FR2083863A5 - - Google Patents

Info

Publication number
FR2083863A5
FR2083863A5 FR7047385A FR7047385A FR2083863A5 FR 2083863 A5 FR2083863 A5 FR 2083863A5 FR 7047385 A FR7047385 A FR 7047385A FR 7047385 A FR7047385 A FR 7047385A FR 2083863 A5 FR2083863 A5 FR 2083863A5
Authority
FR
France
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
FR7047385A
Other languages
French (fr)
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.)
MINING DEVELOPEMENTS AG
Original Assignee
MINING DEVELOPEMENTS AG
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 MINING DEVELOPEMENTS AG filed Critical MINING DEVELOPEMENTS AG
Application granted granted Critical
Publication of FR2083863A5 publication Critical patent/FR2083863A5/fr
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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/084—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with flexible drawing means, e.g. cables
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/40—Percussion drill bits with leading portion
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
FR7047385A 1969-12-30 1970-12-30 Expired FR2083863A5 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB6323869 1969-12-30
GB6323969 1969-12-30
GB91370 1970-01-08
GB2122170 1970-05-02

Publications (1)

Publication Number Publication Date
FR2083863A5 true FR2083863A5 (en) 1971-12-17

Family

ID=27447105

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7047385A Expired FR2083863A5 (en) 1969-12-30 1970-12-30

Country Status (6)

Country Link
JP (1) JPS4943441B1 (en)
CA (1) CA935810A (en)
CH (1) CH528638A (en)
FR (1) FR2083863A5 (en)
IE (1) IE34834B1 (en)
SE (1) SE395502B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390577A1 (en) * 1977-05-11 1978-12-08 Atlas Copco Ab FEED BAR FOR PERFORATOR
CN101137818B (en) * 2005-03-14 2011-08-17 阿特拉斯·科普科岩石钻探公司 Rock drilling device and drill rig incorporating a device for measuring the location of the drilling machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390577A1 (en) * 1977-05-11 1978-12-08 Atlas Copco Ab FEED BAR FOR PERFORATOR
CN101137818B (en) * 2005-03-14 2011-08-17 阿特拉斯·科普科岩石钻探公司 Rock drilling device and drill rig incorporating a device for measuring the location of the drilling machine

Also Published As

Publication number Publication date
CA935810A (en) 1973-10-23
IE34834B1 (en) 1975-09-03
IE34834L (en) 1971-06-30
JPS4943441B1 (en) 1974-11-21
CH528638A (en) 1972-09-30
SE395502B (en) 1977-08-15

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Legal Events

Date Code Title Description
ST Notification of lapse