3720004

Information

• Patent Grant
• 3720004

• References
• Source

• Patent Number

  3,720,004

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1973
  52 years ago

• CPC

  • C02F11/12 - by de-watering, drying, or thickening
  • F26B11/028 - Arrangements for the supply or exhaust of gaseous drying medium for direct heat transfer
  • F26B11/0463 - having internal elements

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 110 - Furnaces
  • 432 - Heating