Radiant wall for wall cooling or heating in spaces
DE4120545A1
Venting system for manipulation chamber - has waste air cleaning and recirculation equipment with air jets forming vortex
DE4115602A1
Front for extractor equipment with central feeders - has auxiliary air ventilation feeding air through frame channel which is diverted to upper part of hatchway
DE3725444A1
Central four-way conditioning device for room air having tubular construction units
DE3437964A1
Device for the individual air-conditioning of hospital bed areas
DE3428713A1
Method and device relating to a closed ice accummulator for the supply of cold to a room air-conditioning system
DE3417953A1
Device for the individual air-conditioning of hospital bed regions
DE3232203A1
Concentration of pollutants in the laboratory for concentrated and distributed dispersion
DE3231748A1
Collector block with fire-safety exit-air connection for transport of air in chemical laboratories and the like
DE3230626A1
Fume extraction cupboard with ceramic lining for chemical laboratory work and the like
DE3205689A1
Fume cabinet with ventilation curtain and air extractor
DE3203322A1
Energy-saving shutting off without external energy for heat/cold consumers
DE3115180A1
Energy-saving cutoffs without external energy for heat/cold consumers
DE3005132A1
Heat pump for heating building - uses boreholes in ground near building to act as heat exchanger surfaces
DE2923743A1
Laboratory protective ventilation system - has nozzles in table edges directing harmful materials by air jets upwards to ceiling
DE2922441A1
Working area air conditioning system - includes distributor alongside window to form air curtain, combined with underfloor or ceiling ducts
DE2917853A1
Fume cupboard for chemical laboratories etc. - effectively prevents gas from contaminating atmosphere by providing air curtain
