AU7445474A - Hydraulically operated rotary percussive drilling apparatus - Google Patents

Hydraulically operated rotary percussive drilling apparatus

Info

Publication number
AU7445474A
AU7445474A AU74454/74A AU7445474A AU7445474A AU 7445474 A AU7445474 A AU 7445474A AU 74454/74 A AU74454/74 A AU 74454/74A AU 7445474 A AU7445474 A AU 7445474A AU 7445474 A AU7445474 A AU 7445474A
Authority
AU
Australia
Prior art keywords
hydraulically operated
drilling apparatus
operated rotary
percussive drilling
rotary percussive
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
AU74454/74A
Other versions
AU482693B2 (en
Inventor
Raymond Perraud Jean
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.)
D'etude Et Deconstruction De Machines Pour Toutes Industries Ste
Original Assignee
SECOMA
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 SECOMA filed Critical SECOMA
Application granted granted Critical
Publication of AU482693B2 publication Critical patent/AU482693B2/en
Publication of AU7445474A publication Critical patent/AU7445474A/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
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/02—Automatic control of the tool feed
    • E21B44/06—Automatic control of the tool feed in response to the flow or pressure of the motive fluid of the drive
    • 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
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H43/00—Other fluid gearing, e.g. with oscillating input or output

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
AU74454/74A 1973-11-07 1974-10-17 Hydraulically operated rotary percussive drilling apparatus Expired AU482693B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7340572A FR2250014A1 (en) 1973-11-07 1973-11-07
FRFR73405 1973-11-07

Publications (2)

Publication Number Publication Date
AU482693B2 AU482693B2 (en) 1976-04-29
AU7445474A true AU7445474A (en) 1976-04-29

Family

ID=

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU569746B2 (en) * 1983-06-14 1988-02-18 Oy Tampella Ab Feed control for a rock drill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU569746B2 (en) * 1983-06-14 1988-02-18 Oy Tampella Ab Feed control for a rock drill

Also Published As

Publication number Publication date
ES431349A1 (en) 1976-11-01
GB1468387A (en) 1977-03-23
NL7413617A (en) 1975-05-12
BE821969A (en) 1975-03-03
DE2452455A1 (en) 1975-05-15
IT1023090B (en) 1978-05-10
SE7414004L (en) 1975-05-09
JPS5343362B2 (en) 1978-11-18
ZA746322B (en) 1975-11-26
JPS5078970A (en) 1975-06-27
FR2250014A1 (en) 1975-05-30

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