Method for preparing high-purity quartz sand by using waste quartz crucible, high-temperature furnace, method for preparing high-purity quartz sand and high-purity quartz sand

The invention relates to a method for preparing high-purity quartz sand by using a waste quartz crucible, a high-temperature furnace, a method for preparing high-purity quartz sand and high-purity quartz sand, and the method comprises the following steps: pretreating the waste quartz crucible to obt...

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Hauptverfasser:	DENG HAO, CHEN YONGKANG, LIU YANG, REN WEIKANG, LI QIAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARTIFICIAL STONE BLASTING CEMENTS CERAMICS CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS COMPOUNDS THEREOF CONCRETE 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 FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL GLASS HEATING INORGANIC CHEMISTRY JOINING GLASS TO GLASS OR OTHER MATERIALS KILNS LIGHTING LIME, MAGNESIA MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES MECHANICAL ENGINEERING METALLURGY MINERAL OR SLAG WOOL NON-METALLIC ELEMENTS OPEN SINTERING OR LIKE APPARATUS OVENS REFRACTORIES RETORTS SLAG SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS TREATMENT OF NATURAL STONE WEAPONS
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