NL7305513A - - Google Patents

Info

Publication number
NL7305513A
NL7305513A NL7305513A NL7305513A NL7305513A NL 7305513 A NL7305513 A NL 7305513A NL 7305513 A NL7305513 A NL 7305513A NL 7305513 A NL7305513 A NL 7305513A NL 7305513 A NL7305513 A NL 7305513A
Authority
NL
Netherlands
Application number
NL7305513A
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
Priority claimed from SE05208/72A external-priority patent/SE362113B/xx
Priority claimed from FR7301784A external-priority patent/FR2181676B1/fr
Application filed filed Critical
Publication of NL7305513A publication Critical patent/NL7305513A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/06—Equipment for positioning the whole machine in relation to its sub-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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/002—Survey of boreholes or wells by visual inspection
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/02—Determining slope or direction
    • E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/006—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries by making use of blasting methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
NL7305513A 1972-04-20 1973-04-19 NL7305513A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE05208/72A SE362113B (enrdf_load_stackoverflow) 1972-04-20 1972-04-20
FR7301784A FR2181676B1 (enrdf_load_stackoverflow) 1972-01-19 1973-01-18

Publications (1)

Publication Number Publication Date
NL7305513A true NL7305513A (enrdf_load_stackoverflow) 1973-10-23

Family

ID=26217522

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7305513A NL7305513A (enrdf_load_stackoverflow) 1972-04-20 1973-04-19

Country Status (1)

Country Link
NL (1) NL7305513A (enrdf_load_stackoverflow)

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BV The patent application has lapsed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed