Small furnace cover of electric furnace and preparation method thereof

The invention relates to an improvement of a small furnace cover of an electric furnace and a forming method thereof. The small furnace cover of an electric furnace is characterized in that annular passages which are divided into a plurality of layers in the upper and lower parts and have different...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TANG ZHIKUI, ZHANG XINGHUA, HUANG FENG, WU YONGLAI, YANG ZHENGHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE FURNACES HEATING KILNS LIGHTING MECHANICAL ENGINEERING OVENS RETORTS WEAPONS
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