3900310

Information

• Patent Grant
• 3900310

• References
• Source

• Patent Number

  3,900,310

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • C22B5/08 - by sulfides Roasting reaction methods
  • C22B13/06 - Refining
  • C22B15/0047 - flash smelting or converting
  • C22B19/32 - Refining zinc
  • C22B23/02 - by dry processes
  • C22B23/06 - refining
  • C22B25/08 - Refining

• US Classifications

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