3369869

Information

• Patent Grant
• 3369869

• References
• Source

• Patent Number

  3,369,869

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1968
  56 years ago

• CPC

  • C10K1/102 - containing free acid
  • C01B17/48 - Sulfur dioxide Sulfurous acid
  • C01C1/12 - Separation of ammonia from gases and vapours
  • C01C1/242 - Preparation from ammonia and sulfuric acid or sulfur trioxide
  • C10K1/08 - by washing with liquids Reviving the used wash liquors

• US Classifications

  • 423 - Chemistry of inorganic compounds