EP2751368A4 - Pneumatic down-the-hole drill - Google Patents

Pneumatic down-the-hole drill

Info

Publication number
EP2751368A4
EP2751368A4 EP12838275.1A EP12838275A EP2751368A4 EP 2751368 A4 EP2751368 A4 EP 2751368A4 EP 12838275 A EP12838275 A EP 12838275A EP 2751368 A4 EP2751368 A4 EP 2751368A4
Authority
EP
European Patent Office
Prior art keywords
hole drill
pneumatic down
pneumatic
drill
hole
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.)
Granted
Application number
EP12838275.1A
Other languages
German (de)
French (fr)
Other versions
EP2751368A1 (en
EP2751368B1 (en
Inventor
Jarmo Leppänen
Markku Keskiniva
Juha Hedlund
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.)
Sandvik Mining and Construction Oy
Sandvik Mining RSA Pty Ltd
Original Assignee
Sandvik Mining and Construction Oy
Sandvik Mining and Construction RSA Pty Ltd
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 Mining and Construction Oy, Sandvik Mining and Construction RSA Pty Ltd filed Critical Sandvik Mining and Construction Oy
Publication of EP2751368A1 publication Critical patent/EP2751368A1/en
Publication of EP2751368A4 publication Critical patent/EP2751368A4/en
Application granted granted Critical
Publication of EP2751368B1 publication Critical patent/EP2751368B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • 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
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
EP12838275.1A 2011-10-06 2012-10-04 Pneumatic down-the-hole drill Not-in-force EP2751368B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20115980A FI123555B (en) 2011-10-06 2011-10-06 Compressed air driven lowering drill
PCT/FI2012/050954 WO2013050657A1 (en) 2011-10-06 2012-10-04 Pneumatic down-the-hole drill

Publications (3)

Publication Number Publication Date
EP2751368A1 EP2751368A1 (en) 2014-07-09
EP2751368A4 true EP2751368A4 (en) 2016-06-29
EP2751368B1 EP2751368B1 (en) 2017-12-27

Family

ID=44883648

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12838275.1A Not-in-force EP2751368B1 (en) 2011-10-06 2012-10-04 Pneumatic down-the-hole drill

Country Status (11)

Country Link
US (1) US20140224544A1 (en)
EP (1) EP2751368B1 (en)
JP (1) JP5854536B2 (en)
KR (1) KR101513843B1 (en)
CN (1) CN103842606B (en)
AU (1) AU2012320368B2 (en)
CA (1) CA2850907C (en)
CL (1) CL2014000837A1 (en)
FI (1) FI123555B (en)
WO (1) WO2013050657A1 (en)
ZA (1) ZA201402459B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20115981L (en) * 2011-10-06 2013-04-07 Sandvik Mining & Constr Oy Fuel tank
CN109414809B (en) * 2016-06-28 2022-04-15 古河凿岩机械有限公司 Double-piston type hydraulic impact device
EP3409879B1 (en) * 2017-06-02 2019-11-20 Sandvik Intellectual Property AB Down the hole drilling machine and method for drilling rock
CN107313714B (en) * 2017-08-29 2023-04-07 吉林大学 Valve pocket type air cushion-free high-performance pneumatic impactor
US11680455B2 (en) 2018-11-13 2023-06-20 Rubicon Oilfield International, Inc. Three axis vibrating device
SE543622C2 (en) 2019-10-31 2021-04-20 Epiroc Drilling Tools Ab Pneumatic drill hammer comprising a boost chamber and a drilling rig comprising such a drill hammer

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE393940B (en) * 1973-12-31 1977-05-31 Atlas Copco Ab PROCEDURE FOR DAMPING OF THE MOVEMENT OF A PATCH PISTON INCLUDING IN A PENCIL AND A PERCENTAGE FOR PERFORMING THE PROCEDURE
FR2528104A1 (en) * 1982-06-04 1983-12-09 Stenuick Freres HAMMER OF DRILLING
US4747466A (en) * 1983-09-06 1988-05-31 Jaworski Bill L Impact tool
CN1009848B (en) * 1987-01-22 1990-10-03 英格索尔-兰德公司 Down hole drill improvement
SE500654C2 (en) 1987-07-14 1994-08-01 G Drill Ab Hydraulic submersible drill
US5662180A (en) * 1995-10-17 1997-09-02 Dresser-Rand Company Percussion drill assembly
SE9702547L (en) 1997-07-02 1998-06-29 Uniroc Ab Lowering drill with double driver areas for the stroke and return stroke of the piston
FI117548B (en) * 2005-03-24 2006-11-30 Sandvik Tamrock Oy The impactor,
US7353845B2 (en) * 2006-06-08 2008-04-08 Smith International, Inc. Inline bladder-type accumulator for downhole applications
CN101492997A (en) * 2008-01-21 2009-07-29 姚小林 Hydraulic down-the-hole rock drilling impactor
CN201301664Y (en) * 2008-11-26 2009-09-02 宜昌市五环钻机具有限责任公司 Down-the-hole hammer
CN201502318U (en) * 2009-09-03 2010-06-09 李保顺 High air-pressure down-the-hole hammer
CN201653273U (en) * 2010-03-22 2010-11-24 中国兵器工业第二一三研究所 Hydraulic damping hot-working driving device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
KR101513843B1 (en) 2015-04-20
FI20115980A (en) 2013-04-07
EP2751368A1 (en) 2014-07-09
CL2014000837A1 (en) 2014-09-12
FI20115980A0 (en) 2011-10-06
JP2014531543A (en) 2014-11-27
CN103842606B (en) 2016-02-24
US20140224544A1 (en) 2014-08-14
CA2850907A1 (en) 2013-04-11
EP2751368B1 (en) 2017-12-27
WO2013050657A1 (en) 2013-04-11
CA2850907C (en) 2016-04-12
KR20140067167A (en) 2014-06-03
CN103842606A (en) 2014-06-04
FI123555B (en) 2013-07-15
JP5854536B2 (en) 2016-02-09
ZA201402459B (en) 2015-03-25
AU2012320368A1 (en) 2014-05-22
AU2012320368B2 (en) 2016-02-04

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