F22B37/00—Component parts or details of steam boilers
F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
F22B37/10—Water tubes; Accessories therefor
F22B37/14—Supply mains, e.g. rising mains, down-comers, in connection with water tubes
F22B37/141—Supply mains, e.g. rising mains, down-comers, in connection with water tubes involving vertically-disposed water tubes, e.g. walls built-up from vertical tubes
F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
F22B21/34—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
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Heat-Exchange Devices With Radiators And Conduit Assemblies
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Dispositif de retenue de liquide dans une canalisation sensiblement horizontale présentant une extrémité ouverte lorsque, le débit du liquide descend en-dessous d'un seuil donné