ZA722928B - Drill swivel assembly - Google Patents

Drill swivel assembly

Info

Publication number
ZA722928B
ZA722928B ZA722928A ZA722928A ZA722928B ZA 722928 B ZA722928 B ZA 722928B ZA 722928 A ZA722928 A ZA 722928A ZA 722928 A ZA722928 A ZA 722928A ZA 722928 B ZA722928 B ZA 722928B
Authority
ZA
South Africa
Prior art keywords
swivel assembly
drill swivel
drill
assembly
swivel
Prior art date
Application number
ZA722928A
Inventor
N Fassler
F Fontaine
Original Assignee
Joy Mfg 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 Joy Mfg Co filed Critical Joy Mfg Co
Publication of ZA722928B publication Critical patent/ZA722928B/en

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/025—Rock drills, i.e. jumbo drills
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation

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)
  • Earth Drilling (AREA)
ZA722928A 1971-05-03 1972-05-01 Drill swivel assembly ZA722928B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13972771A 1971-05-03 1971-05-03

Publications (1)

Publication Number Publication Date
ZA722928B true ZA722928B (en) 1973-02-28

Family

ID=22488019

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA722928A ZA722928B (en) 1971-05-03 1972-05-01 Drill swivel assembly

Country Status (3)

Country Link
AU (1) AU4178472A (en)
GB (1) GB1361716A (en)
ZA (1) ZA722928B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8607997D0 (en) * 1986-04-02 1986-05-08 Boart Uk Ltd Drilling boom

Also Published As

Publication number Publication date
AU4178472A (en) 1973-12-20
GB1361716A (en) 1974-07-30

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