| |
articol de periodic |
1973 |
Revue Roumaine de Chimie, 18-10 |
LITEANU, Candin (autor)
,
POPESCU, Ionel (autor)
,
PREDA, Maria (autor)
|
Studies on the electroanalytical behabiour of membrane-electrodes under current II. The E-pH electrode function and the use of a membrane-electrode of parchment paper impregnanted with BaSO4 in acid-base potentiometric titrationsunder constant direct curr |
|
1811-1817 |
|
| |
articol de periodic |
1973 |
Revue Roumaine de Chimie, 18-10 |
POPESCU, Ionel (autor)
,
LITEANU, Candin (autor)
,
PREDA, Maria (autor)
|
Studies on the electroanalytical behabiour of membrane-electrodes under current III. The use of membrane-electrode of parchment paper impregnated with BaSO4 in potentiometric titrations by precipitating at constant direcz current |
|
1819-1824 |
|
| |
articol de periodic |
1973 |
Revue Roumaine de Chimie, 18-5 |
VARHELYI, Casaba (autor)
,
GĂNESCU, Ion (autor)
,
PREDA, Maria (autor)
|
Uber &-dioximinkomplexe der ubergansmetalle. XXXVI. Neue dimethylglyoximin-chalate des kobalts (III) mit &.&'-dipyridyl und o-phenantharolin |
|
823-828 |
|
| |
articol de periodic |
1976 |
Revue Roumaine de Chimie, 21-7 |
PREDA, Maria (autor)
,
DINESCU, R. (autor)
|
Thernal equilibria in the binary systems MgO-CeO2, CaO-CeO2, SrO-CeO2, BaO-CeO2 |
|
1023-1030 |
|
| |
articol de periodic |
1977 |
Revue Roumaine de Chimie, 22-2 |
LITEANU, andin. (autor)
,
RĂDULESCU, Gheorghe (autor)
,
STEINBRECHER, G. (autor)
,
MASCAȘ, A. (autor)
,
PREDA, Maria (autor)
|
Study of the rectification properties of heterogeneous menbranes. V. Behaviour of the celluloid membrane systems: CATIONITE-Ag+anionite-S, cationite-Ag+anionitr-Cl, cationite-Hg+anionite-Br |
|
293-300 |
|
| |
articol de periodic |
1990 |
Revue Roumaine de Chimie, 35-6 |
GĂNESCU, Ion (autor)
,
YARHEL, C. (autor)
,
ZSAKO, Janos (autor)
,
PREDA, Maria (autor)
|
Neue tetrathiocyanato-diamin-chrimiate mit imidazol und benzimidazol |
|
767-775 |
|
| |
articol de periodic |
1995 |
Revue Roumaine de Chimie, 40-10 |
PREDA, Maria (autor)
,
BURGHELEA, Virginia (autor)
,
DIMA, Paul (autor)
,
HAGIOPOL, Manuela (autor)
|
Cristalisation des refractaires electrofondus du systeme Na2O-ZrO2-Al2O3-SiO2 |
|
1035-1044 |
|
| |
articol de periodic |
2002 |
Revue Roumaine de Chimie, 47-10-11 |
CRIȘAN, Maria (autor)
,
JITIANU, Andrei (autor)
,
CRIȘAN, Dorel (autor)
,
ZAHARESCU, Maria (autor)
,
PREDA, Maria (autor)
,
MIZUKAMI, Fujio (autor)
,
NIWA, Shu-ichi (autor)
|
Sol-gel quaternary reactive powders in the pseudo-ternary MgO-Al2O3-Al2O3-TiO2-3Al2O32SiO2 system |
|
963-968 |
|
| |
articol de periodic |
2005 |
Revue Roumaine de Chimie, 50-11-12 |
PREDA, Maria (autor)
,
CRIȘAN, Maria (autor)
,
MELINESCU, Alina (autor)
,
PREDA, Silviu (autor)
,
ZAHARESCU, Maria (autor)
|
Formation and syntering ability of aluminium tatanate in the presence of MgO and Fe2O3 additives |
|
895-901 |
|
| |
articol de periodic |
2005 |
Revue Roumaine de Chimie, 50-11-12 |
TEOREANU, Ion (autor)
,
PREDA, Maria (autor)
,
MELINESCU, Alina (autor)
|
Composite materials based on hydroxyapatite |
|
903-910 |
|
| |
articol de periodic |
2006 |
Revue Roumaine de Chimie, 51-6 |
PREDA, Maria (autor)
,
MELINESCU, Alina (autor)
,
CRIȘAN, Maria (autor)
,
PREDA, Silviu (autor)
,
ZAHARESCU, Maria (autor)
|
Tialite type solid solutions formation in the MgO.Al2O3-Fe2O3.TiO2.Al2O3.Tio2 pseudo ternary system |
|
509-515 |
|
| |
articol de periodic |
2004 |
Romanian Journal of Physics, 49-7-8 |
BIBICU, I. (autor)
,
SAMIDE, A. (autor)
,
PREDA, Maria (autor)
|
A Mossbauer study of Fe-C steel corosion in diluted ammoniac solutions |
|
617-624 |
|
| |
articol de periodic |
1988 |
Ziridava, XVII |
GALLO, Ștefan (autor)
,
KEUL, Martin (autor)
,
LAZĂR-KEUL, Georgeta (autor)
,
PIVIU, T. (autor)
,
PREDA, Maria (autor)
,
VINTILĂ, Rozalia (autor)
|
Acumularea Pb, Cd și Cu la porumb în corelație ci gradul de contaminare și textura solului |
|
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