2116203

Information

• Patent Grant
• 2116203

• References
• Source

• Patent Number

  2,116,203

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1938
  86 years ago

• CPC

  • C22B1/214 - in shaft furnaces
  • C22B19/02 - Preliminary treatment of ores Preliminary refining of zinc oxide

• US Classifications

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