Способ получения грануллированного гипса: патент на изобретение

Василий Александрович Низов (Inventor), Максим Сергеевич Киселев (Inventor)

科研成果: Patent

摘要

FIELD: construction.
SUBSTANCE: production of granulated gypsum from acid wastes of hydrogen fluoride production, includes neutralisation of the specified wastes and granulation, as a neutralising agent they use carbonates of alkaline metals, the technological process is carried out in the pelletization mode in contact with aqueous solution, with subsequent calibration of finished product by size, grinding and recycling of minus fractions.
EFFECT: increased speed of acid fluoride hydration, increased initial strength of granules and provision of stable mode of granulation.
投稿的翻译标题METHOD TO PRODUCE GRANULATED GYPSUM: patent of invention
源语言Russian
专利号2567063
IPCC04B 11/06,C01F 11/46
归档日期01/07/2014
Published - 27 十月 2015

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