3681937

Information

• Patent Grant
• 3681937

• References
• Source

• Patent Number

  3,681,937

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1972
  52 years ago

• CPC

  • F28D7/026 - the conduits of only one medium being helically coiled and formed by bent members
  • F25B1/00 - Compression machines, plant, or systems with non-reversible cycle
  • F25B5/02 - arranged in parallel
  • F25B40/00 - Subcoolers, desuperheaters or superheaters
  • F25C1/00 - Production of ice
  • F28F9/0137 - formed by wires

• US Classifications

  • 062 - Refrigeration
  • 165 - Heat exchange