3637440

Information

• Patent Grant
• 3637440

• References
• Source

• Patent Number

  3,637,440

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1972
  52 years ago

• CPC

  • C22C11/02 - with an alkali or an alkaline earth metal as the next major constituent
  • C22C1/02 - by melting

• US Classifications

  • 148 - Metal treatment
  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 419 - Powder metallurgy processes
  • 420 - Alloys or metallic compositions