250694

Information

• Patent Grant
• 250694

• References
• Source

• Patent Number

  250,694

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1881
  143 years ago

• CPC

  • F28D5/02 - in which the evaporating medium flows in a continuous film or trickles freely over the conduits
  • Y10S165/164 - Film flow constrained to spiral path

• US Classifications

  • 165 - Heat exchange