NL24947C - - Google Patents

Info

Publication number
NL24947C
NL24947C NL24947DA NL24947C NL 24947 C NL24947 C NL 24947C NL 24947D A NL24947D A NL 24947DA NL 24947 C NL24947 C NL 24947C
Authority
NL
Netherlands
Application number
Publication date
Application granted granted Critical
Publication of NL24947C publication Critical patent/NL24947C/xx

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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • E21B31/20—Grappling tools, e.g. tongs or grabs gripping internally, e.g. fishing spears

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
NL24947D NL24947C (cg-RX-API-DMAC10.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL24947T

Publications (1)

Publication Number Publication Date
NL24947C true NL24947C (cg-RX-API-DMAC10.html) 1931-03-16

Family

ID=19752226

Family Applications (2)

Application Number Title Priority Date Filing Date
NL22121D NL22121C (cg-RX-API-DMAC10.html)
NL24947D NL24947C (cg-RX-API-DMAC10.html)

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL22121D NL22121C (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
NL (2) NL24947C (cg-RX-API-DMAC10.html)

Also Published As

Publication number Publication date
NL22121C (cg-RX-API-DMAC10.html) 1930-01-15

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