3871951

Information

• Patent Grant
• 3871951

• References
• Source

• Patent Number

  3,871,951

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1975
  49 years ago

• CPC

  • C09F3/02 - as a by-product in the paper-pulping process
  • D21C1/02 - with water or steam

• US Classifications

  • 162 - Paper making and fiber liberation