ZA984435B - A percussive hammer drill - Google Patents

A percussive hammer drill

Info

Publication number
ZA984435B
ZA984435B ZA984435A ZA984435A ZA984435B ZA 984435 B ZA984435 B ZA 984435B ZA 984435 A ZA984435 A ZA 984435A ZA 984435 A ZA984435 A ZA 984435A ZA 984435 B ZA984435 B ZA 984435B
Authority
ZA
South Africa
Prior art keywords
hammer drill
percussive hammer
percussive
drill
hammer
Prior art date
Application number
ZA984435A
Inventor
Malcolm Bicknell Mcinnes
Original Assignee
Sds Digger Tools 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 Sds Digger Tools Pty Ltd filed Critical Sds Digger Tools Pty Ltd
Publication of ZA984435B publication Critical patent/ZA984435B/en

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
    • E21B4/14—Fluid operated hammers

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)
ZA984435A 1997-05-26 1998-05-25 A percussive hammer drill ZA984435B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPO6981A AUPO698197A0 (en) 1997-05-26 1997-05-26 A percussive hammer drill

Publications (1)

Publication Number Publication Date
ZA984435B true ZA984435B (en) 1998-12-02

Family

ID=3801272

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA984435A ZA984435B (en) 1997-05-26 1998-05-25 A percussive hammer drill

Country Status (4)

Country Link
AU (1) AUPO698197A0 (en)
CA (1) CA2291716A1 (en)
WO (1) WO1998054433A1 (en)
ZA (1) ZA984435B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0108934D0 (en) * 2001-04-10 2001-05-30 Weatherford Lamb Downhole Tool
AUPR879901A0 (en) * 2001-11-13 2001-12-06 Sds Digger Tools Pty Ltd An improved transmission sleeve
GB0407947D0 (en) * 2004-04-07 2004-05-12 Halco Drilling Internat Ltd Improvements in or relating to rock drilling equipment
WO2007062490A1 (en) * 2005-12-02 2007-06-07 Sds Digger Tools Pty Ltd Fluid flow control means for a reverse circulation down hole hammer
US9016403B2 (en) * 2012-09-14 2015-04-28 Drillco Tools S.A. Pressurized fluid flow system having multiple work chambers for a down-the-hole drill hammer and normal and reverse circulation hammers thereof
ES2716614T3 (en) * 2016-03-04 2019-06-13 Sandvik Intellectual Property Drill hammer drill retainer set in background

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446929A (en) * 1979-06-11 1984-05-08 Dresser Industries, Inc. Fluid operated rock drill hammer
US4312412A (en) * 1979-08-06 1982-01-26 Dresser Industries, Inc. Fluid operated rock drill hammer
AU9176182A (en) * 1982-01-04 1983-07-14 Rear, I.G. Fluid operated hammer
WO1988003220A1 (en) * 1986-10-24 1988-05-05 William Lister A pneumatic percussion hammer
ZW14190A1 (en) * 1990-09-11 1991-01-30 Rock Drill Technical Services A control tube assembly for a down hole rock drill
US5238073A (en) * 1991-04-04 1993-08-24 Rear Ian G Uphole hammer
AU662063B2 (en) * 1992-07-17 1995-08-17 Smith International, Inc. Air percussion hammer for directional drilling operations

Also Published As

Publication number Publication date
WO1998054433A1 (en) 1998-12-03
AUPO698197A0 (en) 1997-06-19
CA2291716A1 (en) 1998-12-03

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