2252867

Information

• Patent Grant
• 2252867

• References
• Source

• Patent Number

  2,252,867

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1941
  83 years ago

• CPC

  • C01B17/22 - Alkali metal sulfides or polysulfides
  • C01B17/32 - Hydrosulfides of sodium or potassium
  • C01P2006/80 - Compositional purity

• US Classifications

  • 423 - Chemistry of inorganic compounds