3477704

Information

• Patent Grant
• 3477704

• References
• Source

• Patent Number

  3,477,704

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1969
  55 years ago

• CPC

  • F27B7/26 - Drives
  • F27B2007/2246 - Support rollers
  • F27B2007/262 - A gear ring combined with a dented wheel drive

• US Classifications

  • 266 - Metallurgical apparatus
  • 432 - Heating