1132421

Information

• Patent Grant
• 1132421

• References
• Source

• Patent Number

  1,132,421

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1915
  110 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