CPC Subgroup
F23D 14/50 Cleaning devices therefor
Full Title
Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid > Details > Nozzles > Cleaning devices therefor
F23D 14/50 Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid > Details > Nozzles > Cleaning devices therefor