DE69807461T2 - Schneideinsatz für eine bohrlochfräse - Google Patents

Schneideinsatz für eine bohrlochfräse

Info

Publication number
DE69807461T2
DE69807461T2 DE69807461T DE69807461T DE69807461T2 DE 69807461 T2 DE69807461 T2 DE 69807461T2 DE 69807461 T DE69807461 T DE 69807461T DE 69807461 T DE69807461 T DE 69807461T DE 69807461 T2 DE69807461 T2 DE 69807461T2
Authority
DE
Germany
Prior art keywords
cutting insert
milling machine
hole milling
hole
insert
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 - Fee Related
Application number
DE69807461T
Other languages
English (en)
Other versions
DE69807461D1 (de
Inventor
Paul Hutchinson
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.)
Weatherford Lamb Inc
Original Assignee
Weatherford Lamb 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 Weatherford Lamb Inc filed Critical Weatherford Lamb Inc
Application granted granted Critical
Publication of DE69807461D1 publication Critical patent/DE69807461D1/de
Publication of DE69807461T2 publication Critical patent/DE69807461T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/002—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
    • 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • 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
    • Y10T407/00—Cutters, for shaping
    • Y10T407/24—Cutters, for shaping with chip breaker, guide or deflector
    • Y10T407/245—Cutters, for shaping with chip breaker, guide or deflector comprising concave surface in cutting face of tool

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Milling Processes (AREA)
DE69807461T 1997-05-01 1998-05-01 Schneideinsatz für eine bohrlochfräse Expired - Fee Related DE69807461T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/846,092 US5908071A (en) 1995-09-22 1997-05-01 Wellbore mills and inserts
PCT/GB1998/001117 WO1998050671A1 (en) 1997-05-01 1998-05-01 A cutting insert for use in a wellbore milling tool

Publications (2)

Publication Number Publication Date
DE69807461D1 DE69807461D1 (de) 2002-10-02
DE69807461T2 true DE69807461T2 (de) 2003-04-24

Family

ID=25296919

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807461T Expired - Fee Related DE69807461T2 (de) 1997-05-01 1998-05-01 Schneideinsatz für eine bohrlochfräse

Country Status (6)

Country Link
US (1) US5908071A (de)
EP (1) EP0979344B1 (de)
AU (1) AU7218198A (de)
CA (1) CA2287949C (de)
DE (1) DE69807461T2 (de)
WO (1) WO1998050671A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
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US6170576B1 (en) 1995-09-22 2001-01-09 Weatherford/Lamb, Inc. Mills for wellbore operations
US5984005A (en) * 1995-09-22 1999-11-16 Weatherford/Lamb, Inc. Wellbore milling inserts and mills
US6568492B2 (en) 2001-03-02 2003-05-27 Varel International, Inc. Drag-type casing mill/drill bit
DE10131357A1 (de) * 2001-06-28 2003-01-16 Fette Wilhelm Gmbh Schneidwerkzeug mit Schnittaufteilung
US7108064B2 (en) * 2002-10-10 2006-09-19 Weatherford/Lamb, Inc. Milling tool insert and method of use
AT7804U1 (de) * 2004-02-11 2005-09-26 Ceratizit Austria Gmbh Klingenförmiger schneideinsatz und werkzeug für seine verwendung
DE102004016819B3 (de) * 2004-04-05 2005-08-18 Hilti Ag Schneidsegment für Werkzeuge
US7425108B2 (en) * 2006-04-21 2008-09-16 Laszlo Frecska Method for milling splines
US9022117B2 (en) * 2010-03-15 2015-05-05 Weatherford Technology Holdings, Llc Section mill and method for abandoning a wellbore
US8662208B2 (en) 2010-06-17 2014-03-04 American National Carbide Co. Downhole cutting tool, cutting elements and method
US9512690B2 (en) * 2012-12-18 2016-12-06 Smith International, Inc. Milling cutter having undulating chip breaker
US9938781B2 (en) 2013-10-11 2018-04-10 Weatherford Technology Holdings, Llc Milling system for abandoning a wellbore
US10260302B2 (en) 2014-06-25 2019-04-16 Schlumberger Technology Corporation Cutting insert for initiating a cutout
US10392868B2 (en) * 2015-09-30 2019-08-27 Schlumberger Technology Corporation Milling wellbore casing
US11697181B2 (en) 2020-01-27 2023-07-11 Weatherford Technology Holdings, Llc Fusible metal clay, structures formed therefrom, and associated methods
JP7282824B2 (ja) * 2021-03-31 2023-05-29 本田技研工業株式会社 切削工具

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Also Published As

Publication number Publication date
EP0979344A1 (de) 2000-02-16
EP0979344B1 (de) 2002-08-28
CA2287949A1 (en) 1998-11-12
WO1998050671A1 (en) 1998-11-12
US5908071A (en) 1999-06-01
CA2287949C (en) 2005-12-06
DE69807461D1 (de) 2002-10-02
AU7218198A (en) 1998-11-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee