NO129017B - - Google Patents

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Publication number
NO129017B
NO129017B NO02681/71A NO268171A NO129017B NO 129017 B NO129017 B NO 129017B NO 02681/71 A NO02681/71 A NO 02681/71A NO 268171 A NO268171 A NO 268171A NO 129017 B NO129017 B NO 129017B
Authority
NO
Norway
Prior art keywords
canopy
raft
life raft
floor
strut
Prior art date
Application number
NO02681/71A
Other languages
English (en)
Norwegian (no)
Inventor
J Delgendre
B Kurtzemann
J Putot
Original Assignee
France Etat
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 France Etat filed Critical France Etat
Publication of NO129017B publication Critical patent/NO129017B/no

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
    • E21B7/008—Drilling ice or a formation covered by ice
    • 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
    • E21B7/14—Drilling by use of heat, e.g. flame drilling

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)
  • Tents Or Canopies (AREA)
  • Drying Of Solid Materials (AREA)
NO02681/71A 1971-01-07 1971-07-13 NO129017B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7100325A FR2166393A5 (pt) 1971-01-07 1971-01-07

Publications (1)

Publication Number Publication Date
NO129017B true NO129017B (pt) 1974-02-11

Family

ID=9069913

Family Applications (1)

Application Number Title Priority Date Filing Date
NO02681/71A NO129017B (pt) 1971-01-07 1971-07-13

Country Status (5)

Country Link
CA (1) CA977737A (pt)
FR (1) FR2166393A5 (pt)
GB (1) GB1315921A (pt)
NO (1) NO129017B (pt)
ZA (1) ZA7158B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4923019A (en) * 1989-02-28 1990-05-08 Arctic Systems Limited Thermochemical penetrator for ice and frozen soils
GB9013661D0 (en) * 1990-06-19 2001-10-31 Marconi Gec Ltd Improvements relating to ice penetrating devices
DE10332571B3 (de) * 2003-07-13 2004-11-25 Stiftung Alfred-Wegener-Institut Für Polar- Und Meeresforschung Verfahren zum thermischen Bohren von Löchern in Eis und Vorrichtung zur Durchführung des Verfahrens
FR2964141B1 (fr) * 2010-09-01 2013-09-27 Boma Construction Dispositif et procede pour percer un trou dans une couche epaisse de glace
CN102839918B (zh) * 2012-09-13 2014-07-16 吉林大学 冰层定向钻井热熔钻头
DE102018003378A1 (de) * 2018-04-25 2019-10-31 Rheinisch-Westfälische Technische Hochschule (Rwth) Aachen Schmelzkopf einer Eis-Schmelzvorrichtung

Also Published As

Publication number Publication date
GB1315921A (en) 1973-05-09
FR2166393A5 (pt) 1973-08-17
ZA7158B (en) 1971-11-24
CA977737A (en) 1975-11-11

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