DE2237840 von DUMITRESCU, MIHALACHE, NISTOR, ION, MAYER, HUGO, MUNTEANU, VENIAMIN, COJOCARU, MINODOR, URSESCU, EVGHENIA, IONESCU, SABIN, PAL, CARMIL

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DE2237840 von DUMITRESCU, MIHALACHE, NISTOR, ION, MAYER, HUGO, MUNTEANU, VENIAMIN, COJOCARU, MINODOR, URSESCU, EVGHENIA, IONESCU, SABIN, PAL, CARMIL

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Streptomycin extn and purificn from culture fluids - and native solns, by passage successively over anion and cation exchangers for better yields and purer prods von DUMITRESCU, MIHALACHE, NISTOR, ION, MAYER, HUGO, MUNTEANU, VENIAMIN, COJOCARU, MINODOR, URSESCU, EVGHENIA, IONESCU, SABIN, PAL, CARMIL

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Vitamin b12 purificn - in methanol, using ion-exchange resins von COMAN, OLTEA, MIHALACHE, AUREL, CEACOSCHI, GHEORGHE, MUNTEANU, VENIAMIN, URSESCU, EVGHENIA, IONESCU, SABIN

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DE2139124 von CIOBANU, ILEANA, GAVRILESCU, MIHAI, FONTU, MIHAI, EISENFELD, JACES, JALUBA, MARGARETA, MARGINEANU, NATALIA LIA, URSESCU, EVGHENIA, NANESCU, GEORGETA, SAUCIUC, ALEXANDRU, USER, SALY

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DE2139124 von CIOBANU, ILEANA, GAVRILESCU, MIHAI, FONTU, MIHAI, EISENFELD, JACES, JALUBA, MARGARETA, MARGINEANU, NATALIA LIA, URSESCU, EVGHENIA, NANESCU, GEORGETA, SAUCIUC, ALEXANDRU, USER, SALY

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Isolation of tetracycline from culture media - by filtration under nitrogen and direct purification of the "blocked" complex von CIOBANU, ILEANA, GAVRILESCU, MIHAI, FONTU, MIHAI, EISENFELD, JACES, JALUBA, MARGARETA, MARGINEANU, NATALIA LIA, URSESCU, EVGHENIA, NANESCU, GEORGETA, SAUCIUC, ALEXANDRU, USER, SALY

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PROCEDE POUR OBTENIR GRISEOFULVINE MICROCRISTALINE von SAUCIUC,ALEXANDRU,RO, URSESCU,EVGHENIA,RO, GOLDSTEIN,SANDU,RO, CEACOSCHI,GHEORGHE,RO, COMAN,OLTEA,RO

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MEDICAMENT OPHTALMIQUE von BAIDAN.NASTASE,RO, OITA,NICOLAE,RO, BUIUC,MARIA,RO, URSESCU,EVGHENIA,RO, FILIPOVICI,CONSTANTIN,RO, CRUCEANU,IOAN,RO, NISTOR,IOAN,RO, CEACOSCHI,GHEORGHE,RO, POP,IOAN,RO

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