AU4992890A - Percussion drill - Google Patents

Percussion drill

Info

Publication number
AU4992890A
AU4992890A AU49928/90A AU4992890A AU4992890A AU 4992890 A AU4992890 A AU 4992890A AU 49928/90 A AU49928/90 A AU 49928/90A AU 4992890 A AU4992890 A AU 4992890A AU 4992890 A AU4992890 A AU 4992890A
Authority
AU
Australia
Prior art keywords
percussion drill
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.)
Abandoned
Application number
AU49928/90A
Inventor
James Frank Meek
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.)
Sandvik AB
Original Assignee
Sandvik AB
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 Sandvik AB filed Critical Sandvik AB
Publication of AU4992890A publication Critical patent/AU4992890A/en
Abandoned 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)
AU49928/90A 1989-03-02 1990-02-20 Percussion drill Abandoned AU4992890A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31786689A 1989-03-02 1989-03-02
US317866 1989-03-02

Publications (1)

Publication Number Publication Date
AU4992890A true AU4992890A (en) 1990-09-06

Family

ID=23235595

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49928/90A Abandoned AU4992890A (en) 1989-03-02 1990-02-20 Percussion drill

Country Status (5)

Country Link
EP (1) EP0385959A3 (en)
JP (1) JPH0343590A (en)
AU (1) AU4992890A (en)
BR (1) BR9000985A (en)
CA (1) CA2011265A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107489375B (en) * 2017-09-21 2023-05-26 长江大学 Rotary impactor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3424065A (en) * 1967-01-30 1969-01-28 Ingersoll Rand Co Bearing
US4194581A (en) * 1975-03-22 1980-03-25 Walter Hans P Deep drill hammer
US4705119A (en) * 1985-09-16 1987-11-10 Institut Gornogo Dela So An Sssr Annular air-hammer apparatus for drilling holes

Also Published As

Publication number Publication date
JPH0343590A (en) 1991-02-25
EP0385959A3 (en) 1991-07-03
BR9000985A (en) 1991-02-19
EP0385959A2 (en) 1990-09-05
CA2011265A1 (en) 1990-09-02

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