2759813

Information

• Patent Grant
• 2759813

• References
• Source

• Patent Number

  2,759,813

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1956
  68 years ago

• CPC

  • H01B3/06 - asbestos
  • C04B24/12 - Nitrogen containing compounds organic derivatives of hydrazine
  • C04B26/04 - obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • D21H23/765 - Addition of all compounds to the pulp
  • D21H13/42 - Asbestos
  • D21H17/34 - obtained by reactions only involving carbon-to-carbon unsaturated bonds

• US Classifications

  • 162 - Paper making and fiber liberation
  • 524 - Synthetic resins or natural rubbers