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AU446083B2 - Method and apparatus for drilling and coring - Google Patents
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AU446083B2 - Method and apparatus for drilling and coring - Google Patents

Method and apparatus for drilling and coring

Info

Publication number
AU446083B2
AU446083B2 AU54106/69A AU5410669A AU446083B2 AU 446083 B2 AU446083 B2 AU 446083B2 AU 54106/69 A AU54106/69 A AU 54106/69A AU 5410669 A AU5410669 A AU 5410669A AU 446083 B2 AU446083 B2 AU 446083B2
Authority
AU
Australia
Prior art keywords
coring
drilling
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.)
Expired
Application number
AU54106/69A
Other versions
AU5410669A (en
Inventor
D. Elenberg Wayland
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to AU54106/69A priority Critical patent/AU446083B2/en
Publication of AU5410669A publication Critical patent/AU5410669A/en
Application granted granted Critical
Publication of AU446083B2 publication Critical patent/AU446083B2/en
Expired 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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/10—Formed core retaining or severing means
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
AU54106/69A 1969-04-28 1969-04-28 Method and apparatus for drilling and coring Expired AU446083B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU54106/69A AU446083B2 (en) 1969-04-28 1969-04-28 Method and apparatus for drilling and coring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU54106/69A AU446083B2 (en) 1969-04-28 1969-04-28 Method and apparatus for drilling and coring

Publications (2)

Publication Number Publication Date
AU5410669A AU5410669A (en) 1969-11-05
AU446083B2 true AU446083B2 (en) 1974-02-22

Family

ID=3740111

Family Applications (1)

Application Number Title Priority Date Filing Date
AU54106/69A Expired AU446083B2 (en) 1969-04-28 1969-04-28 Method and apparatus for drilling and coring

Country Status (1)

Country Link
AU (1) AU446083B2 (en)

Also Published As

Publication number Publication date
AU5410669A (en) 1969-11-05

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