2717221

Information

• Patent Grant
• 2717221

• References
• Source

• Patent Number

  2,717,221

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1955
  69 years ago

• CPC

  • C04B41/0081 - characterised by the subsequent cooling step

• US Classifications

  • 427 - Coating processes
  • 072 - Metal deforming
  • 148 - Metal treatment
  • 508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions