Inner fin and manufacturing method of the same

Inner fin for heat exchanger flat tubes and evaporator

Inner fin with cutout window for heat exchanger

Inner finned heat exchanger tube

Inner ribbed tube and method

Inner ribbed tube of hard metal and method

Inner surface grooved heat transfer tube

Insert for a condenser tube

Insert for a radiant tube

Insert for heat exchanger tube

Inspection device

Installation for controlling the sealed condition of...

Installation for energy exchange between the ground and an energ

Installation for heat recovery

Installation for heating and/or ventilating the passenger...

Installation for recovering debris stopped by a filter at...

Installation for several sound and/or heat emitting machines cap

Installation for storing and recovering heat energy, particularl

Installation for the cold storage with localized reheating...

Installations for cleaning tubes by circulating resilient balls