FI935559A0 - Foerfarande foer faestning av haordmetallstift i en borrkrona och en borrkrona - Google Patents

Foerfarande foer faestning av haordmetallstift i en borrkrona och en borrkrona

Info

Publication number
FI935559A0
FI935559A0 FI935559A FI935559A FI935559A0 FI 935559 A0 FI935559 A0 FI 935559A0 FI 935559 A FI935559 A FI 935559A FI 935559 A FI935559 A FI 935559A FI 935559 A0 FI935559 A0 FI 935559A0
Authority
FI
Finland
Prior art keywords
borrkrona
foer
haordmetallstift
faestning
farande
Prior art date
Application number
FI935559A
Other languages
English (en)
Other versions
FI935559A (fi
Inventor
Teijo Hulkkonen
Original Assignee
Robit Rocktools Ab Oy
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
Priority claimed from FI932727A external-priority patent/FI93386C/fi
Application filed by Robit Rocktools Ab Oy filed Critical Robit Rocktools Ab Oy
Priority to FI935559A priority Critical patent/FI935559A/fi
Publication of FI935559A0 publication Critical patent/FI935559A0/fi
Priority to US08/557,181 priority patent/US5746281A/en
Priority to AU68479/94A priority patent/AU6847994A/en
Priority to PCT/FI1994/000253 priority patent/WO1994029564A1/en
Publication of FI935559A publication Critical patent/FI935559A/fi
Priority to SE9504477A priority patent/SE512404C2/sv

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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Heat Treatment Of Articles (AREA)
FI935559A 1993-06-14 1993-12-10 Menetelmä kovametallinastojen kiinnittämiseksi porakruunuun ja porakruunu FI935559A (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI935559A FI935559A (fi) 1993-06-14 1993-12-10 Menetelmä kovametallinastojen kiinnittämiseksi porakruunuun ja porakruunu
US08/557,181 US5746281A (en) 1993-06-14 1994-06-13 Method for mounting hard metal buttons in a drill bit
AU68479/94A AU6847994A (en) 1993-06-14 1994-06-13 A method for mounting hard metal buttons in a drill bit and a drill bit
PCT/FI1994/000253 WO1994029564A1 (en) 1993-06-14 1994-06-13 A method for mounting hard metal buttons in a drill bit and a drill bit
SE9504477A SE512404C2 (sv) 1993-06-14 1995-12-14 Förfarande för infästning av hårdmetallstift i en borrkrona och en borrkrona

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI932727A FI93386C (fi) 1993-06-14 1993-06-14 Menetelmä kovametallinastojen kiinnittämiseksi porakruunuun ja porakruunu
FI935559A FI935559A (fi) 1993-06-14 1993-12-10 Menetelmä kovametallinastojen kiinnittämiseksi porakruunuun ja porakruunu

Publications (2)

Publication Number Publication Date
FI935559A0 true FI935559A0 (fi) 1993-12-10
FI935559A FI935559A (fi) 1994-12-15

Family

ID=26159515

Family Applications (1)

Application Number Title Priority Date Filing Date
FI935559A FI935559A (fi) 1993-06-14 1993-12-10 Menetelmä kovametallinastojen kiinnittämiseksi porakruunuun ja porakruunu

Country Status (5)

Country Link
US (1) US5746281A (fi)
AU (1) AU6847994A (fi)
FI (1) FI935559A (fi)
SE (1) SE512404C2 (fi)
WO (1) WO1994029564A1 (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5890402A (en) * 1997-04-29 1999-04-06 Hill Engineering, Inc. Method of making tool dies
US20050257963A1 (en) * 2004-05-20 2005-11-24 Joseph Tucker Self-Aligning Insert for Drill Bits
AU2005202371B2 (en) * 2005-05-31 2010-09-23 Sandvik Intellectual Property Ab Method for manufacturing a cutting pick
US7681668B2 (en) * 2007-03-30 2010-03-23 Baker Hughes Incorporated Shrink-fit sleeve assembly for a drill bit, including nozzle assembly and method therefor
US20100288563A1 (en) * 2009-05-14 2010-11-18 Smith Redd H Methods of use of particulate materials in conjunction with braze alloys and resulting structures
JOP20200150A1 (ar) 2011-04-06 2017-06-16 Esco Group Llc قطع غيار بأوجه مقواه باستخدام عملية التقسية المصلدة والطريقة والتجميع المرافق للتصنيع
CA2860627A1 (en) 2012-01-31 2013-08-08 Esco Corporation Wear resistant material and system and method of creating a wear resistant material
USD775676S1 (en) * 2015-07-13 2017-01-03 Edward Matti Button drill bit
PL441718A1 (pl) * 2022-07-12 2024-01-15 Politechnika Śląska Koronka wiertnicza

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB664983A (en) * 1949-08-24 1952-01-16 Brian Exley Berry Improvements in and relating to tool tipping
US2707619A (en) * 1950-06-22 1955-05-03 Sandvikens Jernverks Ab Percussion drills
US2750156A (en) * 1952-09-16 1956-06-12 Ingersoll Rand Co Rock drilling tool
US3294186A (en) * 1964-06-22 1966-12-27 Tartan Ind Inc Rock bits and methods of making the same
SE303417B (fi) * 1967-11-27 1968-08-26 Fagersta Bruks Ab
GB1276331A (en) * 1969-09-15 1972-06-01 Ingersoll Rand Co Drill bit and method and apparatus for making same
ZA77339B (en) * 1977-01-20 1978-04-26 Boart Int Ltd Brazing inserts
US4350215A (en) * 1978-09-18 1982-09-21 Nl Industries Inc. Drill bit and method of manufacture
GB2087949B (en) * 1980-11-24 1984-11-14 Padley & Venables Ltd Cutting tools
US4453605A (en) * 1981-04-30 1984-06-12 Nl Industries, Inc. Drill bit and method of metallurgical and mechanical holding of cutters in a drill bit
US4538690A (en) * 1983-02-22 1985-09-03 Nl Industries, Inc. PDC cutter and bit
US4570725A (en) * 1984-01-31 1986-02-18 Nl Industries, Inc. Drill bit cutter
US4676124A (en) * 1986-07-08 1987-06-30 Dresser Industries, Inc. Drag bit with improved cutter mount
US4867015A (en) * 1986-12-23 1989-09-19 Sandvik Rock Tools, Inc. Rock drilling bit and a method of producing the same
US4744270A (en) * 1987-06-19 1988-05-17 Edward Vezirian Method for thermally fitting hard teeth in rock bits
GB8725670D0 (en) * 1987-11-03 1987-12-09 Reed Tool Co Manufacture of rotary drill bits
US4887493A (en) * 1988-07-13 1989-12-19 Reed Tool Company Roller cutter drill bit and method of forming
SE469395B (sv) * 1988-07-28 1993-06-28 Sandvik Ab Borrkrona med haardmetallskaer
DE4036777A1 (de) * 1990-11-17 1992-05-21 Hilti Ag Hartmetall- bzw. hartstoffbestueckte bohr-, meissel- und trennwerkzeuge
US5131481A (en) * 1990-12-19 1992-07-21 Kennametal Inc. Insert having a surface of carbide particles

Also Published As

Publication number Publication date
FI935559A (fi) 1994-12-15
SE9504477L (sv) 1996-01-08
AU6847994A (en) 1995-01-03
US5746281A (en) 1998-05-05
WO1994029564A1 (en) 1994-12-22
SE9504477D0 (sv) 1995-12-14
SE512404C2 (sv) 2000-03-13

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