434652

Information

• Patent Grant
• 434652

• References
• Source

• Patent Number

  434,652

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1890
  134 years ago

• CPC

  • F28F13/12 - by creating turbulence
  • Y10S165/225 - with solid conveyor

• US Classifications

  • 165 - Heat exchange
  • 034 - Drying and gas or vapor contact with solids