SYSTEM FOR CONTROLLING IN PARALLEL VACUUM EQUIPMENT

PURPOSE: A vacuum facility control system for controlling vacuum devices parallely is provided to reduce the time for a secondary refining process by quickly reducing the degree of vacuum in a vessel. CONSTITUTION: A vacuum facility control system comprises a plurality of vacuum devices(200), a cont...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KIM, BYUNG IL, KIM, SEUNG BAE, YOO, CHANG KEUN, LEE, EUN SIN
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	CHEMISTRY FERROUS OR NON-FERROUS ALLOYS MANUFACTURE OF IRON OR STEEL METALLURGY METALLURGY OF IRON PRETREATMENT OF RAW MATERIALS PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL PRODUCTION AND REFINING OF METALS TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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