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专利概况
专利名称 METHOD FOR PRODUCING MOLDED CERAMIC MEMBRANE
申请号 RU2018129661 申请日
公开(公告)号 RU2682634C1 公开(公告)日 2018-08-15
申请(专利权)人 发明人 Shapkin Nikolaj Pavlovich; Papynov Evgenij Konstantinovich; Khalchenko Irina Grigorevna; Shkuratov Anton Leonidovich; Shichalin Oleg Olegovich
专利来源 国家知识产权局 转化方式
摘要

FIELD : technological processes.SUBSTANCE : invention relates to production of molded ceramic membrane to be used in chemical, food, pharmaceutical and other industries. According to the method, rice husks are annealed at temperature of 300–400?°C in air, milled and fraction sized 0.1–0.2 mm is taken. Obtained powder is formed by pressing in vacuum chamber at 20.7–24.5 MPa to be consolidated under conditions of spark plasma sintering at temperature not lower than 1, 800?°C.EFFECT : invention enables to obtain a membrane containing silicon carbide, which gives the membrane increased indices hardness, strength, electrical conductivity and specific surface.1 cl, 2 dwg, 3 tbl, 3 ex

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