3210220

Information

• Patent Grant
• 3210220

• References
• Source

• Patent Number

  3,210,220

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1965
  59 years ago

• CPC

  • C23C22/43 - containing also hexavalent chromium compounds
  • C23C22/24 - containing hexavalent chromium compounds
  • F24J2/487 - of metallic material
  • Y02E10/40 - Solar thermal energy

• US Classifications

  • 148 - Metal treatment