NL277527A - - Google Patents

Info

Publication number
NL277527A
NL277527A NL277527DA NL277527A NL 277527 A NL277527 A NL 277527A NL 277527D A NL277527D A NL 277527DA NL 277527 A NL277527 A NL 277527A
Authority
NL
Netherlands
Application number
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.)
Publication of NL277527A publication Critical patent/NL277527A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Sealing Devices (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
NL277527D 1962-02-05 NL277527A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0065814 1962-02-05

Publications (1)

Publication Number Publication Date
NL277527A true NL277527A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=6974920

Family Applications (1)

Application Number Title Priority Date Filing Date
NL277527D NL277527A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1962-02-05

Country Status (3)

Country Link
BE (1) BE627892A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1025772A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL277527A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
BE627892A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB1025772A (en) 1966-04-14

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