3161475

Information

• Patent Grant
• 3161475

• References
• Source

• Patent Number

  3,161,475

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1964
  60 years ago

• CPC

  • F23G7/04 - of waste liquors
  • D21C11/12 - Combustion of pulp liquors
  • F22B21/345 - with a tube bundle between an upper and a lower drum in the convection pass
  • F23G5/46 - Recuperation of heat
  • Y02P70/24 - related technologies for saving energy and raw materials during the production of paper or paper articles

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 159 - Concentrating evaporators