3701672

Information

• Patent Grant
• 3701672

• References
• Source

• Patent Number

  3,701,672

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1972
  52 years ago

• CPC

  • E04C2/16 - of fibres, chips, vegetable stems, or the like
  • C04B26/26 - Bituminous materials
  • D21H5/18 - of inorganic fibres with or without cellulose fibres
  • D21H11/14 - Secondary fibres
  • D21H13/36 - Inorganic fibres or flakes
  • D21H17/61 - Bitumen
  • D21J1/16 - Special fibreboard
  • Y02W30/97 - Vegetable refuse

• US Classifications

  • 106 - Compositions: coating or plastic
  • 162 - Paper making and fiber liberation
  • 252 - Compositions