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BE875016A - DOUBLE CARROT TREE - Google Patents

DOUBLE CARROT TREE

Info

Publication number
BE875016A
BE875016A BE0/194149A BE194149A BE875016A BE 875016 A BE875016 A BE 875016A BE 0/194149 A BE0/194149 A BE 0/194149A BE 194149 A BE194149 A BE 194149A BE 875016 A BE875016 A BE 875016A
Authority
BE
Belgium
Prior art keywords
carrot
tree
double
double carrot
carrot tree
Prior art date
Application number
BE0/194149A
Other languages
French (fr)
Original Assignee
Diamant Boart Sa
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 Diamant Boart Sa filed Critical Diamant Boart Sa
Priority to BE0/194149A priority Critical patent/BE875016A/en
Publication of BE875016A publication Critical patent/BE875016A/en
Priority to US06/129,948 priority patent/US4300643A/en
Priority to CA348,050A priority patent/CA1123420A/en
Priority to GB8009467A priority patent/GB2049763B/en
Priority to NO800829A priority patent/NO159955C/en
Priority to NLAANVRAGE8001684,A priority patent/NL189421C/en
Priority to NO881668A priority patent/NO169790C/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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
BE0/194149A 1979-03-22 1979-03-22 DOUBLE CARROT TREE BE875016A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
BE0/194149A BE875016A (en) 1979-03-22 1979-03-22 DOUBLE CARROT TREE
US06/129,948 US4300643A (en) 1979-03-22 1980-03-13 Double core barrel
CA348,050A CA1123420A (en) 1979-03-22 1980-03-20 Carottier double
GB8009467A GB2049763B (en) 1979-03-22 1980-03-20 Double core barrel
NO800829A NO159955C (en) 1979-03-22 1980-03-21 CORE DRILLING DEVICE.
NLAANVRAGE8001684,A NL189421C (en) 1979-03-22 1980-03-21 CORE DRILLING ASSEMBLY.
NO881668A NO169790C (en) 1979-03-22 1988-04-18 PROCEDURE FOR ADJUSTING THE FLOW AMOUNT OF DRILL WATER AT THE END OF A NUCLEAR DRILLING DEVICE.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE875016 1979-03-22
BE0/194149A BE875016A (en) 1979-03-22 1979-03-22 DOUBLE CARROT TREE

Publications (1)

Publication Number Publication Date
BE875016A true BE875016A (en) 1979-07-16

Family

ID=25651350

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/194149A BE875016A (en) 1979-03-22 1979-03-22 DOUBLE CARROT TREE

Country Status (1)

Country Link
BE (1) BE875016A (en)

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: DIAMANT BOART

Effective date: 19990322