3675707

Information

• Patent Grant
• 3675707

• References
• Source

• Patent Number

  3,675,707

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1972
  52 years ago

• CPC

  • D21C11/06 - Treatment of pulp gases Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2
  • C01B17/48 - Sulfur dioxide Sulfurous acid
  • Y10S159/16 - Vacuum
  • Y10S159/22 - Condensate flashing
  • Y10S159/42 - Seals

• US Classifications

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