1925458

Information

• Patent Grant
• 1925458

• References
• Source

• Patent Number

  1,925,458

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1933
  91 years ago

• CPC

  • C22B19/04 - Obtaining zinc by distilling
  • C22B19/06 - in muffle furnaces

• US Classifications

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