3904743

Information

• Patent Grant
• 3904743

• References
• Source

• Patent Number

  3,904,743

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1975
  49 years ago

• CPC

  • C01B17/34 - Polysulfides of sodium or potassium
  • B01D53/501 - by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
  • C01B17/06 - from non-gaseous sulfides or materials containing such sulfides
  • C01B17/164 - Preparation by reduction of oxidic sulfur compounds

• US Classifications

  • 423 - Chemistry of inorganic compounds