved grit protrusion
AR099053A1 (es) 2014-01-10 2016-06-29 Esco Corp Partículas de desgaste encapsuladas
EP3453476A1 (en) 2014-10-29 2019-03-13 Sumitomo Electric Industries, Ltd. Composite diamond body and composite diamond tool
US11167375B2 (en) 2018-08-10 2021-11-09 The Research Foundation For The State University Of New York Additive manufacturing processes and additively manufactured products
CN114150364B (zh) * 2021-12-03 2023-10-27 长安大学 一种金刚石表面改性的方法
CN118726919A (zh) * 2024-07-04 2024-10-01 南京瑞为新材料科技有限公司 一种基于真空微蒸发的离子束溅射金刚石双镀层制备方法

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB712057A (en) * 1950-12-01 1954-07-14 Gasaccumulator Svenska Ab Improvements in or relating to granular products and method of manufacture thereof
US3528788A (en) * 1967-07-03 1970-09-15 Engelhard Ind Inc Etched metal coated diamond grains in grinding wheels
CH458972A (de) * 1967-07-19 1968-06-30 Balzers Patent Beteilig Ag Verfahren zur Herstellung von Schneid- und Schleifwerkzeugen
US3596649A (en) * 1968-04-04 1971-08-03 J K Smit & Sons Inc Abrasive tool and process of manufacture
US3650714A (en) * 1969-03-04 1972-03-21 Permattach Diamond Tool Corp A method of coating diamond particles with metal
US3826630A (en) * 1970-04-23 1974-07-30 De Beers Cons Mines Ltd Coating for diamonds
US3929432A (en) * 1970-05-29 1975-12-30 De Beers Ind Diamond Diamond particle having a composite coating of titanium and a metal layer
US3879901A (en) * 1970-06-24 1975-04-29 De Beers Ind Diamond Metal-coated diamonds in a metal alloy matrix
US3852078A (en) * 1970-12-24 1974-12-03 M Wakatsuki Mass of polycrystalline cubic system boron nitride and composites of polycrystalline cubic system boron nitride and other hard materials, and processes for manufacturing the same
US3871840A (en) * 1972-01-24 1975-03-18 Christensen Diamond Prod Co Abrasive particles encapsulated with a metal envelope of allotriomorphic dentrites
US3841852A (en) * 1972-01-24 1974-10-15 Christensen Diamond Prod Co Abraders, abrasive particles and methods for producing same
GB1388172A (en) * 1972-03-22 1975-03-26 De Beers Ind Diamond Metal coating of diamonds
US3757878A (en) * 1972-08-24 1973-09-11 Christensen Diamond Prod Co Drill bits and method of producing drill bits
GB1425559A (en) * 1972-09-01 1976-02-18 Wyeth John & Brother Ltd Pyridine tetrahydropyridine and piperidine derivatives
US4142869A (en) * 1973-12-29 1979-03-06 Vereschagin Leonid F Compact-grained diamond material
US4011064A (en) * 1975-07-28 1977-03-08 General Electric Company Modifying the surface of cubic boron nitride particles
US4184853A (en) * 1976-04-21 1980-01-22 Andropov Jury I Individual abrasive grains with a silicon-base alloy coating
US4278448A (en) * 1977-06-09 1981-07-14 Hiroshi Ishizuka Diamond abrasive grits
ZA781390B (en) * 1978-03-09 1979-04-25 De Beers Ind Diamond The metal coating of abrasive particles
DE2964512D1 (en) * 1978-12-18 1983-02-17 De Beers Ind Diamond Coated abrasive pellets and method of making same
US4255165A (en) * 1978-12-22 1981-03-10 General Electric Company Composite compact of interleaved polycrystalline particles and cemented carbide masses
US4403015A (en) * 1979-10-06 1983-09-06 Sumitomo Electric Industries, Ltd. Compound sintered compact for use in a tool and the method for producing the same
US4259090A (en) * 1979-11-19 1981-03-31 General Electric Company Method of making diamond compacts for rock drilling
US4534934A (en) * 1980-02-29 1985-08-13 General Electric Company Axial sweep-through process for preparing diamond wire die compacts
JPS5739106A (en) * 1980-08-14 1982-03-04 Hiroshi Ishizuka Production of diamond ultrahard alloy composite
CA1193870A (en) * 1980-08-14 1985-09-24 Peter N. Tomlinson Abrasive product
US4396677A (en) * 1980-10-24 1983-08-02 Josef Intrater Metal, carbon, carbide and other composites thereof
JPS58110495A (ja) * 1981-12-22 1983-07-01 Matsushita Electric Ind Co Ltd ダイヤモンドメツキ法
US4435189A (en) * 1982-01-15 1984-03-06 General Electric Company Method of preparing rough textured metal coated abrasives and product resulting therefrom
WO1986001433A1 (en) * 1984-08-24 1986-03-13 The Australian National University Diamond compacts and process for making same
US4605343A (en) * 1984-09-20 1986-08-12 General Electric Company Sintered polycrystalline diamond compact construction with integral heat sink
DE3620901A1 (de) * 1986-06-21 1988-01-14 Krupp Gmbh Schneidwerkzeug
US4741973A (en) * 1986-12-15 1988-05-03 United Technologies Corporation Silicon carbide abrasive particles having multilayered coating
JPS63156082A (ja) * 1986-12-19 1988-06-29 日本油脂株式会社 高硬度焼結体
DE3706340A1 (de) * 1987-02-27 1988-09-08 Winter & Sohn Ernst Verfahren zum auftragen einer verschleissschutzschicht und danach hergestelltes erzeugnis
US4960643A (en) * 1987-03-31 1990-10-02 Lemelson Jerome H Composite synthetic materials
US4766040A (en) * 1987-06-26 1988-08-23 Sandvik Aktiebolag Temperature resistant abrasive polycrystalline diamond bodies
DE3868451D1 (de) * 1987-07-29 1992-03-26 Sumitomo Electric Industries Verfahren zur verbindung eines sinterkoerpers aus kubischem bornitrid.
AT387988B (de) * 1987-08-31 1989-04-10 Plansee Tizit Gmbh Verfahren zur herstellung mehrlagig beschichteter hartmetallteile
US4776862A (en) * 1987-12-08 1988-10-11 Wiand Ronald C Brazing of diamond
US4931363A (en) * 1988-02-22 1990-06-05 General Electric Company Brazed thermally-stable polycrystalline diamond compact workpieces
US5011514A (en) * 1988-07-29 1991-04-30 Norton Company Cemented and cemented/sintered superabrasive polycrystalline bodies and methods of manufacture thereof
US4916869A (en) * 1988-08-01 1990-04-17 L. R. Oliver & Company, Inc. Bonded abrasive grit structure
US5024680A (en) * 1988-11-07 1991-06-18 Norton Company Multiple metal coated superabrasive grit and methods for their manufacture
US4968326A (en) * 1989-10-10 1990-11-06 Wiand Ronald C Method of brazing of diamond to substrate

Also Published As

Publication number Publication date
ES2069785T3 (es) 1995-05-16
ZA913931B (en) 1992-04-29
EP0467404A1 (en) 1992-01-22
AU645805B2 (en) 1994-01-27
US5224969A (en) 1993-07-06
JP2716885B2 (ja) 1998-02-18
MX173998B (es) 1994-04-23
US5126207A (en) 1992-06-30
KR920002821A (ko) 1992-02-28
HK3996A (en) 1996-01-19
DE69108318D1 (de) 1995-04-27
DE69108318T2 (de) 1995-07-27
EP0467404B1 (en) 1995-03-22
CA2042777C (en) 1998-12-29
KR100226953B1 (ko) 1999-10-15
AU7710391A (en) 1992-01-23
JPH04232282A (ja) 1992-08-20
CA2042777A1 (en) 1992-01-21

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 19/07/2011