TREA

Bottom boards or mould boards

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Industry

  • CPC
  • B22C21/06
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B22Casting metals B22CFOUNDRY MOULDING B22C21/00Flasks Accessories therefor

Current Industry

B22C21/06Bottom boards or mould boards
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pattern device for foundry molds
    • Patent number 4,199,020
    • Issue date Apr 22, 1980
    • Erwin Buhrer
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    1894511
    • Patent number 1,894,511
    • Issue date Jan 17, 1933
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    1658456
    • Patent number 1,658,456
    • Issue date Feb 7, 1928
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    1522744
    • Patent number 1,522,744
    • Issue date Jan 13, 1925
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    1478495
    • Patent number 1,478,495
    • Issue date Dec 25, 1923
    • B22 - CASTING POWDER METALLURGY