AU574769B2 - Non-continuous down hole drill - Google Patents

Non-continuous down hole drill

Info

Publication number
AU574769B2
AU574769B2 AU40359/85A AU4035985A AU574769B2 AU 574769 B2 AU574769 B2 AU 574769B2 AU 40359/85 A AU40359/85 A AU 40359/85A AU 4035985 A AU4035985 A AU 4035985A AU 574769 B2 AU574769 B2 AU 574769B2
Authority
AU
Australia
Prior art keywords
down hole
hole drill
continuous down
continuous
drill
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.)
Ceased
Application number
AU40359/85A
Other versions
AU4035985A (en
Inventor
Robert Alexander Meldrum
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.)
MELDRUM RA
Original Assignee
R A MELDRUM
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 R A MELDRUM filed Critical R A MELDRUM
Priority to AU40359/85A priority Critical patent/AU574769B2/en
Publication of AU4035985A publication Critical patent/AU4035985A/en
Application granted granted Critical
Publication of AU574769B2 publication Critical patent/AU574769B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/04—Electric drives
    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
    • 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
    • E21B4/18—Anchoring or feeding in the borehole

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)
AU40359/85A 1984-03-22 1984-03-22 Non-continuous down hole drill Ceased AU574769B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU40359/85A AU574769B2 (en) 1984-03-22 1984-03-22 Non-continuous down hole drill

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPG4202 1984-03-22
AU40359/85A AU574769B2 (en) 1984-03-22 1984-03-22 Non-continuous down hole drill

Publications (2)

Publication Number Publication Date
AU4035985A AU4035985A (en) 1985-09-26
AU574769B2 true AU574769B2 (en) 1988-07-14

Family

ID=3727558

Family Applications (1)

Application Number Title Priority Date Filing Date
AU40359/85A Ceased AU574769B2 (en) 1984-03-22 1984-03-22 Non-continuous down hole drill

Country Status (1)

Country Link
AU (1) AU574769B2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5347273A (en) * 1972-07-25 1974-09-19 Atlantic Richfield Co Well drilling tool
AU2351784A (en) * 1984-01-16 1985-07-25 Bruno Hartwig Walter Rotatable down hole drilling tool

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5347273A (en) * 1972-07-25 1974-09-19 Atlantic Richfield Co Well drilling tool
AU2351784A (en) * 1984-01-16 1985-07-25 Bruno Hartwig Walter Rotatable down hole drilling tool

Also Published As

Publication number Publication date
AU4035985A (en) 1985-09-26

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