BE633410A - - Google Patents

Info

Publication number
BE633410A
BE633410A BE633410DA BE633410A BE 633410 A BE633410 A BE 633410A BE 633410D A BE633410D A BE 633410DA BE 633410 A BE633410 A BE 633410A
Authority
BE
Belgium
Prior art keywords
sand
urea
formaldehyde
core
parts
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE633410A publication Critical patent/BE633410A/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C1/00Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/20Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents
    • B22C1/22Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins
    • B22C1/2233Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • B22C1/224Furan polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
BE633410D BE633410A (en:Method)

Publications (1)

Publication Number Publication Date
BE633410A true BE633410A (en:Method)

Family

ID=200975

Family Applications (1)

Application Number Title Priority Date Filing Date
BE633410D BE633410A (en:Method)

Country Status (1)

Country Link
BE (1) BE633410A (en:Method)

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