3082145

Information

• Patent Grant
• 3082145

• References
• Source

• Patent Number

  3,082,145

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1963
  61 years ago

• CPC

  • B29C41/14 - Dipping a core
  • D21H23/765 - Addition of all compounds to the pulp
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • D21H11/04 - Kraft or sulfate pulp
  • D21H11/06 - Sulfite or bisulfite pulp
  • D21H13/34 - Protein fibres
  • D21H13/42 - Asbestos
  • D21H17/02 - Material of vegetable origin
  • D21H17/33 - Synthetic macromolecular compounds
  • D21H17/64 - Alkaline compounds
  • D21H17/66 - Salts
  • D21H23/10 - at least two kinds of compounds being added

• US Classifications

  • 162 - Paper making and fiber liberation