3523049

Information

• Patent Grant
• 3523049

• References
• Source

• Patent Number

  3,523,049

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1970
  54 years ago

• CPC

  • B27K3/32 - Mixtures of different inorganic impregnating agents
  • B27D1/04 - to produce plywood or articles made therefrom Plywood sheets
  • B27K3/0278 - involving an additional treatment during or after impregnation
  • B27K3/156 - Combined with grafting onto wood fibres
  • B27K3/22 - Compounds of zinc or copper
  • B27K3/26 - Compounds of iron, aluminium, or chromium
  • B27K3/28 - Compounds of arsenic or antimony
  • B27K5/04 - Combined bleaching or impregnating and drying of wood
  • B27K2200/30 - Multilayer articles comprising wood

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 106 - Compositions: coating or plastic
  • 252 - Compositions
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing