Criterii căutate


Sumarul căutării

  • 14 articole
Tip Anul Publicație și Volum/Nr. Realizatori Titlul articolui Secțiunea Pagina Limba
articol de periodic 1964 Revue Roumaine de Chimie, 9-1 SIMIONESCU, Cristofor (autor) , FELDMAN, Dorel (autor) , OPREA, Spiridon (autor) Untersuchungen uber die pfropftung von cellulose und ihre derivaten mit polyvinylchlorid 65-77
articol de periodic 1967 Revue Roumaine de Chimie, 12-1 SIMIONESCU, Cristofor (autor) , OPREA, Spiridon (autor) Die kinetik der peroxydation von schilfzellstoff mit anwendungen auf den peropfungsvorgang 51-62
articol de periodic 1980 Revue Roumaine de Chimie, 25-7 OPREA, Spiridon (autor) , DUMITRIU, Emil (autor) , STEFĂNEL, Laurenția (autor) Catalysis polymers, I. Synthesis of 3-chloro-2-hydroxypropyl acrylate using quaternized poly(dimethyl-amino-ethyl methacrylate) as catalyst 1039-1043
articol de periodic 1981 Revue Roumaine de Chimie, 26-1 DIMA, Mihai (autor) , OPREA, Spiridon (autor) , DUMITRIU, E. (autor) Reactivity of acrylic monomers. III. Copolymerization of N,N-dimethylaminoethyl methacrylate with N,N-diethylacrylamide 131-139
articol de periodic 1982 Revue Roumaine de Chimie, 27-5 OPREA, Spiridon (autor) , DUMITRIU, Emil (autor) Reactivity of acrylic monomers. XI. Synthesis and copolymerization of 3-chloro-2-hydroxypropyl acrylate 651-658
articol de periodic 1983 Revue Roumaine de Chimie, 28-5 DUMITRIU, Emil (autor) , OPREA, Spiridon (autor) Catalysis by polymers. IV. The effect of solvent in the esterification reaction of oxiranes with &,beta-unsaturated acids 535-542
articol de periodic 1984 Revue Roumaine de Chimie, 29-11-12 OPREA, Spiridon (autor) , AZZOUZ, Abdelkrim (autor) , DUMITRU, Emil (autor) , BÎLBĂ, Nicolae (autor) Transformations catalytiques d+hydrocarbures aromatiques, VI. Etude de l'activite de zeolites modifiees avec des elements polyvalents 887-893
articol de periodic 1986 Revue Roumaine de Chimie, 31-4 OPREA, Spiridon (autor) , DUMITRIU, Emil (autor) , HULEA, Vasile (autor) , YOUSEF, Kayed (autor) Activity and selectivity of Neodymium exchanged zeolites in thev alkylation reaction of toluene with methanol 425-429
articol de periodic 1987 Revue Roumaine de Chimie, 32-2 DUMITRIU, Emil (autor) , OPREA, Spiridon (autor) , HULEA, Vasile (autor) Kinetic studies on the catalytic alkylation of toluene with methanol 191-197
articol de periodic 1987 Revue Roumaine de Chimie, 32-5 DUMITRIU, Emil (autor) , OPREA, Spiridon (autor) , HULEA, Vasile (autor) Activity and selectivity of zeolite catalysts in m-xylene isomerization 525-532
articol de periodic 1989 Revue Roumaine de Chimie, 34-4 DUMITRIU, Emil (autor) , BÎLPĂ, Nicolae (autor) , HULEA, Vasile (autor) , OPREA, Spiridon (autor) Selective alkykation of toluene ZSM-5 zeolites 983-988
articol de periodic 1989 Revue Roumaine de Chimie, 34-5 DUMITRIU, Emil (autor) , HULEA, Vasile (autor) , STOICA, Milena (autor) , OPREA, Spiridon (autor) Kinetic study of the maltodextrine hydrolysis catalysid by immobilized glucoamylase 1195-1201
articol de periodic 1991 Revue Roumaine de Chimie, 36-9-10 DUMITRIU, Emil (autor) , HULEA, Vasile (autor) , YOUSEF, Kayed (autor) , BÎLBA, Nicolae (autor) , OPREA, Spiridon (autor) Transalkylation of toluene with trimethylbenzene. II. Transalkylation of toluene with mesitylene over synthetic zeolites 1185-1193
articol de periodic 1964 Studii și Cercetări de Chimie, 12-1 SIMIONESCU, Cristofor (autor) , FELDMAN, Dorel (autor) , OPREA, Spiridon (autor) Cercetări privind grefarea policlorurii de ninil pe celuloză și derivați 61-70