F22B21/341 - CPC Classification Index

ClassID:

155534 ⎘

F22B21/341 - CPC Classification

Classification description:

Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes grouped in panel form surrounding the combustion chamber, i.e. radiation boilers Vertical radiation boilers with combustion in the lower part

Sub-classes:

F22B21/343 » {the vertical radiation combustion chamber being connected at its upper part to a sidewards convection chamber} 4

Recent Application in this class:

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