3491956

Information

• Patent Grant
• 3491956

• References
• Source

• Patent Number

  3,491,956

• Date Filed

  Not available

• Date Issued

  Tuesday, January 27, 1970
  54 years ago

• CPC

  • B02C18/28 - with spiked cylinders
  • D21B1/08 - the raw material being waste paper the raw material being rags
  • Y02W30/642 - Dry methods for dividing waste paper into small particles

• US Classifications

  • 241 - Solid material comminution or disintegration
  • 019 - Textiles: fiber preparation