2799580

Information

• Patent Grant
• 2799580

• References
• Source

• Patent Number

  2,799,580

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1957
  68 years ago

• CPC

  • D21C3/18 - with halogens or halogen-generating compounds

• US Classifications

  • 162 - Paper making and fiber liberation