ATE219407T1 - Bohrerrohling - Google Patents

Bohrerrohling

Info

Publication number
ATE219407T1
ATE219407T1 AT98301943T AT98301943T ATE219407T1 AT E219407 T1 ATE219407 T1 AT E219407T1 AT 98301943 T AT98301943 T AT 98301943T AT 98301943 T AT98301943 T AT 98301943T AT E219407 T1 ATE219407 T1 AT E219407T1
Authority
AT
Austria
Prior art keywords
drill
cemented carbide
blank
recess
abrasive compact
Prior art date
Application number
AT98301943T
Other languages
English (en)
Inventor
Klaus Tank
Iakovos Sigalas
Original Assignee
De Beers Ind Diamond
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 De Beers Ind Diamond filed Critical De Beers Ind Diamond
Application granted granted Critical
Publication of ATE219407T1 publication Critical patent/ATE219407T1/de

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
    • E21B10/5676—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a cutting face with different segments, e.g. mosaic-type inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
    • B23B2222/28—Details of hard metal, i.e. cemented carbide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
    • B23B2228/12—Abrasive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/011—Micro drills
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S76/00—Metal tools and implements, making
    • Y10S76/11—Tungsten and tungsten carbide
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S76/00—Metal tools and implements, making
    • Y10S76/12—Diamond tools
    • 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
    • Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling Tools (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Powder Metallurgy (AREA)
AT98301943T 1997-03-17 1998-03-16 Bohrerrohling ATE219407T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA972282 1997-03-17

Publications (1)

Publication Number Publication Date
ATE219407T1 true ATE219407T1 (de) 2002-07-15

Family

ID=25586304

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98301943T ATE219407T1 (de) 1997-03-17 1998-03-16 Bohrerrohling

Country Status (6)

Country Link
US (1) US6055886A (de)
EP (1) EP0865864B1 (de)
JP (1) JPH10328941A (de)
AT (1) ATE219407T1 (de)
DE (1) DE69806079T2 (de)
ZA (1) ZA982007B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI2519378T1 (sl) * 2009-12-31 2014-02-28 Diamond Innovations, Inc. Surovec za izdelavo obdelovalnega orodja in postopek uporabe surovca za izdelavo obdelovalnega orodja

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4629373A (en) * 1983-06-22 1986-12-16 Megadiamond Industries, Inc. Polycrystalline diamond body with enhanced surface irregularities
SE452124B (sv) * 1984-06-19 1987-11-16 Kloster Speedsteel Ab Emne till verktygsmatris av kompoundstal och sett att framstella dylikt
ZA863979B (en) * 1985-06-13 1987-01-28 De Beers Ind Diamond A method of making a blank of a drill bit
IE59168B1 (en) * 1985-11-04 1994-01-12 De Beers Ind Diamond Method of making a drill blank
JPS63251130A (ja) * 1987-04-06 1988-10-18 Toshiba Tungaloy Co Ltd 小径ドリルの製造方法
AU647549B2 (en) * 1990-11-26 1994-03-24 De Beers Industrial Diamond Division (Proprietary) Limited Cutting insert for a rotary cutting tool
US5279375A (en) * 1992-03-04 1994-01-18 Baker Hughes Incorporated Multidirectional drill bit cutter
US5443337A (en) * 1993-07-02 1995-08-22 Katayama; Ichiro Sintered diamond drill bits and method of making
JPH08243822A (ja) * 1995-03-13 1996-09-24 Dijet Ind Co Ltd 切削工具用素材及び切削工具用素材の製造方法

Also Published As

Publication number Publication date
ZA982007B (en) 1998-09-10
US6055886A (en) 2000-05-02
JPH10328941A (ja) 1998-12-15
DE69806079D1 (de) 2002-07-25
EP0865864B1 (de) 2002-06-19
EP0865864A1 (de) 1998-09-23
DE69806079T2 (de) 2002-11-21

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee