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PCE
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CPC Subgroup
F23K 5/20

Preheating devices (in burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space F23D11/44)

Full Title

Feeding or distributing other fuel to combustion apparatus > Liquid fuel > Details thereof > Preheating devices (in burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space F23D11/44)