2986904

Information

• Patent Grant
• 2986904

• References
• Source

• Patent Number

  2,986,904

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1961
  63 years ago

• CPC

  • F24D11/0285 - contained in exhausted air
  • F24F3/001 - in which the air treatment in the central station takes place by means of a heat-pump or by means of a reversible cycle
  • F24J2/0023 - Solar heat collector using additional ambient air heat or another heat source
  • F25B13/00 - Compression machines, plant or systems with reversible cycle
  • F25B30/02 - of the compression type
  • F24J2/045 - in the form of a roof construction
  • Y02B10/20 - Solar thermal
  • Y02B10/70 - Hybrid systems
  • Y02B30/126 - combined with the use of heat accumulated in storage masses
  • Y02B30/52 - Heat recovery pumps
  • Y02E10/40 - Solar thermal energy

• US Classifications

  • 062 - Refrigeration
  • 454 - Ventilation