CA951130A - Hollow auger driver coupling - Google Patents

Hollow auger driver coupling

Info

Publication number
CA951130A
CA951130A CA146,538,A CA146538A CA951130A CA 951130 A CA951130 A CA 951130A CA 146538 A CA146538 A CA 146538A CA 951130 A CA951130 A CA 951130A
Authority
CA
Canada
Prior art keywords
driver coupling
hollow auger
auger driver
hollow
coupling
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
CA146,538,A
Other versions
CA146538S (en
Inventor
Henry E. Davis
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.)
Mobile Drilling Co Inc
Original Assignee
Mobile Drilling Co Inc
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 Mobile Drilling Co Inc filed Critical Mobile Drilling Co Inc
Application granted granted Critical
Publication of CA951130A publication Critical patent/CA951130A/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
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/02—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/03—Couplings; joints between drilling rod or pipe and drill motor or surface drive, e.g. between drilling rod and hammer
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/22—Rods or pipes with helical structure
    • 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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe
    • E21B25/04—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe the core receiver having a core forming cutting edge or element, e.g. punch type core barrels

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)
  • Soil Sciences (AREA)
  • Earth Drilling (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
CA146,538,A 1971-07-22 1972-07-06 Hollow auger driver coupling Expired CA951130A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16519771A 1971-07-22 1971-07-22
US26027072A 1972-06-06 1972-06-06

Publications (1)

Publication Number Publication Date
CA951130A true CA951130A (en) 1974-07-16

Family

ID=26861184

Family Applications (1)

Application Number Title Priority Date Filing Date
CA146,538,A Expired CA951130A (en) 1971-07-22 1972-07-06 Hollow auger driver coupling

Country Status (3)

Country Link
CA (1) CA951130A (en)
DE (1) DE2235929C3 (en)
FR (1) FR2146264A1 (en)

Also Published As

Publication number Publication date
DE2235929C3 (en) 1974-05-22
FR2146264A1 (en) 1973-03-02
DE2235929A1 (en) 1973-02-08
DE2235929B2 (en) 1973-10-25

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