SE8603044D0 - Fast feed drill head - Google Patents

Fast feed drill head

Info

Publication number
SE8603044D0
SE8603044D0 SE8603044A SE8603044A SE8603044D0 SE 8603044 D0 SE8603044 D0 SE 8603044D0 SE 8603044 A SE8603044 A SE 8603044A SE 8603044 A SE8603044 A SE 8603044A SE 8603044 D0 SE8603044 D0 SE 8603044D0
Authority
SE
Sweden
Prior art keywords
drill head
fast feed
feed drill
fast
head
Prior art date
Application number
SE8603044A
Other languages
English (en)
Other versions
SE8603044L (sv
Inventor
D R Halvorsen
I N Paech
Original Assignee
Longyear Co
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 Longyear Co filed Critical Longyear Co
Publication of SE8603044D0 publication Critical patent/SE8603044D0/sv
Publication of SE8603044L publication Critical patent/SE8603044L/sv

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
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • 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
    • E21B19/02—Rod or cable suspensions
    • E21B19/06—Elevators, i.e. rod- or tube-gripping devices
    • E21B19/07—Slip-type elevators
    • 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
    • E21B19/086—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 a fluid-actuated cylinder

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)
  • Drilling And Boring (AREA)
SE8603044A 1985-07-12 1986-07-08 Snabbmatningsborrhuvud SE8603044L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75452885A 1985-07-12 1985-07-12

Publications (2)

Publication Number Publication Date
SE8603044D0 true SE8603044D0 (sv) 1986-07-08
SE8603044L SE8603044L (sv) 1987-01-13

Family

ID=25035191

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8603044A SE8603044L (sv) 1985-07-12 1986-07-08 Snabbmatningsborrhuvud

Country Status (5)

Country Link
JP (1) JPS6229696A (sv)
AU (1) AU6006086A (sv)
BE (1) BE905094A (sv)
SE (1) SE8603044L (sv)
ZA (1) ZA865151B (sv)

Also Published As

Publication number Publication date
JPS6229696A (ja) 1987-02-07
ZA865151B (en) 1987-03-25
BE905094A (fr) 1987-01-12
AU6006086A (en) 1987-01-15
SE8603044L (sv) 1987-01-13

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