BE559262A - - Google Patents

Info

Publication number
BE559262A
BE559262A BE559262DA BE559262A BE 559262 A BE559262 A BE 559262A BE 559262D A BE559262D A BE 559262DA BE 559262 A BE559262 A BE 559262A
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.)
Publication of BE559262A publication Critical patent/BE559262A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H01F13/003—Methods and devices for magnetising permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Clamps And Clips (AREA)
  • Earth Drilling (AREA)
BE559262D 1956-09-25 BE559262A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE559262X 1956-09-25

Publications (1)

Publication Number Publication Date
BE559262A true BE559262A (enrdf_load_html_response)

Family

ID=41227546

Family Applications (1)

Application Number Title Priority Date Filing Date
BE559262D BE559262A (enrdf_load_html_response) 1956-09-25

Country Status (2)

Country Link
BE (1) BE559262A (enrdf_load_html_response)
GB (1) GB876797A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB998336A (en) * 1962-12-05 1965-07-14 Gullick Ltd Improvements in or relating to mine roof and like supports

Also Published As

Publication number Publication date
GB876797A (en) 1961-09-06

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