Method and apparatus for exchanging energy and/or mass
Method and apparatus for fastening a fluid transport...
Method and apparatus for heating and cooling control
Method and apparatus for humidification and warming of air
Method and apparatus for latent heat extraction
Method and apparatus for making a fibrous board-like product...
Method and apparatus for monitoring refrigerant-cycle systems
Method and apparatus for passively controlling airflow
Method and apparatus for protection of power humidifier
Method and apparatus for providing clean air to animal...
Method and apparatus for providing extended range wireless...
Method and apparatus for reducing damper operating pressure
Method and apparatus for removing airborne contaminants in a...
Method and apparatus for removing partial overload in air...
Method and apparatus for sealing building ductwork during...
Method and apparatus for suppressing sparks
Method and apparatus for temperature control
Method and apparatus for the air conditioning of rooms
Method and apparatus for the control of air flows and...
Method and apparatus for the control of smoke and fire in...