发明名称 |
СПОСОБ КОМПЛЕКСНОЙ УТИЛИЗАЦИИ ДИОКСИДА ЦИРКОНИЯ И ТЕТРАФТОРИДА КРЕМНИЯ |
摘要 |
FIELD: chemical engineering and protection of environment. SUBSTANCE: gaseous silicon tetrafluoride is passed through powdered zirconium dioxide at 700-1100 C and resulting products are separated into zirconium tetrafluoride and mixture of formed zircon and unreacted zirconium dioxide. EFFECT: reused zirconium dioxide and silicon tetrafluoride to give valuable zirconium products: high-purity zircon and zirconium tetrafluoride. |
申请公布号 |
RU2002118386(A) |
申请公布日期 |
2004.02.27 |
申请号 |
RU20020118386 |
申请日期 |
2002.07.08 |
申请人 |
Томский политехнический университет |
发明人 |
Гузеев Виталий Васильевич;Дь ченко Александр Николаевич |
分类号 |
C01G25/00 |
主分类号 |
C01G25/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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