3667934

Information

• Patent Grant
• 3667934

• References
• Source

• Patent Number

  3,667,934

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • C22B19/04 - Obtaining zinc by distilling
  • C22B19/32 - Refining zinc

• US Classifications

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