3556824

Information

• Patent Grant
• 3556824

• References
• Source

• Patent Number

  3,556,824

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1971
  54 years ago

• CPC

  • C23C22/04 - containing hexavalent chromium compounds

• US Classifications

  • 106 - Compositions: coating or plastic
  • 148 - Metal treatment
  • 252 - Compositions