Results 1 to 10 of about 5,295 (188)

Effect of ZnO, ZrO2 and B2O3 on clinkerization process. Part I. Clinkerization reactions and clinker composition

open access: yesMateriales de Construccion, 2008
The use of clay-based product waste as an alternative prime material in Portland cement raw mixes raises the ZnO, ZrO2 and B2O3 content in the clinker. These compounds are found in the enamelled surface of the tile added to the raw mix. The present study
I. García-Díaz   +3 more
doaj   +4 more sources

Durability of concrete with Belite-Gehlenite clinker as fine aggregate [PDF]

open access: yesMATEC Web of Conferences, 2022
The Japanese cement industry uses large quantities of industrial waste and by-products as raw materials in the production of cement clinker. Although the amount of industrial waste generated annually has remained almost constant, domestic demand for ...
Kobayashi Arato   +4 more
doaj   +1 more source

Evaluating the thermodynamic efficiency of the cement grate clinker cooler process using artificial neural networks and ANFIS

open access: yesAin Shams Engineering Journal, 2022
The energy recovery of the grate cooler is a significant part of reducing production costs and tackling the environmental challenges of the cement industry.
Anthony I. Okoji   +2 more
doaj   +1 more source

Advanced Process Control for Clinker Rotary Kiln and Grate Cooler

open access: yesSensors, 2023
The cement industry includes energy-intensive processes, e.g., clinker rotary kilns and clinker grate coolers. Clinker is obtained through chemical and physical reactions in a rotary kiln from raw meal; these reactions also involve combustion processes ...
Silvia Maria Zanoli   +2 more
doaj   +1 more source

Influences of particle shape and degree of compaction on shear response of clinker ash

open access: yesYantu gongcheng xuebao, 2021
The clinker ash is a kind of granular waste produced after the combustion of coal. It has been used in slope and foundation engineering as backfill materials.
WU Yang 1, HUANG Jin-sheng 1, CUI Jie 1, YOSHIMOTO Norimasa 2
doaj   +1 more source

Influences of calcium sulfate bearing material and zinc oxide nanoparticle on hydration properties of white cement clinker

open access: yesJournal of Materials Research and Technology, 2021
The present study investigates the influence of zinc oxide nanoparticles, gypsum, and combinations of them on hydration properties of white cement clinker. Gypsum optimization for the clinker was detected using highly purified gypsum.
Ahmed M. Shafeek   +3 more
doaj   +1 more source

Chemical Composition and Heavy Metal Content of Portland Cement in Northern Tunisia [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2020
This study aims to determine the major elements of Portland cement type I and II (CEMI and CEMII) in a cement factory in north Tunisia and which metal elements are introduced into the production process.
Ibtiehl Saidi   +4 more
doaj   +1 more source

Analysis of high clinker ratio of Portland Composite Cement (PCC)

open access: yesSouth African Journal of Chemical Engineering, 2020
According to Indonesian Standard SNI 15-7064-2004, Portland Composite Cement (PCC) or blended cement is defined as a hydraulic binder which consists of clinker, gypsum and one or more inorganic materials where their contents range from 6% to 35% of the ...
Prihadi Setyo Darmanto, Alfi Amalia
doaj   +1 more source

Application of semi-empirical model for the evaluation of radium activity in phosphogypsum used as component of clinker

open access: yesBrazilian Journal of Radiation Sciences, 2021
Phosphogypsum is a residue that has been used by the cement industry as a substitute for the natural gypsum, used as a clinker additive during the production of Portland cement.
Ricardo Rossasi Geraldo   +8 more
doaj   +1 more source

The Use of Callovo-Oxfordian Argillite as a Raw Material for Portland Cement Clinker Production

open access: yesBuildings, 2022
Excavated soils and rocks are materials obtained in construction works that could represent an ecological issue if a durable and efficient reuse process is not set.
Joelle Kleib   +5 more
doaj   +1 more source

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