Volume 47, Iss. 3 (2012)

 

Journal of Chemical Technology and Metallurgy

47, Iss. 3, 2012
ISSN 1311-7629 (print)
ISSN 1314-3859 (on line)

EDITOR-IN- CHIEF
Prof. Dr. Bogdana Koumanova
Tel: (+ 359 2) 81 63 302
University of Chemical Technology and Metallurgy,
8 Kl. Ohridski ., 1756 Sofia, Bulgaria
E-mail: journal@uctm.edu

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INVESTIGATION OF THE FORMATION, STRUCTURE
AND APPLICATION OF BIOFILMS
L. Yotova, D. Marinkova

 

CHEMICAL TECHNOLOGY

EXAMINATIONS ON THE CYTOTOXICITY OF SOME 2,5-DISUBSTITUTES-1,2,4-
TRIAZOLES AND 1,3,4-THIADIAZOLES AND THEIR PRECURSORS TOWARDS
GUINEA HEN CELLS
A. Mavrova, D. Wesselinova

SYNTHESIS, CHARACTERIZATION AND ANTIBACTERIAL ACTIVITY
OF NOVEL PYRAZOLONE DERIVATIVES
P.J. Shah, B.P. Patel, H.S. Patel

SYNTHESIS AND CHARACTERIZATION OF Mg -Zn FERRITE/SiO2
COMPOSITES WITH HIGH MAGNETIC LOSSES
V. Kassabova-Zhetcheva, L. Pavlova

INVESTIGATION OF THE KINETICS OF THE POZZOLAN REACTION
IN THE SYSTEM FLY ASH - Ca(OH)2 – WATER AT 20°C AND 35°C
S. Stoyanov, I. Dojkov, B. Petrov, L. Brakalov

 

CHEMICAL ENGINEERING

A KINETIC STUDY OF THE DISCOLORATION OF METHYLENE BLUE BY Na2SO3 COMPARISION WITH NaOH
M.A. Tabbara, M.M.El.Jamal

EXTERNAL MASS TRANSPORT PROCESS DURING THE ADSORPTION
OF METHYL VIOLET ONTO SODIC BENTONITE
S. Guiza, M. Bagane

 

CHEMISTRY

CONDUCTOMETRIC STUDY OF THE ACIDITY PROPERTIES
OF TANNIC ACID (CHINESE TANNIN)
L. Costadinnova, M. Hristova, T. Kolusheva, N. Stoilova

SYNTHESIS AND IN VITRO ANTITUMOR ACTIVITY OF NEW LINEAR
SOMATOSTATIN ANALOGS
S. Staykova, E. Naydenova, D. Wesselinova, L. Vezenkov

PREPARATION, X-RAY POWDER DIFFRACTION AND VIBRATIONAL SPECTRA
OF (NH4)2Be(IO3)4·2H2O AND K2Be(IO3)4·2H2O
V. Karadjova, M. Georgiev, D. Stoilova

INFLUENCE OF THE OXIDATION STATE OF Ce-IONS ON THE INHIBITION
OF AA2024 ALLOY CORROSION IN A MODEL CORROSIVE MEDIUM
J.E. Pernas, S. Kozhukharov, E. Matter, A.A. Salve, M. Machkova

A COMPARATIVE RESEARCH ON HYBRID AND HYBRID NANO- COMPOSITE
PROTECTIVE PRIMARY COATINGS FOR AA2024 AIRCRAFT ALLOY
A.A. Salve, S. Kozhukharov, J.E. Pernas, E. Matter, M. Machkova

 

METALLURGY

MICROSTRUCTURAL CHARACTERISATION OF 1.2080 STEEL MODIFIED WITH
NANO-DISPERSED Si3N4 PARTICLES AFTER VARIOUS HEAT TREATMENTS
B. Yordanov

SYNTHESIS AND CHARACTERIZATION OF SBA-15 AND Ti-SBA-15
NANOPOROUS MATERIALS FOR DME CATALYSTS
F. Azimov, I. Markova, V. Stefanova, Kh. Sharipov

 

EDUCATION

BASIC CHARACTERISTICS IN THE STRUCTURING OF INDUSTRIAL BUSINESS
AND ENTREPRENEURIAL TRAINING BY PARALLEL DISTANCE LEARNING
D. Milcheva

 

TECHNICAL SCIENCES

A METHOD FOR STORING LARGE LENGTH LOADS
D. Karaivanov, S. Troha

 

 

ON THE 75TH ANNIVERSARY
OF PROF. D.Sc.
YANKO BORISOV DIMITRIEV

 

 

The present issue of the Journal of the University of Chemical Technologies and Metallurgy was published with the financial support of the National Science Fund, Ministry of Education, Youth and Science, Contract DNP 03/89/12.12.2011.