Process for the purification of waste liquors in the production of phenol-formaldehyde resins
POPRYGO, GALINA G, VLASKIN, EGOR F, GABETS, ANNA P, DUNJUSHKIN, EVGENY S, POPOVA, GALINA I, PERESKOKOVA, IDA I, BABINA, MARGARITA D, NAUMOVA, LJUDMILA A, GLUMOVA, VALENTINA A
Year of Publication 15.07.1980
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Year of Publication 15.07.1980
Patent
VERFAHREN ZUR REINIGUNG VON BEI DER HERSTELLUNG VON PHENOLFORMALDEHYDHARZEN ANFALLENDEN ABWAESSERN
P. GABEZ,ANNA, D. BABINA,MARGARITA, I. PERESKOKOVA,IDA, S. DUNJUSCHKIN,EVGENIJ, A. GLUMOVA,VALENTINA, G. POPRYGO GEB. BEREZINA,GALINA, I. POPOVA,GALINA, F. VLASKIN,EGOR, A. NAUMOVA GEB. SCHAMARINA,LJUDMILA
Year of Publication 24.05.1978
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Year of Publication 24.05.1978
Patent