化学技术与冶金大学
期刊
会议
图书
作者:Viktoria Vorobyova , Margarita Skіba
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:The inhibiting effect of 2-propanol extract of apricot pomace (APE) in respect to mild steel corrosion in 0.5 M NaCl is studied by gravimetric and potentiodynamic polarization methods. The characterization of APE is carried out by Fourier transform infrared spectroscopy (FTIR) an...
作者:Mikhail Yu. Ryabchikov
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:This research paper examines issues of selecting energy-saving conditions of strip heating in strand-type tower furnaces in view of the expected fuel costs and the share of the substandard products. The preservation of the strip standard speed of movement through the furnace depe...
作者:Victoria Ligola Amuthenu , Oluwagbenga Temidayo Johnson , Frank Paul Lemama Kavishe ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:The extraction of copper from chalcopyrite contained in mine tailings is investigated. Dry mine tailings of a particle size of 75 μm are used in this study. The leaching process includes pre-heating of the mine tailings in a domestic microwave oven for 6 min followed by leac...
作者:Nadezhda Kazakova , Biserka Lucheva , Petar Iliev
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:The initial solution obtained from brine leaching of zinc ferrite cake is used to study the cementation process of lead, silver and copper. The optimum parameters of the brine leaching stage are: NaCl concentration of 250 g/l, H2SO4 concentration of 5 g/l, a temperature of 60oC, ...
作者:Alexander Koldin , Roman Dema , Marina Nalimova ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:The physical and mathematical model of cooling a moving steel strip by a water jet system is described in Part 1 of this paper. The temperature distribution along the steel strip motion direction and at its cross section is obtained. Two main variants of the relative positio...
作者:Borislav Anchev , Nikolay A. Grozev , Kristina M. Mircheva ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:Eight new final compounds derivatives of L-Asp are synthesized. They contain L-Asp linked by an amide bond both to n-hexyl chain on its C-side and an acyl chain linked to the N-side. Four different acylic residues are condensed to the N side. The newly synthesized compounds ...
作者:Fakhreza Abdul , Sungging Pintowantoro , Anisya Purnamasari
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:Nickel finds a wide industrial application. It is obtained through extraction from nickel-containing ores. The metal extraction using a lateritic nickel ore becomes an important alternative because of nickel sulphide ore reserves decrease. This study aims to determine the coal to...
作者:Liliya Manoilova , Radostin Nickolov
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:The dynamic adsorption capacities of new types of activated materials are studied (gas mask carbons) in respect to poisonous substances. They represent the main types of action mechanisms of gas mask carbons - physical adsorption (Cl3CNO2) and catalytic sorption (HCN). The s...
作者:Tsvetomila Parvanova-Mancheva , Evgenia Vasileva , Venko Beschkov ...
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:Phenol is a waste product from petroleum, pharmaceutical and plastic industries. It is a major environmental pollutant. There is a variety of methods for treatment of waste water containing phenol. The applied physico-chemical methods are often economically unfeasible and may cau...
作者:Alexander P. Zhiltsov , Yuriy A. Kharlamov , Dmitriy A. Vishnevskiy
来源:[J].Journal of Chemical Technology and Metallurgy, 2020, Vol.55 (1)UCTM
摘要:The characteristics of the basic methods of coating thermal spraying are briefly considered. A trend in the thermal spray coating market development is their increasing application to harden and repair various parts of metallurgical equipment. Examples are given from the experien...

我们正在为您处理中,这可能需要一些时间,请稍等。

资源合作:cnki.scholar@cnki.net, +86-10-82896619   意见反馈:scholar@cnki.net

×