AU3002789A - Down hole hammer - Google Patents

Down hole hammer

Info

Publication number
AU3002789A
AU3002789A AU30027/89A AU3002789A AU3002789A AU 3002789 A AU3002789 A AU 3002789A AU 30027/89 A AU30027/89 A AU 30027/89A AU 3002789 A AU3002789 A AU 3002789A AU 3002789 A AU3002789 A AU 3002789A
Authority
AU
Australia
Prior art keywords
down hole
hole hammer
hammer
hole
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.)
Granted
Application number
AU30027/89A
Other versions
AU599532B2 (en
Inventor
Ian Graeme Rear
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 AU30027/89A priority Critical patent/AU599532B2/en
Publication of AU3002789A publication Critical patent/AU3002789A/en
Application granted granted Critical
Publication of AU599532B2 publication Critical patent/AU599532B2/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
    • E21B4/06—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)
AU30027/89A 1988-02-16 1989-02-15 Down hole hammer Ceased AU599532B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU30027/89A AU599532B2 (en) 1988-02-16 1989-02-15 Down hole hammer

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPI6804 1988-02-16
AUPI680488 1988-02-16
AU30027/89A AU599532B2 (en) 1988-02-16 1989-02-15 Down hole hammer

Publications (2)

Publication Number Publication Date
AU3002789A true AU3002789A (en) 1989-08-17
AU599532B2 AU599532B2 (en) 1990-07-19

Family

ID=25621209

Family Applications (1)

Application Number Title Priority Date Filing Date
AU30027/89A Ceased AU599532B2 (en) 1988-02-16 1989-02-15 Down hole hammer

Country Status (1)

Country Link
AU (1) AU599532B2 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA863192B (en) * 1986-04-29 1986-12-30 Abraham Gien Improvement in valveless pneumatic hammer
AU558266B2 (en) * 1980-07-01 1987-01-22 Rear, I.G. Improved fluid operated hammer
AU568975B2 (en) * 1985-04-04 1988-01-14 Ian Graeme Rear Fluid operated down hole hammer

Also Published As

Publication number Publication date
AU599532B2 (en) 1990-07-19

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired