DK0824626T3 - Boreværktøj - Google Patents

Boreværktøj

Info

Publication number
DK0824626T3
DK0824626T3 DK96914085T DK96914085T DK0824626T3 DK 0824626 T3 DK0824626 T3 DK 0824626T3 DK 96914085 T DK96914085 T DK 96914085T DK 96914085 T DK96914085 T DK 96914085T DK 0824626 T3 DK0824626 T3 DK 0824626T3
Authority
DK
Denmark
Prior art keywords
pct
main bit
cutting edge
sec
tool
Prior art date
Application number
DK96914085T
Other languages
English (en)
Inventor
Heinrich Kersten
Hartmut Precht
Original Assignee
Heller Dinklage Gmbh Geb
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 Heller Dinklage Gmbh Geb filed Critical Heller Dinklage Gmbh Geb
Application granted granted Critical
Publication of DK0824626T3 publication Critical patent/DK0824626T3/da

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/58—Chisel-type inserts
    • 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
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/905—Having stepped cutting edges
    • 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
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/909—Having peripherally spaced cutting edges
    • 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
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/909—Having peripherally spaced cutting edges
    • Y10T408/9095—Having peripherally spaced cutting edges with axially extending relief channel
    • Y10T408/9097—Spiral channel
DK96914085T 1995-05-09 1996-05-08 Boreværktøj DK0824626T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19516270A DE19516270C1 (de) 1995-05-09 1995-05-09 Bohrwerkzeug
PCT/DE1996/000868 WO1996035856A1 (de) 1995-05-09 1996-05-08 Bohrwerkzeug

Publications (1)

Publication Number Publication Date
DK0824626T3 true DK0824626T3 (da) 2000-05-29

Family

ID=7761000

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96914085T DK0824626T3 (da) 1995-05-09 1996-05-08 Boreværktøj

Country Status (6)

Country Link
US (1) US6032750A (da)
EP (1) EP0824626B1 (da)
AT (1) ATE188760T1 (da)
DE (2) DE19516270C1 (da)
DK (1) DK0824626T3 (da)
WO (1) WO1996035856A1 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19807394A1 (de) * 1998-02-21 1999-08-26 Hilti Ag Bohr- und/oder Meisselwerkzeug
DE19811887A1 (de) * 1998-03-18 1999-09-23 Plica Werkzeugfabrik Ag Mollis Hammerbohrwerkzeug
DE19827536A1 (de) 1998-06-20 1999-12-23 Hilti Ag Bohrwerkzeug
DE29901296U1 (de) 1999-01-26 1999-06-10 Plica Werkzeugfabrik Ag Bohrwerkzeug
DE19942986A1 (de) * 1999-09-09 2001-03-15 Hilti Ag Bohrwerkzeug
DE10024433A1 (de) 2000-05-19 2001-11-29 Hawera Probst Gmbh Gesteinsbohrer
US7028790B2 (en) * 2003-09-19 2006-04-18 Jack Moore Associates, Inc. Rotary drill bit
DE10351183A1 (de) 2003-11-03 2005-06-02 Illinois Tool Works Inc., Glenview Gesteinsbohrer
DE102008054869B4 (de) * 2008-12-18 2010-09-02 Hilti Aktiengesellschaft Bohrkopf für Gesteinsbohrer
CN106907112B (zh) * 2017-05-05 2023-06-20 宜昌神达科技有限公司 一种钻井用pdc钻头

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567084A (en) * 1947-05-23 1951-09-04 Termite Drills Inc Bit
US2673714A (en) * 1950-08-05 1954-03-30 John M Hargrave Rock or masonry drill
GB961449A (en) * 1962-03-19 1964-06-24 Ass Elect Ind Improvements relating to drills
DE2348874A1 (de) * 1973-09-28 1975-04-10 Heinrich B Schaefers Gesteinsbohrer mit hartmetallbestueckung und auswechselbarem bohrkopf, sowie auswechselbarer spirale
DE2912394A1 (de) * 1979-03-29 1980-10-09 Guergen Karl Heinz Gesteinsbohrwerkzeug fuer gesteinsbohr-, drehschlagbohr- und bohrhammermaschinen
DE2952296A1 (de) * 1979-12-24 1981-06-25 Karlheinz 2110 Buchholz Guergen Gesteinsbohrwerkzeug fuer gesteinsbohrmaschinen
DE8337306U1 (de) * 1983-12-24 1984-04-05 Zitterbart, Heinz, 3436 Hessisch Lichtenau Spiralbohrer fuer eine handbohrmaschine, insbesondere zum bohren von stein, marmor, kunststein od.dgl.
US4727946A (en) * 1984-10-26 1988-03-01 Nl Industries, Inc. Rotary drill bits
DE3707798A1 (de) * 1987-03-11 1988-09-22 Hawera Probst Kg Hartmetall Gesteinsbohrer
US4787464A (en) * 1987-11-13 1988-11-29 Gte Products Corporation Variable rake mine tool insert and method of use
DE3742661A1 (de) * 1987-12-16 1989-07-13 Hawera Probst Kg Hartmetall Gesteinsbohrer
DE3820695C2 (de) * 1988-06-18 1996-07-25 Hawera Probst Kg Hartmetall Gesteinsbohrer
DE3834675A1 (de) * 1988-10-12 1990-04-19 Hawera Probst Kg Hartmetall Bohrwerkzeug
DE3919264C2 (de) * 1989-06-13 1997-01-23 Duss Maschf Drehschlagbohrer für ein von Hand führbares Bohrgerät
JPH04201106A (ja) * 1990-11-30 1992-07-22 Masao Kubota ドリル
DE4303590C5 (de) * 1993-02-08 2007-11-22 Drebo Werkzeugfabrik Gmbh Gesteinsbohrer
DE4306981A1 (de) * 1993-03-05 1994-09-08 Keil Werkzeugfabrik Karl Eisch Bohrer für Gestein oder dergleichen

Also Published As

Publication number Publication date
ATE188760T1 (de) 2000-01-15
WO1996035856A1 (de) 1996-11-14
EP0824626A1 (de) 1998-02-25
US6032750A (en) 2000-03-07
DE19516270C1 (de) 1997-01-30
EP0824626B1 (de) 2000-01-12
DE59604177D1 (de) 2000-02-17

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