3653875

Information

• Patent Grant
• 3653875

• References
• Source

• Patent Number

  3,653,875

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1972
  52 years ago

• CPC

  • C22B7/04 - Working-up slag
  • C01B25/306 - from phosphates
  • C21B3/04 - Recovery of by-products
  • C22B7/001 - Dry processes
  • C22B19/30 - from metallic residues or scraps
  • C23C22/86 - Regeneration of coating baths
  • Y02P10/214 - by pyro metallurgy
  • Y02W30/542 - Recovery or treatment of by-products during pig-iron manufacturing

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 423 - Chemistry of inorganic compounds