GB1250146A - - Google Patents

Info

Publication number
GB1250146A
GB1250146A GB1250146DA GB1250146A GB 1250146 A GB1250146 A GB 1250146A GB 1250146D A GB1250146D A GB 1250146DA GB 1250146 A GB1250146 A GB 1250146A
Authority
GB
United Kingdom
Prior art keywords
bores
button
tapered
sleeve
button assemblies
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
Other languages
English (en)
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 filed Critical
Publication of GB1250146A publication Critical patent/GB1250146A/en
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
    • 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

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)
GB1250146D 1969-04-08 1970-02-26 Expired GB1250146A ( )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81441269A 1969-04-08 1969-04-08

Publications (1)

Publication Number Publication Date
GB1250146A true GB1250146A ( ) 1971-10-20

Family

ID=25214989

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1250146D Expired GB1250146A ( ) 1969-04-08 1970-02-26

Country Status (6)

Country Link
US (1) US3537539A ( )
AU (1) AU1196270A ( )
DE (2) DE2015270A1 ( )
FR (1) FR2041141A7 ( )
GB (1) GB1250146A ( )
ZA (1) ZA702185B ( )

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805364A (en) * 1969-09-04 1974-04-23 Mission Mfg Co Method of mounting cutter inserts in bit bodies and removing the same therefrom
US3852874A (en) * 1972-03-02 1974-12-10 Smith Williston Inc Method of inserting buttons in a drilling head
US3771612A (en) * 1972-07-17 1973-11-13 Pacific Tooling Eng Co Replaceable wear-resistant element assembly
US4069880A (en) * 1973-05-24 1978-01-24 Kennametal Inc. Excavation tool
US4014395A (en) * 1974-12-05 1977-03-29 Smith-Williston, Inc. Rock drill bit insert retaining sleeve assembly
US4606108A (en) * 1985-12-02 1986-08-19 W. Wesley Perry Drill bit method and apparatus
US4654947A (en) * 1985-12-02 1987-04-07 W. Wesley Perry Drill bit and method of renewing drill bit cutting face
US4654948A (en) * 1985-12-02 1987-04-07 W. Wesley Perry Method for renewing the cutting face of a diamond drill bit
US5088797A (en) * 1990-09-07 1992-02-18 Joy Technologies Inc. Method and apparatus for holding a cutting bit
US5370448A (en) * 1993-05-17 1994-12-06 Cincinnati Mine Machinery Company Wedging arrangement for attaching a bit holder to the base member of a mining road working, or earth moving machine
US5678645A (en) * 1995-11-13 1997-10-21 Baker Hughes Incorporated Mechanically locked cutters and nozzles
US5725283A (en) * 1996-04-16 1998-03-10 Joy Mm Delaware, Inc. Apparatus for holding a cutting bit
US7118181B2 (en) * 2004-08-12 2006-10-10 Frear Joseph K Cutting tool wear sleeves and retention apparatuses
US7618098B2 (en) * 2004-08-12 2009-11-17 Frear Joseph K Cutting tool retention apparatuses
RU2462582C1 (ru) * 2011-05-18 2012-09-27 Николай Митрофанович Панин Породоразрушающая вставка (варианты)
CN105041221A (zh) * 2015-09-10 2015-11-11 贵州中钻机械设备有限公司 快速钻进凿岩钻头

Also Published As

Publication number Publication date
DE2015270A1 (de) 1970-10-15
ZA702185B (en) 1971-01-27
AU1196270A (en) 1971-09-02
US3537539A (en) 1970-11-03
DE7011709U (de) 1970-07-30
FR2041141A7 ( ) 1971-01-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees