GB1296434A - - Google Patents

Info

Publication number
GB1296434A
GB1296434A GB1296434DA GB1296434A GB 1296434 A GB1296434 A GB 1296434A GB 1296434D A GB1296434D A GB 1296434DA GB 1296434 A GB1296434 A GB 1296434A
Authority
GB
United Kingdom
Prior art keywords
sheath
cable
tube
feb
around
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
Other languages
English (en)
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 filed Critical
Publication of GB1296434A publication Critical patent/GB1296434A/en
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/14Drilling by use of heat, e.g. flame drilling
    • E21B7/146Thermal lances
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/14Drilling 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)
  • Cable Accessories (AREA)
GB1296434D 1969-02-21 1970-02-04 Expired GB1296434A (US20100268047A1-20101021-C00003.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH271369A CH497257A (de) 1969-02-21 1969-02-21 Brennrohr zum thermischen Bohren

Publications (1)

Publication Number Publication Date
GB1296434A true GB1296434A (US20100268047A1-20101021-C00003.png) 1972-11-15

Family

ID=4239917

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1296434D Expired GB1296434A (US20100268047A1-20101021-C00003.png) 1969-02-21 1970-02-04

Country Status (5)

Country Link
AT (1) AT295372B (US20100268047A1-20101021-C00003.png)
CH (1) CH497257A (US20100268047A1-20101021-C00003.png)
GB (1) GB1296434A (US20100268047A1-20101021-C00003.png)
IL (1) IL33917A (US20100268047A1-20101021-C00003.png)
SE (1) SE357232B (US20100268047A1-20101021-C00003.png)

Also Published As

Publication number Publication date
SE357232B (US20100268047A1-20101021-C00003.png) 1973-06-18
CH497257A (de) 1970-10-15
AT295372B (de) 1971-12-27
IL33917A (en) 1974-06-30

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee