CA1237122A - Outil a mises de coupe rapportees par voie metallurgique, pour la foration dans le roc - Google Patents

Outil a mises de coupe rapportees par voie metallurgique, pour la foration dans le roc

Info

Publication number
CA1237122A
CA1237122A CA000475943A CA475943A CA1237122A CA 1237122 A CA1237122 A CA 1237122A CA 000475943 A CA000475943 A CA 000475943A CA 475943 A CA475943 A CA 475943A CA 1237122 A CA1237122 A CA 1237122A
Authority
CA
Canada
Prior art keywords
alloys
drag bit
core
cladding
percent
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000475943A
Other languages
English (en)
Inventor
William J. Salesky
Karl O. Kuhn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Smith International Inc
Original Assignee
Smith International 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 Smith International Inc filed Critical Smith International Inc
Application granted granted Critical
Publication of CA1237122A publication Critical patent/CA1237122A/fr
Expired legal-status Critical Current

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
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline 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
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
    • 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
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Earth Drilling (AREA)
CA000475943A 1984-03-28 1985-03-07 Outil a mises de coupe rapportees par voie metallurgique, pour la foration dans le roc Expired CA1237122A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US59444984A 1984-03-28 1984-03-28
US594,449 1984-03-28

Publications (1)

Publication Number Publication Date
CA1237122A true CA1237122A (fr) 1988-05-24

Family

ID=24378906

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000475943A Expired CA1237122A (fr) 1984-03-28 1985-03-07 Outil a mises de coupe rapportees par voie metallurgique, pour la foration dans le roc

Country Status (3)

Country Link
CA (1) CA1237122A (fr)
GB (1) GB2158101A (fr)
IT (1) IT1184061B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6517902B2 (en) 1998-05-27 2003-02-11 Camco International (Uk) Limited Methods of treating preform elements
GB9811213D0 (en) * 1998-05-27 1998-07-22 Camco Int Uk Ltd Methods of treating preform elements
US20050077090A1 (en) * 2003-08-13 2005-04-14 Ramamurthy Viswanadham Apparatus and method for selective laser-applied cladding
EP4095349B1 (fr) * 2021-05-25 2024-01-31 AB Tunnelling Srl Outil de forage mecanique, en particulier pour la construction de tunnels, et son procede de creation
WO2022272092A1 (fr) * 2021-06-25 2022-12-29 Schlumberger Technology Corporation Insert résistant à l'érosion pour trépans

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1290980A (fr) * 1970-10-13 1972-09-27
GB1460592A (en) * 1973-05-19 1977-01-06 Girling Ltd Method of manufacturing a friction disc
GB1460591A (en) * 1973-05-19 1977-01-06 Girling Ltd Friction plates
GB2007720B (en) * 1977-09-27 1982-08-18 Nippon Tungsten Cemented carbide layer

Also Published As

Publication number Publication date
IT8567304A1 (it) 1986-09-27
IT1184061B (it) 1987-10-22
GB2158101A (en) 1985-11-06
GB8506221D0 (en) 1985-04-11
IT8567304A0 (it) 1985-03-27

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Legal Events

Date Code Title Description
MKEX Expiry