2663631

Information

• Patent Grant
• 2663631

• References
• Source

• Patent Number

  2,663,631

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1953
  71 years ago

• CPC

  • C22B15/0021 - by reducing in gaseous or solid state
  • C22B23/005 - Preliminary treatment of ores
  • C22B23/021 - by reduction in solid state

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 266 - Metallurgical apparatus
  • 420 - Alloys or metallic compositions
  • 423 - Chemistry of inorganic compounds