2218391

Information

• Patent Grant
• 2218391

• References
• Source

• Patent Number

  2,218,391

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1940
  84 years ago

• CPC

  • C21C5/005 - Manufacture of stainless steel
  • F27B3/002 - Siemens-Martin type furnaces

• US Classifications

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