Cement News tagged under: Emissions Control

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Lafarge delays Ravena kiln project until 2017

25 July 2013, Published under Cement News

Lafarge will be allowed to delay the construction of new pollution control systems at its Ravena works in New York in exchange for an agreement to cut emissions more than previously planned. Lafarge had previously reached a legal settlement with both state and federal officials to reduce emissions of NOx and SO2 emissions at its plants in Ravena and elsewhere in the state. Lafarge had agreed to replace two lines at the Ravena plant with a new state-of-the-art kilns by the end of 2015 with a...

EPA settlement with Ash Grove Cement, USA

20 June 2013, Published under Cement News

Ash Grove Cement Co has agreed to pay a US$2.5m penalty and invest approximately US$30m in pollution-control technology, the US Department of Justice and US Environmental Protection Agency announced. The EPA says the agreement, which resolves alleged violations of the Clean Air Act, will eliminate more than 17,000t of pollution from nitrogen oxides (NOx) and sulfur dioxide (SO2) each year. In addition, Ash Grove has agreed to spend US$750,000 to mitigate the effects of past excess emissio...

China to tighten NOx limits for cement industry

27 May 2013, Published under Cement News

China's Minister of Environmental Protection is expected to issue a new tougher national standard on NOx emissions following public calls to reduce both emissions and excess production capacity, the China Securities Journal has reported.   The drafted new standard is expected to be issued on 1 July 2013 an will sharply cut NOX limits to below 450mg/m3 of cement produced from an average of 880mg currently. For newly-built cement factories, the limit is expected to be capped at 320mg.  T...

Hima Cement to curb emissions, Uganda

04 February 2013, Published under Cement News

Hima Cement Factory is about to embark on an environmental upgrade to improve emissions at its plant in Kasese district, Uganda. The cement producer is to begin a project in the next few months to curb emissions, according to reports in the Daily Monitor, following concerns by locals over the effect on the surrounding areas and nearby residents,   However, David Njoroge, general manager of the Kasese factory, said the plant is to install a bag filter that will significantly reduce the em...

ABB wins energy optimisation contract from CRH

01 February 2013, Published under Cement News

ABB has recently won a contract with CRH Europe Materials to provide process optimisation solutions for 12 of its plants in Europe and the US. CRH is a member of the World Business Council for Sustainable Development (WBCSD) Cement Sustainability Initiative. As such, the company has committed to a set of objectives covering issues such as CO2 and climate protection, emission protection and lower use of fuels and raw materials. Currently the data collection for calculating the required k...

Lafarge completes trials for new generation low-carbon cement

17 January 2013, Published under Cement News

Lafarge has successfully completed an industrial trial for Aether®, its new-generation clinker formulated for lower-carbon cements. The trial mobilised a team of around 100 people over a 10-day period at the Group's plant in Le Teil, France. It allowed the production of 10,000t of Aether® clinker, confirming the feasibility of industrial-scale production using traditional raw materials. The launch of the first Aether® products is planned for 2014. Aether®, a new clinker formulation to red...

Lafarge Mykolaiv completes environmental project upgrades

21 December 2012, Published under Cement News

The Lafarge cement plant in Mykolaiv, Ukraine, has completed the overhaul of its filtering and electrical equipment to reduce its dust emissions and meet local regulation requirements. At the end of 2010, Lafarge Ukraine started the implementation of a new environmental project: the reconstruction of the electrostatic precipitators (ESPs) of four rotary kilns, from September 2010 until March 2011, with a staggered scheduling according to the Kiln winter stoppages. The scope of the project w...

Minister visits Lafarge's Cookstown Works to see investment projects

13 December 2012, Published under Cement News

Lafarge Cement welcomed the UK's Enterprise Minister Arlene Foster to its Cookstown works, Northern Ireland, on 7 December to see a range of significant investment projects worth in excess of GBP5m (EUR6.2m). During her visit to the Works, the Minister was able to see at first hand the new projects which will deliver improved performance at the site in a number of operational areas.   During her tour of the site the Minister met employees who were able to present the projects.  One of the pr...

UK consolidates impressive environmental performance in 2011

30 November 2012, Published under Cement News

The UK cement industry today published its environmental performance results to the end of 2011 in a new interim sustainable development report.  Building on its strong track record over the period 2005 to 2010, which was covered by a Sector Plan agreement with the Environment Agency, the industry once again saw improvements in most of its main emissions to air, including carbon dioxide, oxides of nitrogen, and dust.  The industry recorded a very slight increase in emissions of sulphur dioxi...

Lehigh to invest in mercury reduction system at Tehachapi plant, USA

28 November 2012, Published under Cement News

Lehigh Southwest Cement Company has announced plans to install a mercury reduction system at its plant in Tehachapi, California, USA. The plant will begin the installation of a state-of-the-art activated carbon injection system in early 2013 with completion scheduled for later in the year. The system has been installed at two other Lehigh plants in the United States including plant in Cupertino which was the first cement works in California to apply the technology. The plant has experi...