3425477

Information

• Patent Grant
• 3425477

• References
• Source

• Patent Number

  3,425,477

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1969
  56 years ago

• CPC

  • D21C11/103 - Evaporation by direct contact with gases
  • Y02P70/24 - related technologies for saving energy and raw materials during the production of paper or paper articles
  • Y10S159/03 - Fluidized bed

• US Classifications

  • 159 - Concentrating evaporators
  • 162 - Paper making and fiber liberation