Journal
The expansion behavior of cement mortars with 0-25% limestone content is studied in water and magnesium sulfate solution for 2.5 years at room tempera...
| Issue №1, 2017 |
| Section: Science and production |
| Keywords: thaumasite, expansion, cement mortars, limestone, infrared spectroscopy |
| Autor: H.Y. Ghorab, M. Rizk, D. Herfort, Y.A. Osman. |
The main products of the building chemistry industry are ternary blends composed of Portland cement (PC), calcium aluminate cement and calcium...
| Issue №6, 2016 |
| Section: Science and production |
| Keywords: hydration, microstructure, calcium aluminate cement, slag, limestone |
| Autor: J. Bizzozero, K.L. Scrivener. |
This material opens a series of articles by Haver & Boecker. The company offers its customers a wide range of technical solutions for the storage, tra...
| Issue №1, 2016 |
| Section: Equipment and technology |
| Keywords: crushing, classifying, screening, washing, screening machine, limestone, clinker |
| Autor: M. Zlatev, P. Grotjohann. |
In light of the need to introduce new composite cements and the reduction of CO2 emissions, the article presents the results of the study of Portland ...
| Issue №2, 2016 |
| Section: Science and production |
| Keywords: limestone, dolomite, strength, hydration, hydrotalcite, thermodynamic modeling |
| Autor: M. Zajac, M. Ben Haha. |
In this paper, hydration of ternary and binary blended cements containing Portland cement, ground granulated blast-furnace slag and limestone powder h...
| Issue №3, 2016 |
| Section: Science and production |
| Keywords: ternary blended cement, slag, kinetics, limestone, Portland cement |
| Autor: Zhijun Tan, Guang Ye, Yun Gao, L. Machiels, E. Bruneel, G. De Schutter. |
Binders containing conventional additive-free Portland cement, calcined shale, ground granulated blast furnace slag and limestone were examined using ...
| Issue №5, 2015 |
| Section: Science and production |
| Keywords: blended cement, Portland cement, blast furnace slag, burnt oil shale, limestone, hydration |
| Autor: T. Matschei, T. Schmidt. |
A non-explosion technology is proposed for opencast excavation of minerals with quarry combine miners. The method combines cutting the solid mass, obt...
| Issue №3, 2010 |
| Section: Equipment and technology |
| Keywords: explosion-free thin layer open-pit technology; limestone; open-pit miner |
| Autor: M. Pichler, Yu. B. Pankevich. |
The article presents the results of laboratory production and standard tests of Portland cements in which natural gypsum was replaced with limestone. ...
| Issue №1, 2009 |
| Section: New materials |
| Keywords: setting up time, limestone |
| Autor: V.A. Pyachev, K.S. Ishutin. |
A blast-free technology of hard rock ripping Rip&Load from Caterpillar is described. Among its advantages are high speed, low labour input, ease of op...
| Issue №2, 2012 |
| Section: Equipment and technology |
| Keywords: quarry, blastless technology, mining limestone |
| Autor: N.V. Bratchikov, I.V. Rubtsov, D.A. Antipov. |
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. |