Cement News tagged under: Emissions Control

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KHD wins bid to modify Holcim's Hagerstown plant

12 November 2013, Published under Cement News

KHD Humboldt Wedag International AG’s Americas Customer Service Center based in Atlanta, Humboldt Wedag Inc, recently signed a contract with Holcim (US) Inc for engineering, delivery of equipment, and site services to modify the existing production line at its Hagerstown, Maryland plant. The contract, which includes a KHD designed pyroprocessing system will increase the line’s production rate to 2400tpd and be compliant with the new NESHAP environmental regulations. KHD’s responsiveness ...

Heidelberg updates on sustainability efforts

18 September 2013, Published under Cement News

HeidelbergCement has released its 2011/2012 Sustainability Report, highlighting topics and challenges for the German cement major in its drive for sustainable development. The new report, entitled "Foundations" also details the company's continous efforts and achievements such as reducing specific net CO2 emissions by 21 per cent and increasing its alternative fuels rate  to 21.7 per cent. Sustainable business practices form an integral of the business activities “Sustainable business pr...

India Cements unit is ordered to close

23 August 2013, Published under Cement News

The Pollution Control Board (PCB) has ordered the closure of India Cements Ltd's Yerraguntla plant and initiated action against four more cement factories in Kadapa district, for non-compliance of the Board directions and standards as well as causing severe air pollution in surrounding areas. The closure order was given in the interest of protecting public health and environment. The factory had not made an upgrade to its electrostatic precipitator to meet the PCB's emission standards. The...

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...