3379581

Information

• Patent Grant
• 3379581

• References
• Source

• Patent Number

  3,379,581

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1968
  56 years ago

• CPC

  • C22C38/02 - containing silicon
  • C21D1/70 - while heating or quenching
  • C21D1/72 - during chemical change of surfaces
  • C21D3/02 - Extraction of non-metals
  • C23C24/00 - Coating starting from inorganic powder

• US Classifications

  • 148 - Metal treatment
  • 501 - Compositions: ceramic