Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Load children
F24
HEATING; RANGES; VENTILATING
Load children
F24F
AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
Load children
3/00
Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
Load children Filter patents View analytics View as hierarchy
F24F3/12
characterised by the treatment of the air otherwise than by heating and cooling
Load children Filter patents View analytics View as hierarchy
F24F3/14
by humidification; by dehumidification
Load children Filter patents View analytics View as hierarchy