MULTI-SHELF FURNACE FOR USE AT LOW TEMPERATURE

The invention relates to a multi-shelf furnace (1) for heat treatment at a temperature not exceeding 350°C, characterized in that the shelves (2) are made up of flat discs fixed to the outer shell (3), in that the stirring arms (5) are fixed to all-welded modules (14) constituting the central shaft...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MEMPONTEIL, Alain, COTTENIER, Gauthier, PRIAROLLO, Joseph, GASPARD, Daniel, MELKIOR, Thierry
Format:	Patent
Sprache:	eng
Schlagworte:	ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE ORUNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL BLASTING CHEMISTRY DESTRUCTIVE DISTILLATION OF CARBONAGEOUS MATERIALS FORPRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS FIRELIGHTERS FUELS FUELS NOT OTHERWISE PROVIDED FOR HEAT EXCHANGE IN GENERAL HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT HEATING LIGHTING LIQUEFIED PETROLEUM GAS LUBRICANTS MECHANICAL ENGINEERING METALLURGY NATURAL GAS PEAT PETROLEUM, GAS OR COKE INDUSTRIES SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BYSUBCLASSES C10G, C10K TECHNICAL GASES CONTAINING CARBON MONOXIDE WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to a multi-shelf furnace (1) for heat treatment at a temperature not exceeding 350°C, characterized in that the shelves (2) are made up of flat discs fixed to the outer shell (3), in that the stirring arms (5) are fixed to all-welded modules (14) constituting the central shaft (4), in that the stirring tines (15) are welded to their respective stirring arm (5), all these elements being made from metal sheet or plate, and in that the heating device comprises a heat-transfer-fluid radiant heat exchanger (17, 27) which is secured to the face of each shelf (2) not in contact with the substance to be treated.