ZA201303853B - A down-the-hole hammer drill assembly - Google Patents

A down-the-hole hammer drill assembly

Info

Publication number
ZA201303853B
ZA201303853B ZA2013/03853A ZA201303853A ZA201303853B ZA 201303853 B ZA201303853 B ZA 201303853B ZA 2013/03853 A ZA2013/03853 A ZA 2013/03853A ZA 201303853 A ZA201303853 A ZA 201303853A ZA 201303853 B ZA201303853 B ZA 201303853B
Authority
ZA
South Africa
Prior art keywords
hammer drill
hole hammer
drill assembly
assembly
hole
Prior art date
Application number
ZA2013/03853A
Inventor
Bernard Lionel Gien
Original Assignee
Gien Bernard L
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 Gien Bernard L filed Critical Gien Bernard L
Publication of ZA201303853B publication Critical patent/ZA201303853B/en

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
    • 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
ZA2013/03853A 2010-10-28 2013-05-28 A down-the-hole hammer drill assembly ZA201303853B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
ZA201007704 2010-10-28
ZA201007703 2010-10-28
ZA201008817 2010-12-08
ZA201102500 2011-04-05
ZA201107609 2011-10-18
PCT/IB2011/054820 WO2012056434A1 (en) 2010-10-28 2011-10-31 A down-the-hole hammer drill assembly

Publications (1)

Publication Number Publication Date
ZA201303853B true ZA201303853B (en) 2015-01-28

Family

ID=45993238

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2013/03853A ZA201303853B (en) 2010-10-28 2013-05-28 A down-the-hole hammer drill assembly

Country Status (7)

Country Link
KR (1) KR20140086921A (en)
CN (1) CN103210170B (en)
AU (1) AU2011322094A1 (en)
CA (1) CA2816273A1 (en)
CL (1) CL2013001139A1 (en)
WO (1) WO2012056434A1 (en)
ZA (1) ZA201303853B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014068500A2 (en) * 2012-10-31 2014-05-08 Gien Bernard L A hammer drill
GB2530318A (en) * 2014-09-19 2016-03-23 Halco Rock Tools Ltd Drill bit retention sleeve and chuck for a percussive drill
KR101689377B1 (en) * 2016-08-08 2016-12-23 주식회사 성지엔지니어링 Water supply type boring apparatus for ground investigation
KR101993035B1 (en) * 2016-08-16 2019-06-26 (주)동우기계 Hammer assembly for excavation
FI127744B (en) 2017-08-21 2019-01-31 Pirkan Laatupalvelu Oy Fluid operated drilling device
EP3913184B1 (en) * 2020-05-19 2023-07-12 Sandvik Mining and Construction Tools AB Spline lubrication for dth hammers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4921056A (en) * 1987-04-23 1990-05-01 Ennis Melvyn S J Hammer drills for making boreholes
US5685380A (en) * 1995-01-06 1997-11-11 Minroc Technical Promotions Limited Reverse circulation down-the-hole drill
US6070678A (en) * 1998-05-01 2000-06-06 Numa Tool Company Bit retention system
AUPQ302599A0 (en) * 1999-09-22 1999-10-21 Azuko Pty Ltd Drilling apparatus
CA2461985C (en) * 2003-03-25 2011-01-04 Bernard Lionel Gien Down-the-hole drill assembly
ZA200606939B (en) * 2005-08-25 2007-11-28 Gien Bernard L A dril bit
CA2670999A1 (en) * 2008-07-10 2010-01-10 Bernard Lionel Gien Pneumatic drill
WO2010086576A1 (en) * 2009-01-30 2010-08-05 Halco Drilling International Limited A drill bit assembly

Also Published As

Publication number Publication date
CL2013001139A1 (en) 2014-01-03
CN103210170A (en) 2013-07-17
WO2012056434A1 (en) 2012-05-03
CN103210170B (en) 2015-08-05
CA2816273A1 (en) 2012-05-03
KR20140086921A (en) 2014-07-08
AU2011322094A1 (en) 2013-06-13

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