BE688201A - - Google Patents

Info

Publication number
BE688201A
BE688201A BE688201DA BE688201A BE 688201 A BE688201 A BE 688201A BE 688201D A BE688201D A BE 688201DA BE 688201 A BE688201 A BE 688201A
Authority
BE
Belgium
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE688201A publication Critical patent/BE688201A/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)
BE688201D 1965-10-14 1966-10-13 BE688201A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH0057414 1965-10-14

Publications (1)

Publication Number Publication Date
BE688201A true BE688201A (enrdf_load_stackoverflow) 1967-03-16

Family

ID=7159751

Family Applications (1)

Application Number Title Priority Date Filing Date
BE688201D BE688201A (enrdf_load_stackoverflow) 1965-10-14 1966-10-13

Country Status (3)

Country Link
BE (1) BE688201A (enrdf_load_stackoverflow)
FR (1) FR1494535A (enrdf_load_stackoverflow)
NL (1) NL6614119A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR1494535A (enrdf_load_stackoverflow) 1967-12-14
NL6614119A (enrdf_load_stackoverflow) 1967-04-17

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