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Nippon Synthetic Chemical Industry Co Ltd
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Nippon Synthetic Chemical Industry Co Ltd
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Publication date
Application filed by Nippon Synthetic Chemical Industry Co LtdfiledCriticalNippon Synthetic Chemical Industry Co Ltd
Priority to JP2148676ApriorityCriticalpatent/JPS52105121A/en
Publication of JPS52105121ApublicationCriticalpatent/JPS52105121A/en
PURPOSE: To prepare glyoxylic acid in high yield by the oxidation of glyoxal in catalys soltuion with nitric acid introducing O2-containing gas into the solution continuously or intermittently, and absorbing and removing the nitrogen oxides from the waste gas by contacting the gas with water or aqueous solution of nitric acid.
COPYRIGHT: (C)1977,JPO&Japio
JP2148676A1976-02-271976-02-27Preparation of glyoxylic acid
PendingJPS52105121A
(en)