3865921

Information

• Patent Grant
• 3865921

• References
• Source

• Patent Number

  3,865,921

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1975
  49 years ago

• CPC

  • C23C8/40 - using liquids
  • C21D1/46 - Salt baths
  • C21D1/607 - Molten salts
  • Y02P10/212 - Recovering metals from waste

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 210 - Liquid purification or separation