2974420

Information

• Patent Grant
• 2974420

• References
• Source

• Patent Number

  2,974,420

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1961
  63 years ago

• CPC

  • B01J8/16 - with particles being subjected to vibrations or pulsations
  • D21C9/185 - comprising at least one step where the pulp is suspended in a gaseous medium
  • F26B3/0926 - by pneumatic means
  • F26B2210/16 - Wood

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 244 - Aeronautics and astronautics