AU8268175A - Air hammer for continuous coring system - Google Patents

Air hammer for continuous coring system

Info

Publication number
AU8268175A
AU8268175A AU82681/75A AU8268175A AU8268175A AU 8268175 A AU8268175 A AU 8268175A AU 82681/75 A AU82681/75 A AU 82681/75A AU 8268175 A AU8268175 A AU 8268175A AU 8268175 A AU8268175 A AU 8268175A
Authority
AU
Australia
Prior art keywords
air hammer
coring system
continuous coring
continuous
hammer
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
AU82681/75A
Other versions
AU486095B2 (en
Inventor
Alfred Ronald Curington And Theodore James Roscoe, Jr
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.)
Bakerdrill Inc
Original Assignee
Bakerdrill Inc
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
Priority claimed from US392628A external-priority patent/US3871486A/en
Application filed by Bakerdrill Inc filed Critical Bakerdrill Inc
Priority to AU82681/75A priority Critical patent/AU486095B2/en
Application granted granted Critical
Publication of AU486095B2 publication Critical patent/AU486095B2/en
Publication of AU8268175A publication Critical patent/AU8268175A/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
    • 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 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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
AU82681/75A 1973-08-29 1975-07-02 Air hammer for continuous coring system Expired AU486095B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU82681/75A AU486095B2 (en) 1973-08-29 1975-07-02 Air hammer for continuous coring system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US392628A US3871486A (en) 1973-08-29 1973-08-29 Continuous coring system and apparatus
AU70572/74A AU482481B2 (en) 1973-08-29 1974-06-27 Continuous coring system and apparatus
AU82681/75A AU486095B2 (en) 1973-08-29 1975-07-02 Air hammer for continuous coring system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU70572/74A Division AU482481B2 (en) 1973-08-29 1974-06-27 Continuous coring system and apparatus

Publications (2)

Publication Number Publication Date
AU486095B2 AU486095B2 (en) 1975-09-25
AU8268175A true AU8268175A (en) 1975-09-25

Family

ID=27155877

Family Applications (1)

Application Number Title Priority Date Filing Date
AU82681/75A Expired AU486095B2 (en) 1973-08-29 1975-07-02 Air hammer for continuous coring system

Country Status (1)

Country Link
AU (1) AU486095B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987001413A1 (en) * 1985-09-02 1987-03-12 Wallis Drilling Pty. Ltd. Downhole hammer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987001413A1 (en) * 1985-09-02 1987-03-12 Wallis Drilling Pty. Ltd. Downhole hammer

Also Published As

Publication number Publication date
AU486095B2 (en) 1975-09-25

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