3619351

Information

• Patent Grant
• 3619351

• References
• Source

• Patent Number

  3,619,351

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1971
  53 years ago

• CPC

  • D21H17/07 - Nitrogen-containing compounds
  • B23H3/08 - Working media
  • D21H21/02 - Agents for preventing deposition on the paper mill equipment
  • Y10S162/04 - Pitch control
  • Y10S162/12 - Seasoning

• US Classifications

  • 162 - Paper making and fiber liberation