3654256

Information

• Patent Grant
• 3654256

• References
• Source

• Patent Number

  3,654,256

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1972
  52 years ago

• CPC

  • D21H17/62 - Rosin Derivatives thereof
  • C09F1/02 - Purification

• US Classifications

  • 530 - Chemistry: natural resins or derivatives
  • 106 - Compositions: coating or plastic
  • 162 - Paper making and fiber liberation