981850

Information

• Patent Grant
• 981850

• References
• Source

• Patent Number

  981,850

• Date Filed

  Not available

• Date Issued

  Tuesday, January 17, 1911
  114 years ago

• CPC

  • C21C5/5217 - equipped with burners or devices for injecting gas
  • C22B15/0039 - in electric furnaces

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 373 - Industrial electric heating furnaces