ZA974889B - A drilling apparatus and method. - Google Patents

A drilling apparatus and method.

Info

Publication number
ZA974889B
ZA974889B ZA9704889A ZA974889A ZA974889B ZA 974889 B ZA974889 B ZA 974889B ZA 9704889 A ZA9704889 A ZA 9704889A ZA 974889 A ZA974889 A ZA 974889A ZA 974889 B ZA974889 B ZA 974889B
Authority
ZA
South Africa
Prior art keywords
drilling apparatus
drilling
Prior art date
Application number
ZA9704889A
Inventor
Paul Gregory Dunn
Matthew Stockwell
Yuzhou Liu
Original Assignee
Univ Queensland
Commw Scient Ind Res Org
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 Univ Queensland, Commw Scient Ind Res Org filed Critical Univ Queensland
Publication of ZA974889B publication Critical patent/ZA974889B/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
    • 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
ZA9704889A 1996-06-04 1997-06-03 A drilling apparatus and method. ZA974889B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPO0229A AUPO022996A0 (en) 1996-06-04 1996-06-04 A drilling apparatus and method

Publications (1)

Publication Number Publication Date
ZA974889B true ZA974889B (en) 1997-12-30

Family

ID=3794548

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9704889A ZA974889B (en) 1996-06-04 1997-06-03 A drilling apparatus and method.

Country Status (3)

Country Link
AU (1) AUPO022996A0 (en)
WO (1) WO1997046786A1 (en)
ZA (1) ZA974889B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102635389B (en) * 2012-03-26 2014-11-12 山东科技大学 Method for gas drainage from high-position roadway coal seam containing shielded soft rock
CN102966310B (en) * 2012-12-17 2015-08-19 中国矿业大学 Water jet slot induced flow device and method in a kind of boring
CN111088993B (en) * 2020-02-11 2020-12-08 山东科技大学 Drilling-cutting-sealing-pressing drilling equipment and method for deep low-permeability high-gas coal seam

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106577A (en) * 1977-06-20 1978-08-15 The Curators Of The University Of Missouri Hydromechanical drilling device
US4262757A (en) * 1978-08-04 1981-04-21 Hydronautics, Incorporated Cavitating liquid jet assisted drill bit and method for deep-hole drilling
US4341273A (en) * 1980-07-04 1982-07-27 Shell Oil Company Rotary bit with jet nozzles
DE3222144A1 (en) * 1982-06-11 1983-12-15 Basf Ag, 6700 Ludwigshafen METHOD FOR PRODUCING CYCLOHEXANOL AND CYCLOHEXANONE
FR2538442B1 (en) * 1982-12-23 1986-02-28 Charbonnages De France SIZE FOR ROTARY JET ASSISTED BY JET
US4624327A (en) * 1984-10-16 1986-11-25 Flowdril Corporation Method for combined jet and mechanical drilling
US5542486A (en) * 1990-09-04 1996-08-06 Ccore Technology & Licensing Limited Method of and apparatus for single plenum jet cutting

Also Published As

Publication number Publication date
WO1997046786A1 (en) 1997-12-11
AUPO022996A0 (en) 1996-06-27

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