3820979

Information

• Patent Grant
• 3820979

• References
• Source

• Patent Number

  3,820,979

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • C01G3/003 - Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
  • C01G5/003 - Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
  • C01G13/003 - Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
  • C22B3/0008 - using acyclic or carbocyclic compounds of a single type
  • C22B43/00 - Obtaining mercury
  • Y02P10/234 - by hydro metallurgy

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures