CS133087A1 - Method of waste waters regeneration and recirculation from diphenyl guanidine production prepared by aniline reaction with chlorocyanogen
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Method of waste waters regeneration and recirculation from diphenyl guanidine production prepared by aniline reaction with chlorocyanogen
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Priority to CS871330ApriorityCriticalpatent/CS266164B1/en
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Publication of CS266164B1publicationCriticalpatent/CS266164B1/en
CS871330A1987-02-271987-02-27
Waste Water Recycling and Recirculation Regeneration Process of Diphenylguanidine Prepared by Reaction of Aniline with Cyanogen chloride
CS266164B1
(en)
Process for the separation and purification of salts of diphenylphosphinephenyl-m-sulphonic acid, phenylphospine-di(m-phenylsulphonic acid) and/or triphenylphosphine-tri-(m-sulphonic acid)