ATE18082T1 - Gesteinbohrmaschine. - Google Patents

Gesteinbohrmaschine.

Info

Publication number
ATE18082T1
ATE18082T1 AT83200711T AT83200711T ATE18082T1 AT E18082 T1 ATE18082 T1 AT E18082T1 AT 83200711 T AT83200711 T AT 83200711T AT 83200711 T AT83200711 T AT 83200711T AT E18082 T1 ATE18082 T1 AT E18082T1
Authority
AT
Austria
Prior art keywords
piston
stem
ratio
length
range
Prior art date
Application number
AT83200711T
Other languages
English (en)
Inventor
John Arthur Hurt
Original Assignee
Weaver & Hurt Ltd
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 Weaver & Hurt Ltd filed Critical Weaver & Hurt Ltd
Application granted granted Critical
Publication of ATE18082T1 publication Critical patent/ATE18082T1/de

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)
  • Steroid Compounds (AREA)
AT83200711T 1982-07-23 1983-05-19 Gesteinbohrmaschine. ATE18082T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8221377 1982-07-23
EP83200711A EP0099594B1 (de) 1982-07-23 1983-05-19 Gesteinbohrmaschine

Publications (1)

Publication Number Publication Date
ATE18082T1 true ATE18082T1 (de) 1986-03-15

Family

ID=10531869

Family Applications (1)

Application Number Title Priority Date Filing Date
AT83200711T ATE18082T1 (de) 1982-07-23 1983-05-19 Gesteinbohrmaschine.

Country Status (4)

Country Link
EP (1) EP0099594B1 (de)
AT (1) ATE18082T1 (de)
CA (1) CA1203728A (de)
DE (1) DE3362163D1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3085555A (en) * 1960-05-31 1963-04-16 Ingersoll Rand Co Pneumatic hammer rock drill
BE637490A (de) * 1962-09-17
AU522224B2 (en) * 1975-01-13 1982-05-20 Abraham Gien Percussion drill piston
US4163478A (en) * 1978-09-15 1979-08-07 Adcock Gerald L Self aligning impact rock drilling tool
EP0040026A1 (de) * 1980-05-09 1981-11-18 Halifax Tool Company Limited Freikolbenwerkzeug
EP0043291B1 (de) * 1980-07-01 1985-05-02 Greame Rear Ian Druckluftbetriebener Schlagbohrlochhammer
ZA816261B (en) * 1980-09-11 1982-09-29 Ian Graeme Rear Fluid operated hammer

Also Published As

Publication number Publication date
CA1203728A (en) 1986-04-29
EP0099594A3 (en) 1984-04-25
EP0099594B1 (de) 1986-02-19
DE3362163D1 (en) 1986-03-27
EP0099594A2 (de) 1984-02-01

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee