AU4591479A - Percussion drill piston - Google Patents

Percussion drill piston

Info

Publication number
AU4591479A
AU4591479A AU45914/79A AU4591479A AU4591479A AU 4591479 A AU4591479 A AU 4591479A AU 45914/79 A AU45914/79 A AU 45914/79A AU 4591479 A AU4591479 A AU 4591479A AU 4591479 A AU4591479 A AU 4591479A
Authority
AU
Australia
Prior art keywords
percussion drill
drill piston
piston
percussion
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.)
Granted
Application number
AU45914/79A
Other versions
AU522224B2 (en
Inventor
Abraham Gien
Bernard Lionel Gien
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.)
Gien A And Gien B L
Original Assignee
Gien A And Gien B L
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 Gien A And Gien B L filed Critical Gien A And Gien B L
Priority to AU45914/79A priority Critical patent/AU522224B2/en
Publication of AU4591479A publication Critical patent/AU4591479A/en
Application granted granted Critical
Publication of AU522224B2 publication Critical patent/AU522224B2/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)
AU45914/79A 1975-01-13 1979-04-10 Percussion drill piston Ceased AU522224B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU45914/79A AU522224B2 (en) 1975-01-13 1979-04-10 Percussion drill piston

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1283/75 1975-01-13
AU45914/79A AU522224B2 (en) 1975-01-13 1979-04-10 Percussion drill piston

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU77431/75A Division AU498709B2 (en) 1975-01-13 1975-01-20 Drill

Publications (2)

Publication Number Publication Date
AU4591479A true AU4591479A (en) 1979-08-09
AU522224B2 AU522224B2 (en) 1982-05-20

Family

ID=3733008

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45914/79A Ceased AU522224B2 (en) 1975-01-13 1979-04-10 Percussion drill piston

Country Status (1)

Country Link
AU (1) AU522224B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0843071A1 (en) * 1996-11-06 1998-05-20 Bernard Lionel Gien Down the hole drill

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0099594B1 (en) * 1982-07-23 1986-02-19 WEAVER & HURT LIMITED Rock drills

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0843071A1 (en) * 1996-11-06 1998-05-20 Bernard Lionel Gien Down the hole drill

Also Published As

Publication number Publication date
AU522224B2 (en) 1982-05-20

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