F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
F23C3/006—Combustion apparatus characterised by the shape of the combustion chamber the chamber being arranged for cyclonic combustion
F23C3/008—Combustion apparatus characterised by the shape of the combustion chamber the chamber being arranged for cyclonic combustion for pulverulent fuel
Procédé de préchauffage d'un gaz comburant par des gaz de combustion et dispositif de préchauffage associé à un brûleur comportant application de ce procédé