Journal
Knowledge of the microstructure of hydrated cement paste is essential for forecasting their performance. «Inert» mineral admixtures such as quartz or ...
| Issue №4, 2012 |
| Section: Science and production |
| Keywords: cement, NMR, XRD, calorimetry |
| Autor: G. Le Saout, M. Ben Haha. |
Cement grinding is an energy intensive process. Electrical energy consumed for grinding clinker is typically around 40 % of the global electrical ...
| Issue №4, 2012 |
| Section: Science and production |
| Keywords: Zeisel mill, grinding aid, additive, glycol, amine |
| Autor: M. Goisis, C. Capone, G. Zonca, A. Capelli. |
Use of highly basic sintered bauxite instead of bauxite and limestone in blast furnace smelting of high-alumina slag - a source of expensive cement wi...
| Issue №4, 2012 |
| Section: Science and production |
| Keywords: bauxite, highly basic sinter, sinter strength |
| Autor: V.A. Utkov, O.V. Zyryanova, L.I. Leontiev. |
Options for improving the efficiency of kiln systems through chemical heat recovery are considered. A comparative analysis of the use of chemical reco...
| Issue №4, 2012 |
| Section: Science and production |
| Keywords: chemical heat regeneration, reactor-cooler, fuel conversion, energy-saving, ecolofy |
| Autor: V.M. Konovalov, V.V. Tkachev. |
Calcium alumoferrites of different composition were synthesized and kinetics of their hydration examined. Their different hydration activity was estab...
| Issue №4, 2012 |
| Section: Science and production |
| Keywords: calcium ferrite phases, synthesis, hydration, composition of liquid phase at hydration, hydrated phases, hardening, strength cement paste |
| Autor: B.V. Gusev, S. Ying Yen-lian, Yu.R. Krivoborodov. |
The «acceleration by retardation» concept is to make an admixture composition that will accelerate the setting of Portland cement by retarding two oth...
| Issue №5, 2012 |
| Section: Science and production |
| Keywords: acceleration, expansion, flash set, gypsum, isothermal calorimetry, retardation |
| Autor: H. Justnes. |
Composite cements consisting of CEM I Portland cement and 30 % replacement by mixtures of calcined clays and limestone have been studied. The calc...
| Issue №5, 2012 |
| Section: Science and production |
| Keywords: composite cement, calcined clay, limestone, CO2 reduction |
| Autor: M. Steenberg, D. Herfort, S.L. Poulsen, J. Skibsted, J.S. Damtoft. |
The processes that take place during the heat treatment of secondary kaolins from three deposits were examined. It is shown that the temperature requi...
| Issue №5, 2012 |
| Section: Science and production |
| Keywords: kaolin, kaolinite, metakaolin |
| Autor: E.S. Mikhailyuta, E.V. Alekseev, V.V. Koleda, T.A. Shevchenko. |
The paper deals with issues of suction in closed cycle cement ball mills, and its effect on the kinetics of the process of grinding. A computational m...
| Issue №5, 2012 |
| Section: Science and production |
| Keywords: aspirational mode, ball mills, closed circuit, disperse composition |
| Autor: V.S. Bogdanov, R.R. Sharapov, O.I. Bazhanova, R.R. Sharapov Jr.. |
The results of the study of structural and rheological properties of suspensions prepared from monomineral clayey and carbonate raw materials, forming...
| Issue №5, 2012 |
| Section: Science and production |
| Keywords: rheological properties, softener, mineral, raw mix |
| Autor: O.A. Panova, I.A. Ivleva, P.V. Besedin. |