| |
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 |
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 |
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)
,
BÎLBĂ, 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 |
1990 |
Revue Roumaine de Chimie, 35-5 |
DUMITRIU, Emil (autor)
,
HULEA, Vasile (autor)
|
Catalysis by polymers. VI. The epichlorohydrin esterification catalyzed by poly(N,N-dimethyl-p-vinylbenzyl-amine) |
|
647-662 |
|
| |
articol de periodic |
1991 |
Revue Roumaine de Chimie, 36-11-12 |
DUMITRIU, Emil (autor)
,
YOUSEF, Kayed (autor)
,
HULEA, Vasile (autor)
,
OPREA, Sipridon (autor)
|
Transalkylation of tolurne with trimethylbenzene I. Thermodynamic study |
|
1387-1395 |
|
| |
articol de periodic |
1991 |
Revue Roumaine de Chimie, 36-9-10 |
DUMITRIU, Emil (autor)
,
HULEA, Vasile (autor)
,
YOUSEF, Kayed (autor)
,
BÎLBĂ, Nicolae (autor)
,
OPREA, Spiridon (autor)
|
Transalkylation of toluene with trimethylbenzene. II. Transalkylation of toluene with mesitylene over synthetic zeolites |
|
1185-1193 |
|
| |
articol de periodic |
1994 |
Revue Roumaine de Chimie, 39-9 |
NIBOU, Djamel (autor)
,
AZZOUZ, Aldelkrim (autor)
,
DUMITRIU, Emil (autor)
,
HULEA, Vasile (autor)
|
Etude comparaee sur l'effect de l'introction de l'ion uranyle et de cations multivalents divers dans la faujasite y et une bentonite algerienne |
|
1099-1108 |
|
| |
articol de periodic |
1997 |
Revue Roumaine de Chimie, 42-10 |
AZZOUT, Abdelkrim (autor)
,
MESSAD-CHALLAL, Djohra (autor)
,
DUMITRIU, Emil (autor)
,
AMOKRANE, Samira (autor)
,
NIBOU, Djamel (autor)
,
ABBAD, Brahim (autor)
,
CHERTOUK-MOKNINE, Leila (autor)
,
SABER, Malika (autor)
,
CÎRJA, Gabriela (autor)
|
Vapor phase alkylation of ammonia with octanol over pillared and uranyl ion-exchanged montomorillonites |
|
1019-1024 |
|
| |
articol de periodic |
1999 |
Revue Roumaine de Chimie, 44-11-12 |
DUMITRIU, Emil (autor)
,
HULEA, Vasile (autor)
,
MOREAU, Patrice (autor)
|
Solvent effects during the oxidation reactions catalyzed by Ti-micro and mesoporous materials |
|
1073-1083 |
|
| |
articol de periodic |
2002 |
Revue Roumaine de Chimie, 47-7 |
DIDI, Mohamed-Amine (autor)
,
AZZOUZ, Abdelkrim (autor)
,
RODEHUSER, Ludwig (autor)
,
DUMITRIU, Emil (autor)
|
Etude par RMN de l'action du pentoxyde de phosphore sur le p-(1,1,3,3,-tetramethylbutyl)phenol |
|
631-639 |
|
| |
articol de periodic |
2002 |
Revue Roumaine de Chimie, 47-7 |
HULEA, Vasile (autor)
,
FAJULA, Francois (autor)
,
DUMITRIU, Emil (autor)
|
A new application of yered double hydroxides as solid bases for the sulfoxidation reaction activation |
|
657-662 |
|
| |
articol de periodic |
2008 |
Revue Roumaine de Chimie, 53-1 |
FECHETE, Ioana (autor)
,
GAUTRON, Eric (autor)
,
DUMITRIU, Emil (autor)
,
LUTIC, Doina (autor)
,
CAULLET, Philippe (autor)
,
KESSLER, Henri (autor)
|
Studies on the acidity and the stability of Fe3+ ions in the framework of (Si,Fe)-MCM-22 zeolite. Selective para-xylene production by toluene disproportionation |
|
49-54 |
|
| |
articol de periodic |
2008 |
Revue Roumaine de Chimie, 53-1 |
FECHETE, Ioana (autor)
,
SIMON-MASSERON, Angelique (autor)
,
DUMITRIU, Emil (autor)
,
LUTIC, Doina (autor)
,
CAULLET, Philippe (autor)
,
KESSLER, Henri (autor)
|
The role of acidity of CeH-EMT-type zeolite for catalyzing toluene alkylation with methanol to xylenes |
|
55-61 |
|