SE0502935L - Bergborrverktyg - Google Patents

Bergborrverktyg

Info

Publication number
SE0502935L
SE0502935L SE0502935A SE0502935A SE0502935L SE 0502935 L SE0502935 L SE 0502935L SE 0502935 A SE0502935 A SE 0502935A SE 0502935 A SE0502935 A SE 0502935A SE 0502935 L SE0502935 L SE 0502935L
Authority
SE
Sweden
Prior art keywords
rock drill
drill bit
conical
generally
rock drilling
Prior art date
Application number
SE0502935A
Other languages
English (en)
Other versions
SE531412C2 (sv
Inventor
Peter Nava
Original Assignee
Sandvik Intellectual Property
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 Sandvik Intellectual Property filed Critical Sandvik Intellectual Property
Priority to SE0502935A priority Critical patent/SE531412C2/sv
Priority to CNA2006800500985A priority patent/CN101351614A/zh
Priority to PCT/SE2006/001451 priority patent/WO2007078233A1/en
Priority to US11/646,583 priority patent/US20070175671A1/en
Publication of SE0502935L publication Critical patent/SE0502935L/sv
Publication of SE531412C2 publication Critical patent/SE531412C2/sv

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
SE0502935A 2005-12-30 2005-12-30 Bergborrverktyg, bergborrkrona samt förfarande för tillverkning av en konisk kavitet hos en bergborrkrona SE531412C2 (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE0502935A SE531412C2 (sv) 2005-12-30 2005-12-30 Bergborrverktyg, bergborrkrona samt förfarande för tillverkning av en konisk kavitet hos en bergborrkrona
CNA2006800500985A CN101351614A (zh) 2005-12-30 2006-12-20 钻岩刀具、岩钻钻头和生产方法
PCT/SE2006/001451 WO2007078233A1 (en) 2005-12-30 2006-12-20 A rock drill tool, a rock drill bit and a production method
US11/646,583 US20070175671A1 (en) 2005-12-30 2006-12-28 Rock drill tool, rock drill bit and production method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0502935A SE531412C2 (sv) 2005-12-30 2005-12-30 Bergborrverktyg, bergborrkrona samt förfarande för tillverkning av en konisk kavitet hos en bergborrkrona

Publications (2)

Publication Number Publication Date
SE0502935L true SE0502935L (sv) 2007-07-01
SE531412C2 SE531412C2 (sv) 2009-03-31

Family

ID=38228499

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0502935A SE531412C2 (sv) 2005-12-30 2005-12-30 Bergborrverktyg, bergborrkrona samt förfarande för tillverkning av en konisk kavitet hos en bergborrkrona

Country Status (4)

Country Link
US (1) US20070175671A1 (sv)
CN (1) CN101351614A (sv)
SE (1) SE531412C2 (sv)
WO (1) WO2007078233A1 (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0900606D0 (en) 2009-01-15 2009-02-25 Downhole Products Plc Tubing shoe
US8327944B2 (en) 2009-05-29 2012-12-11 Varel International, Ind., L.P. Whipstock attachment to a fixed cutter drilling or milling bit
US8517123B2 (en) 2009-05-29 2013-08-27 Varel International, Ind., L.P. Milling cap for a polycrystalline diamond compact cutter
US20110209922A1 (en) * 2009-06-05 2011-09-01 Varel International Casing end tool
WO2010141781A1 (en) * 2009-06-05 2010-12-09 Varel International, Ind., L.P. Casing bit and casing reamer designs
DE102009052335A1 (de) * 2009-08-28 2011-03-03 Tracto-Technik Gmbh & Co. Kg Steckkupplung für ein Bohrgestänge und Bohrgestänge
EP3583289B1 (en) * 2017-02-16 2023-05-24 Baker Hughes Holdings LLC Mechanical locking mechanism using shape memory material
CN109519125A (zh) * 2019-01-25 2019-03-26 王环环 一种自锁式快接扩孔钻头
EP3978720A1 (en) 2020-09-30 2022-04-06 Sandvik Mining and Construction Tools AB Low stress cavity for conically connecting drill bits
EP3978719A1 (en) 2020-09-30 2022-04-06 Sandvik Mining and Construction Tools AB Low stress cavity exit for conically connecting drill bit

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB546086A (en) * 1940-12-23 1942-06-26 Ernest Craig Improvements in or relating to detachable bits for percussive rock drills
GB558868A (en) * 1942-02-23 1944-01-25 Lionel Alfred Bennett Hutton Rock drills
DE1017114B (de) * 1956-06-05 1957-10-10 Ludwig Kissling Fa Bohrstange mit abnehmbarer Bohrkrone
US3027953A (en) * 1961-04-10 1962-04-03 Bernard F Coski Percussion tool with replaceable point
US3213951A (en) * 1963-05-16 1965-10-26 Edwin G Eeles Rock drill with socket having a curved surface
US3336081A (en) * 1965-08-02 1967-08-15 Samuel S Ericsson Percussion tool with replaceable point
DE3226568C2 (de) * 1982-07-16 1984-05-17 Gustav Dr.-Ing. 4300 Essen Jenne Rammkopf für pneumatische Rammgeräte
US4911504A (en) * 1988-07-20 1990-03-27 Kennametal Inc. Cutter bit and tip
ZA924617B (en) * 1991-03-25 1994-05-27 Boart International S A Pty Lt A percussion drill bit
US5685381A (en) * 1995-07-21 1997-11-11 Kennametal South Africa (Proprietary) Limited Drill rod and drill bit with rocking connection
US6468279B1 (en) * 1998-01-27 2002-10-22 Kyphon Inc. Slip-fit handle for hand-held instruments that access interior body regions
DE19963636C2 (de) * 1999-12-29 2002-02-28 Heraeus Quarzglas Bohreinrichtung für spröde Werkstoffe
DE10249564A1 (de) * 2002-10-24 2004-05-06 Hilti Ag Topfförmiger Gesteinsbohrkopf

Also Published As

Publication number Publication date
CN101351614A (zh) 2009-01-21
WO2007078233A1 (en) 2007-07-12
US20070175671A1 (en) 2007-08-02
SE531412C2 (sv) 2009-03-31

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Legal Events

Date Code Title Description
NUG Patent has lapsed