Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
F22B21/22—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 of form other than straight or substantially straight
F22B21/28—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 of form other than straight or substantially straight bent spirally
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Engineering & Computer Science
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Physics & Mathematics
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Thermal Sciences
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Mechanical Engineering
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General Engineering & Computer Science
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Heat-Exchange Devices With Radiators And Conduit Assemblies
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Control Of Steam Boilers And Waste-Gas Boilers
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Feuerungsrost aus laengsliegenden Roststaeben, die zur Foerderung des Brennstoffes in Gruppen herausgezogen und in Richtung auf die Feuerbruecke zurueckgeschoben werden