3915654

Information

• Patent Grant
• 3915654

• References
• Source

• Patent Number

  3,915,654

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1975
  49 years ago

• CPC

  • D21C11/12 - Combustion of pulp liquors
  • C01D7/07 - Preparation from the hydroxides
  • F22B21/00 - Water-tube boilers of vertical or steeply-inclined type
  • F23G5/46 - Recuperation of heat
  • Y10S122/02 - Air heater - indirectly heated
  • Y10S423/03 - Papermaking liquor

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 122 - Liquid heaters and vaporizers
  • 423 - Chemistry of inorganic compounds