Browsing by Author "Antonovič, Valentin"
Now showing items 1-20 of 186
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A new generation of deflocculants and microsilica used to modify the properties of a conventional refractory castable based on a chamotte filler
Antonovič, Valentin; Goberis, Stasys Algimantas; Pundienė, Ina; Stonys, Rimvydas (Refractories and industrial ceramics, 2006)An efficient deflocculant for a conventional refractory castable based on a chamotte filler is proposed. Aparticle distribution analysis is given for a dry castable mix containing microsilica, and the physicomechanical ... -
A refractory binder based on liquid glass and alumina cement
Goberis, Stasys Algimantas; Antonovič, Valentin; Mačiulaitis, Romualdas (Refractories and industrial ceramics, 2002)A new composite binder composed of low-density liquid glass, ferrochrome slag, and alumina cement is developed. A comparative analysis of the physicomechanical properties of the composite binder and a traditional liquid-glass ... -
A review of the possible applications of nanotechnology in refractory concrete
Antonovič, Valentin; Pundienė, Ina; Stonys, Rimvydas; Čėsnienė, Jūratė; Kerienė, Jadvyga Regina (Journal of civil engineering and management, 2010)This article reviews the manufacturing nanotechnologies of modern refractory concretes and some other cementitious materials. The main part of the article focuses on the results obtained by the authors who analyzed the ... -
A study of the applicability of waste catalyst in heat-resistant concrete
Pundienė, Ina; Goberis, Stasys Algimantas; Antonovič, Valentin; Stonys, Rimvydas (Refractories and industrial ceramics, 2006)The authors describe the results of studying medium-cement heat-resistant concrete with an additive of waste catalyst (WC) that is generated at oil-processing plants and compare them with traditional microsilica and reactive ... -
Action of the products of biofuel combustion on the phase composition and structure of refractory material
Kerienė, Jadvyga Regina; Boris, Renata; Antonovič, Valentin; Stonys, Rimvydas; Škamat, Jelena (Glass and ceramics, 2016)The changes occurring in the phase composition and microstructure of aluminum-silicate refractory material which disintegrated during operation in a solid-biofuel combustion unit were investigated. The main reasons for the ... -
Analysis of physical and mechanical properties of the mortar in the historic retaining wall of the Gediminas Castle Hill (Vilnius, Lithuania)
Jonaitis, Bronius; Antonovič, Valentin; Šneideris, Arnoldas; Boris, Renata; Zavalis, Robertas (Materials, 2019)This study analysed the results of the joint research into the building materials of the historic masonry of the retaining wall of the Gediminas Castle Hill dating back to the end of the 13th and beginning of the 14th ... -
Analysis of the formed protective layer inhibiting alkali corrosion in aluminosilicate refractory castables
Antonovič, Valentin; Stonys, Rimvydas; Zdanevičius, Povilas; Mačiulaitis, Romualdas; Boris, Renata; Malaiškienė, Jurgita (Ceramics: Special issue: Advances in ceramics, 2022)This article analyzes the mechanism of the protective layer formation under the action of alkali in a refractory castable when ground quartz sand (GQS) is used as an admixture to produce refractory conventional castables ... -
Anykščių kvarcinio smėlio panaudojimas kaitrai atspariuose betonuose
Goberis, Stasys Algimantas; Antonovič, Valentin; Pundienė, Ina (4-osios tarptautinės konferencijos "Naujos statybinės medžiagos, konstrukcijos ir technologijos", įvykusios Vilniuje 1995 m. gegužės 10-13 d., straipsniai, 1995)Straipsyje parodyta galimybė panauduoti Anykščių kvarcinį smėlį kaip pagrindinį komponentą kaitrai atsparių betonų gamyboje.Ištirtos sukurtų betonų fizikinės ir mechaninės charakteristikos ir jų pokyčiai, veikiant aukštoms ... -
Aplication of exo temperature and ultrasonic testing to describe the hydration of complex binder
Antonovič, Valentin; Goberis, Stasys Algimantas; Pundienė, Ina; Stonys, Rimvydas (IX Krajowe Seminarium im. Prof. St. Bretsznajdera. Z udziałem gości zagranicznych, Płock 26-28 września 2007 : materiały seminaryjne, 2007) -
Application of exo temperature and ultrasonic testing to describe the hydration of complex binder
Antonovič, Valentin; Goberis, Stasys Algimantas; Pundienė, Ina; Stonys, Rimvydas (IX Krajowe seminarium im. Prof. St. Bretsznajdera z udzialem gosci zagranicznych : materialy seminaryjne, 2007) -
Assessment of destruction of concrete surface layer using ultrasonic surface waves
Tatarinov, Aleksej; Šahmenko, Genadijs; Korjakins, Aleksandrs; Antonovič, Valentin; Stonys, Rimvydas (XIX International scientific-technical conference "Refractory materials: manufacturing, test methods, application", 18-20 May 2022 in Wisła Jawornik, Poland : abstracts = XIX Międzynarodowa konferencja naukowa-techniczna "Materiały ogniotrwałe: wytwarzanie, metody badań, stosowanie", 18-20.05.2022, Wisła Jawornik : streszczenia referatów, 2022) -
Biokuro katilų konstrukcijų, pagamintų iš ugniai atsparių medžiagų, naudojimo ypatumai
Antonovič, Valentin; Stonys, Rimvydas (Šiluminė technika, 2019) -
Bond behavior of stainless-steel and ordinary reinforcement bars in refractory castables under elevated temperatures
Plioplys, Linas; Kudžma, Andrius; Sokolov, Aleksandr; Antonovič, Valentin; Gribniak, Viktor (Journal of composites science, 2023)Refractory castables, i.e., refractory aggregates and ultra-fine particle mixtures with calcium aluminate cement (CAC) and deflocculants, were created 40 years ago for the metallurgy and petrochemical industries. These ... -
Byproduct from thermal power plants as a promising microaggregate for refractory materials
Škamat, Jelena; Antonovič, Valentin; Loboda, Piotr; Stonys, Rimvydas; Bogomol, Iurii (7th International Samsonov conference "Materials science of refractory compounds" (MSRC-2021), 25-28 May 2021 Kyiv, Ukraine : book of abstracts, 2021) -
Calorimetric and microscopic investigations of calcium aluminate cement paste with carbon fiber
Boris, Renata; Antonovič, Valentin; Kerienė, Jadvyga Regina; Stonys, Rimvydas (CCTA12 : 12th conference on calorimetry and thermal analysis, 5th joint Czech-Hungarian-Polish-Slovakian thermoanalytical conference, 6-10 September, 2015, Zakopane, Poland : book of abstracts, 2015) -
Calorimetric investigations of ageing of alumina cement based mixtures
Antonovič, Valentin; Kerienė, Jadvyga Regina; Spudulis, Edmundas; Stonys, Rimvydas; Boris, Renata (11th international seminar on thermal analysis and calorimetry, to the memory of Prof. St. Bretsznajder, Plock, 26-29 September 2016, Poland : [abstract], 2016) -
Calorimetric investigations of high aluminate cement hydration in the presence of waste oil-cracking catalyst
Aleknevičius, Marius; Antonovič, Valentin (Cheminė technologija, 2009)Aluminosilicate-based zeolitic waste catalyst (fluidized catalytic cracking catalyst, FCCC) is produced by petrochemical industry in the fluidized bed catalytic cracking process. The present work shows that FCCC zeolitic ... -
Carbonation of alumina cemen-bonded conventional refractory castable in fireplace
Pundienė, Ina; Goberis, Stasys Algimantas; Antonovič, Valentin; Stonys, Rimvydas (Medžiagotyra, 2006)Durability and stability of polymeric foam products used in building application in most cases is associated with compressive strain. The mechanical characteristics of such products for the most part depend on the materials ... -
Cement slurry from electro-phosphoric slag
Shaikezhan, A.; Anuarova, A. D.; Antonovič, Valentin (Magazine of civil engineering, 2020)Possibility to obtain high alite Portland cement of alternative raw materials was established by complete replacement of clay component with electro-phosphoric (EPS) slag. This technology allowed disposal of considerable ... -
Cementinio ugniai atsparaus betono su mikro ir nanostruktūros modifikatoriais sudėtis
Boris, Renata; Antonovič, Valentin; Stonys, Rimvydas (2022)Išradimas priklauso statybos pramonės sričiai ir gali būti pritaikytas įvairių šiluminių įrenginių išklojų ir kitų dalių įrengimui. Išradimo tikslas yra sukurti mažacemenčio ugniai atsparaus betono sudėtį naudojant įvairius ...