CPC Subgroup
F23K 3/02 Pneumatic feeding arrangements, i.e. by air blast
Full Title
Feeding or distributing of lump or pulverulent fuel to combustion apparatus > Pneumatic feeding arrangements, i.e. by air blast
F23K 3/02 Feeding or distributing of lump or pulverulent fuel to combustion apparatus > Pneumatic feeding arrangements, i.e. by air blast