BE546312A - - Google Patents

Info

Publication number
BE546312A
BE546312A BE546312DA BE546312A BE 546312 A BE546312 A BE 546312A BE 546312D A BE546312D A BE 546312DA BE 546312 A BE546312 A BE 546312A
Authority
BE
Belgium
Prior art keywords
beryllium
magnesium
contain
alloys
aluminum alloys
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE546312A publication Critical patent/BE546312A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C21/00Alloys based on aluminium
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/005Props; Chocks, e.g. made of flexible containers filled with backfilling material characterised by the material
    • E21D15/007Props; Chocks, e.g. made of flexible containers filled with backfilling material characterised by the material spark-reducing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Prevention Of Electric Corrosion (AREA)
  • Powder Metallurgy (AREA)
BE546312D BE546312A (cs)

Publications (1)

Publication Number Publication Date
BE546312A true BE546312A (cs)

Family

ID=173661

Family Applications (1)

Application Number Title Priority Date Filing Date
BE546312D BE546312A (cs)

Country Status (1)

Country Link
BE (1) BE546312A (cs)

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