ITTO20000355A0 - Trattamento superficiale per inserto in carburo di tungsteno. - Google Patents

Trattamento superficiale per inserto in carburo di tungsteno.

Info

Publication number
ITTO20000355A0
ITTO20000355A0 IT2000TO000355A ITTO20000355A ITTO20000355A0 IT TO20000355 A0 ITTO20000355 A0 IT TO20000355A0 IT 2000TO000355 A IT2000TO000355 A IT 2000TO000355A IT TO20000355 A ITTO20000355 A IT TO20000355A IT TO20000355 A0 ITTO20000355 A0 IT TO20000355A0
Authority
IT
Italy
Prior art keywords
surface treatment
tungsten carbide
carbide insert
insert
tungsten
Prior art date
Application number
IT2000TO000355A
Other languages
English (en)
Inventor
Anil Kumar
James L Overstreet
Original Assignee
Baker Hughes 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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of ITTO20000355A0 publication Critical patent/ITTO20000355A0/it
Publication of ITTO20000355A1 publication Critical patent/ITTO20000355A1/it
Application granted granted Critical
Publication of IT1320044B1 publication Critical patent/IT1320044B1/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/004—Machines or devices using grinding or polishing belts; Accessories therefor using abrasive rolled strips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/02—Machines or devices using grinding or polishing belts; Accessories therefor for grinding rotationally symmetrical surfaces
    • 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
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • C23C30/005—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process on hard metal substrates
    • 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
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Drilling Tools (AREA)
  • Carbon And Carbon Compounds (AREA)
IT2000TO000355A 1999-04-16 2000-04-17 Trattamento superficiale per inserto in carburo di tungsteno. IT1320044B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12971899P 1999-04-16 1999-04-16

Publications (3)

Publication Number Publication Date
ITTO20000355A0 true ITTO20000355A0 (it) 2000-04-17
ITTO20000355A1 ITTO20000355A1 (it) 2001-10-17
IT1320044B1 IT1320044B1 (it) 2003-11-12

Family

ID=22441265

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000TO000355A IT1320044B1 (it) 1999-04-16 2000-04-17 Trattamento superficiale per inserto in carburo di tungsteno.

Country Status (3)

Country Link
US (1) US6371225B1 (it)
GB (1) GB2348899B (it)
IT (1) IT1320044B1 (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE515294C2 (sv) 1999-11-25 2001-07-09 Sandvik Ab Bergborrkrona och stift för slående borrning samt metod att tillverka en bergborrkrona för slående borrning
SE516432C2 (sv) * 2000-05-03 2002-01-15 Sandvik Ab Rullborrkrona för roterande krossande bergborrning och metod för att tillverka rullborrkronan samt krossande organ för roterande, krossande borrning
US6766870B2 (en) * 2002-08-21 2004-07-27 Baker Hughes Incorporated Mechanically shaped hardfacing cutting/wear structures
US20050257963A1 (en) * 2004-05-20 2005-11-24 Joseph Tucker Self-Aligning Insert for Drill Bits
US20060147631A1 (en) * 2005-01-04 2006-07-06 Lev Leonid C Method for making diamond coated substrates, articles made therefrom, and method of drilling
US7549912B2 (en) * 2005-08-04 2009-06-23 Smith International, Inc. Method of finishing cutting elements
US8021721B2 (en) * 2006-05-01 2011-09-20 Smith International, Inc. Composite coating with nanoparticles for improved wear and lubricity in down hole tools
DE102007037887B3 (de) * 2007-08-14 2008-11-13 Ab Skf Beschichtung
WO2012149086A2 (en) 2011-04-26 2012-11-01 Smith International, Inc. Polycrystalline diamond compact cutters with conic shaped end
CN103635654B (zh) 2011-04-26 2017-07-07 史密斯国际有限公司 在固定切割器钻头中使用套管、压缩弹簧、和/或销/球附连滚动切割器的方法
CN113070689A (zh) * 2021-03-26 2021-07-06 中建新疆建工集团第五建筑工程有限公司 一种剪力墙拉片的剪断装置和使用方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4211508A (en) 1974-07-03 1980-07-08 Hughes Tool Company Earth boring tool with improved inserts
US4593776A (en) * 1984-03-28 1986-06-10 Smith International, Inc. Rock bits having metallurgically bonded cutter inserts
US5355750A (en) 1991-03-01 1994-10-18 Baker Hughes Incorporated Rolling cone bit with improved wear resistant inserts
US5379854A (en) 1993-08-17 1995-01-10 Dennis Tool Company Cutting element for drill bits
US5370195A (en) * 1993-09-20 1994-12-06 Smith International, Inc. Drill bit inserts enhanced with polycrystalline diamond
US5379853A (en) 1993-09-20 1995-01-10 Smith International, Inc. Diamond drag bit cutting elements
US6170583B1 (en) * 1998-01-16 2001-01-09 Dresser Industries, Inc. Inserts and compacts having coated or encrusted cubic boron nitride particles

Also Published As

Publication number Publication date
GB2348899A (en) 2000-10-18
GB0009246D0 (en) 2000-05-31
ITTO20000355A1 (it) 2001-10-17
GB2348899B (en) 2003-05-14
IT1320044B1 (it) 2003-11-12
US6371225B1 (en) 2002-04-16

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