2271484

Information

• Patent Grant
• 2271484

• References
• Source

• Patent Number

  2,271,484

• Date Filed

  Not available

• Date Issued

  Tuesday, January 27, 1942
  83 years ago

• CPC

  • F28D7/1653 - the conduit assemblies having a square or rectangular shape
  • F26B21/002 - heating the drying air indirectly
  • F26B23/001 - using waste heat
  • Y02P70/405 - Drying with heating arrangements using waste heat

• US Classifications

  • 126 - Stoves and furnaces
  • 431 - Combustion