DE60221899D1 - SENKBOHRHAMMER - Google Patents

SENKBOHRHAMMER

Info

Publication number
DE60221899D1
DE60221899D1 DE60221899T DE60221899T DE60221899D1 DE 60221899 D1 DE60221899 D1 DE 60221899D1 DE 60221899 T DE60221899 T DE 60221899T DE 60221899 T DE60221899 T DE 60221899T DE 60221899 D1 DE60221899 D1 DE 60221899D1
Authority
DE
Germany
Prior art keywords
driver
outer tube
senkbohrhammer
hammer
surrounds
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
DE60221899T
Other languages
German (de)
Other versions
DE60221899T2 (en
Inventor
Karl Axel Stjernstroem
Thomas Greijer
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.)
Epiroc Drilling Tools AB
Original Assignee
Atlas Copco Secoroc AB
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 Atlas Copco Secoroc AB filed Critical Atlas Copco Secoroc AB
Publication of DE60221899D1 publication Critical patent/DE60221899D1/en
Application granted granted Critical
Publication of DE60221899T2 publication Critical patent/DE60221899T2/en
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
    • 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 OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/20—Drives for drilling, used in the borehole combined with surface drive

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Detergent Compositions (AREA)
  • Dental Preparations (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)

Abstract

The present invention relates to an arrangement pertaining to down-the-hole hammers in which a driver (7) is adapted to transfer torsion forces between a rotating outer tube (10) and a drill bit (1) of the hammer, wherein the outer tube (10) surrounds all of the driver (7).
DE60221899T 2001-12-21 2002-12-10 SENKBOHRHAMMER Expired - Fee Related DE60221899T2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0104377 2001-12-21
SE0104377A SE523946C2 (en) 2001-12-21 2001-12-21 Lowering drill hammer where the outer tube completely encloses a carrier
PCT/SE2002/002276 WO2003062586A1 (en) 2001-12-21 2002-12-10 Down-the-hole drill hammer.

Publications (2)

Publication Number Publication Date
DE60221899D1 true DE60221899D1 (en) 2007-09-27
DE60221899T2 DE60221899T2 (en) 2008-03-13

Family

ID=20286475

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60221899T Expired - Fee Related DE60221899T2 (en) 2001-12-21 2002-12-10 SENKBOHRHAMMER

Country Status (9)

Country Link
US (1) US20050045385A1 (en)
EP (1) EP1463868B1 (en)
AT (1) ATE370305T1 (en)
CA (1) CA2470227A1 (en)
DE (1) DE60221899T2 (en)
ES (1) ES2291520T3 (en)
SE (1) SE523946C2 (en)
WO (1) WO2003062586A1 (en)
ZA (1) ZA200404801B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE524153C2 (en) * 2001-12-21 2004-07-06 Atlas Copco Secoroc Ab Carriers for submersible hammer made of material softer than the material of the shaft
IES20060005A2 (en) 2006-01-04 2007-02-21 Minroc Techn Promotions Ltd A drill bit assembly for fluid-operated percussion drill tools
US7900716B2 (en) * 2008-01-04 2011-03-08 Longyear Tm, Inc. Vibratory unit for drilling systems
IES20090701A2 (en) 2009-08-31 2010-05-12 Minroc Techn Promotions Ltd A drill bit assembly for fluid-operated percussion drill tools
WO2011094359A2 (en) * 2010-01-26 2011-08-04 Wvc Mincon Inc. Drilling assembly with underreaming bit and method of use
US20110253456A1 (en) * 2010-04-16 2011-10-20 Conn Timothy W Reverse circulation hammer with modular bit
IES20100666A2 (en) 2010-10-15 2011-06-22 Minroc Techn Promotions Ltd A down-the-hole hammer

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3193024A (en) * 1962-01-18 1965-07-06 Atlantic Refining Co Percussion drills with exhaust passage in hammer
US4173457A (en) * 1978-03-23 1979-11-06 Alloys, Incorporated Hardfacing composition of nickel-bonded sintered chromium carbide particles and tools hardfaced thereof
DE2854461C2 (en) * 1978-12-16 1983-03-10 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Countersink hammer
ZA863192B (en) * 1986-04-29 1986-12-30 Abraham Gien Improvement in valveless pneumatic hammer
US4402370A (en) * 1981-05-15 1983-09-06 Abraham Gein Valveless pneumatic hammer
US4706764A (en) * 1986-08-01 1987-11-17 Ingersoll-Rand Company Two piece down hole drill chuck
USRE36002E (en) * 1990-04-26 1998-12-22 Sds Digger Tools Pty, Ltd. Transmission sleeve for a down hole hammer
US5065827A (en) * 1990-12-21 1991-11-19 Smith International, Inc. Hammer bit retention tool
DE4200580A1 (en) * 1991-09-13 1993-03-18 Hausherr & Soehne Rudolf STONE DRILL BIT
SE505170C2 (en) * 1993-12-13 1997-07-07 G Drill Ab Lowering drill with compressible spacer
US5685380A (en) * 1995-01-06 1997-11-11 Minroc Technical Promotions Limited Reverse circulation down-the-hole drill
US5647447A (en) * 1996-06-10 1997-07-15 Ingersoll-Rand Company Bit retention device for a bit and chuck assembly of a down-the-hole percussive drill
US6070678A (en) * 1998-05-01 2000-06-06 Numa Tool Company Bit retention system
US7395883B2 (en) * 2005-12-15 2008-07-08 Rockmore International, Inc. Keyed connection for drill bit

Also Published As

Publication number Publication date
ZA200404801B (en) 2005-08-29
CA2470227A1 (en) 2003-07-31
SE0104377D0 (en) 2001-12-21
ES2291520T3 (en) 2008-03-01
EP1463868B1 (en) 2007-08-15
US20050045385A1 (en) 2005-03-03
WO2003062586A1 (en) 2003-07-31
SE523946C2 (en) 2004-06-08
EP1463868A1 (en) 2004-10-06
SE0104377L (en) 2003-06-22
ATE370305T1 (en) 2007-09-15
DE60221899T2 (en) 2008-03-13

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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