3725042

Information

• Patent Grant
• 3725042

• References
• Source

• Patent Number

  3,725,042

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  51 years ago

• CPC

  • C21C5/567 - operating in a continuous way
  • C21C5/04 - Manufacture of hearth-furnace steel
  • C21C5/44 - Refractory linings

• US Classifications

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