Hungarian and Romanian construction market

The article provides an analytical overview of the construction industry and market in Hungary and Romania. The data on the cost of construction in recent years, their distribution by sectors, forecasts for further development in this area are given. The factors affecti...

Reinforced belts for bucket elevators

The paper describes the design solutions and the practical experience with elevator belts from AUMUND, Germany. The new design will improve reliability and durability of bucket elevators installed at numerous sites worldwide.

Fighting overhanging loose material

Currently many cement plants are facing an urgent problem with sticking and overhanging of material in silos and other process vessels, making the production stop and, consequently, leading to huge production losses. To prevent such situations, French company STANDARD I...

A cleanser for big open gears

The article describes an agent for cleaning the gears from lubricants, LUBRICLEAN EP, from French company Lubrilog SA and the method of cleaning the gears while in operation with the help of this detergent. Examples of using LUBRICLEAN EP for cleaning rotary kiln and ba...

Reconstruction of the power supply system at ОАО Mordov-Cement

The paper describes the reconstruction of the power supply system at OAO Mordov-Cement, which included the construction of a combined cycle power plant (CCPP) with a total capacity of 102.8 MW and other facilities. After the successful completion of the reconstr...

Super fast concrete repair system for roads, airfields and railways

From both an environmental and economic point of view, the availability and performance capability of infrastructure traffic areas today and in the future is of the highest priority. This applies to both public and private roads and air traffic areas, as well as for bus...

The flexible control system for asynchronous mill drives

This article describes one of the modern technological solutions by Siemens to control the rate of induction motor drives with an option to recover the energy back to the grid. The system was specially adapted for use with the mill drives and has a number of advantages,...

Modernization of production at OAO Podolsky Cement

The joint implementation of facility modernization projects of Podolsky Cement, part of the CRH group, developed a strong partnership between it and the contractor - ABB (Switzerland). The paper describes the project to install electrical equipment and integrate...

The Jizzakh plant for the production of white and gray Portland cement

The paper describes the construction project for the Jizzakh cement plant of the Uzbek AO Almalyk MMC, commissioned in 2014. The plant with a production capacity of 350 kt of white or 760 kt of gray cement a year is operating by the dry method. Information about the pro...

Reactivity of raw mixtures with different particle sizes in the presence of ammonium bifluoride

The effect of ammonium bifluoride additive on the chemical reactivity of raw cement mixes was examined. It was found that the induction of 0.3-0.7% of the mineralizer additive makes it possible to intensify the absorption of calcium oxide during burning of raw mixes...

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