630727

Information

• Patent Grant
• 630727

• References
• Source

• Patent Number

  630,727

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1899
  126 years ago

• CPC

  • F28D11/02 - the movement being rotary
  • Y10S165/158 - having stationary material removal means

• US Classifications

  • 165 - Heat exchange
  • 034 - Drying and gas or vapor contact with solids
  • 062 - Refrigeration
  • 451 - Abrading