Vacuum annealing furnace with high heat preservation performance

The utility model discloses a high heat preservation vacuum annealing furnace, which belongs to the field of vacuum annealing furnaces and comprises a vacuum annealing furnace body, a sealing door mounted at the front end of the vacuum annealing furnace body, a sealing block structure mounted on the...

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Bibliographische Detailangaben
Hauptverfasser:	LIU KUNQUAN, QIAN BIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CHEMISTRY CYLINDERS ENGINEERING ELEMENTS AND UNITS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS MECHANICAL ENGINEERING METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PISTONS SEALINGS THERMAL INSULATION IN GENERAL WEAPONS
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