Volume 55 Iss. 6, 2020

Submitted by admin1 on Tue, 10/20/2020 - 12:09

Journal of Chemical Technology and Metallurgy

55, Iss. 6, 2020
ISSN 1314-7471 (print)
ISSN 1314-7978 (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

 

 

Antibacterial activity and structure of sol-gel based SiO2/HPC/Zn nanocomposites

Tsvetelina Angelova, Nadezhda Rangelova, Lyubomir Aleksandrov, Nelly Georgieva

 

Microencapsulation of natural oils by a coacervation technique using gelatin as shell material

Stanislav G. Bayryamov

 

Developing of a device for in-field genotoxicity detection

Dessislava Staneva, Plamen Zagorchev, George Miloshev, Penyo Ivanov, Bela Vasileva, Milena Georgieva

 

New aroyl hydrazones combined with specific peptide analogues: looking for possible enhanced cytotoxic effects

Maya Georgieva, Anelia Balacheva, Roumiana Detcheva, Ivan Iliev, Nives Galiḉ, Tamara Pajpanova

 

A construction and an analysis of a gene encoding secretory leukocyte protease inhibitor and protein disulfide isomerase using a co-expression vector in Saccharomyces cerevisiae BJ1824

Evi Umayah Ulfa, Elly Munadziroh, Hermansyah, Ni Nyoman Tri Puspaningsih

 

Homology modeling of proctolin receptor and docking studies with proctolin analogues

Tatyana Dzimbova, Stoyan Vezenkov, Peter Milanov

 

Synthesis and characterization of small peptide analogues with potential inhibitor activities

Atanas Chapkanov, Tania Ignatova, Tatyana Dzimbova

 

Theoretical studies of plasma-renin activity after а nifedipine treatment

Kaloyan B. Yankov

 

Synthesis of glycine esters/amides as potential biodegradable engine oil additives

Stanislav G. Bayryamov

 

Studies on transesterification of glycerol to acetins using an economical base catalyst

Sravanthi Veluturla, Archna Narula, Kamolpun Sathitsommon, Ananya Srivastava, L.V. Anirudh, Sanyam Chauhan,Veeresh

 

Effect of commercial additives to reduce sediment formation in the ebullated bed vacuum residue H-oil hydrocracking

Vesislava Toteva, Dicho Stratiev, Ivelina Shishkova, Ekaterina Nikolaychuk, Kiril Stanulov, Dobromir Yordanov

 

Modeling of a plant layout for a liquified petroleum gas refilling plant

Adekunle Kolawole, Peter Pelumi Ikubanni, Adekunle Akanni Adeleke, Oluwaseun Samuel Alaka, Olayinka Oluwole Agboola

 

Performance and technological model for production of sound- and shock-absorbing composites on the basis of waste elatomeric materials

Nikolay Dishovsky, Nedialko Delchev, Nadejda Ivanova, Mihail Mihaylov, Petrunka Malinova, Alexander Lachev

 

Study on the effect of ion exchange equilibrium between Lewatit S-100, Duolite C26, Amberlite 200C and electrolytes solutions

Blagovesta Midyurova, Maria Dimova – Todorova

 

Applying cape gooseberry residues for removal of Cr (VI) from aqueous solution

Milena Nikolova, Tsvetko Prokopov, Tanya Ivanova, Venelina Popova, Donka Taneva, Milen Dimov, Nadezhda Mazova

 

Characterization of active paper packaging materials with coriander essential oil (Coriandrum sativum l.)

Iliana Kostova, Veska Lasheva, Darina Georgieva, Stanka Damyanova, Hafize Fidan, Albena Stoyanova, Oleksii Gubenia

 

Additive manufacturing by 3D and 4D printing methods: A review of materials, methods and applications

Donatas Valiulis, Eugenijus Jurkonis

 

The heat treatment effect on the print quality of inkjet printed textile materials

Nemanja Kasikovic, Iskren Spiridonov, Ivana Juric, Gojko Vladic, Magdolna Pal, Sandra Dedijer, Rumyana Boeva

 

Preparation and characterization of ceramic membranes on the base of halloysite clay and limestone

Albena Yoleva, Stoyan Djambazov, Sibel Sabrieva

 

Photocatalytic ozonation using C, N-Co doped TiO2 for diazinon degradation

Khoiriah Khoiriah, Safni Safni, Syukri Syukri, Jarnuzi Gunlazuardi

 

Removal of iron impurities from a Nigerian biotite-rich kaolinite ore by a sulphuric acid solution

Mustapha A. Raji, Alafara A. Baba, Rafiu B. Bale, Abdul G.F. Alabi, Malay K. Ghos

 

The effect of Fenton ́s reagent in combination with ozone to the biodegradability of metalworking fluids wastewaters

Kristina Gerulová, Maros Soldán, Alexandra Kucmanová, Zuzana Sanny

 

Electrodeposition of Ni-Co alloy powders from different electrolyte compositions

Katya Ignatova

 

Protective properties of phosphate coatings based on rust converters

Vadim Statsyuk, Lidiya Fogel, Amangul Bold, Ularbek Sultanbek, Sauik Ait, Larissa Sassykova

 

Determination of defects parameters in infrared diagnosis of steel ladle wall

Ivanka Petrova, Emil Mihailov

 

Impact of nanomodifyers composition on the uniform, intergranular and pitting corrosion of nanomodified AlSi7Mg alloy

Vanya L. Dyakova, Yoanna G. Kostova, Ventsislav G. Tumbalev

 

А study of corrosion inhibition processes in demineralized aquatic environments aiming to create resource-efficient productions

Yuliia Nosachova, Valeriya Vember, Iryna Trembus, Tatiana Overchenko

 

Alcoholate corrosion of ferrous metals in methanol-gasoline fuel blends

Meenakshi Halada Nandhakrishnan, Shraddha Prashant Thakare

 

Selective laser sintering technology in lean manufacturing concept

Lyudmila P. Babentsova, Irina V. Antsiferova, Sergei V. Komarov

 

A proposal for the optimization of the cost production in the enterprises producing concentrate for the metallurgical industry

Nikolay Karev

 

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