Pinhole type ventilating brick capable of adjusting air permeability

The invention discloses a pinhole type ventilating brick capable of adjusting an air permeability. The pinhole type ventilating brick comprises a base brick and at least one ventilating brick core arranged in the base brick, a steel sleeve is attached to the outer circumference of the ventilating br...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG TAO, ZHAO BAOQUN, ZHANG CHUNJIE, GAO SONG, JIN XIAOBO, ZHAO JIZENG, HOU YAOZHONG, YANG FUQIAN, CUI QINGYANG, TENG ZHIHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES CHEMISTRY METALLURGY METALLURGY OF IRON PERFORMING OPERATIONS POWDER METALLURGY PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL TRANSPORTING TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
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