Cement News tagged under: acid gas

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Mitigating acid gas emissions

11 December 2018, Published under Cement News

In this month’s Technical Forum, Dr Michael Clark examines acid gas emissions from cement kilns. Understanding harmful acid gas emissions, such as hydrogen chloride, is required before investing in mitigation strategies. Before investing in new raw material quarries, a better understanding of acid gas emissions is required Emissions from cement kilns are a growing focus of environmental authorities around the world. This month’s Technical Forum will look at the causes and mitiga...

Effective mercury sorbents

12 April 2017, Published under Cement News

Activated carbon sorbent injection has enabled many cement plants to minimise mercury emissions from their operations. To ensure effective mercury control understanding the sorbent properties critical to mercury removal is key. B y John Satterfield, Cabot Norit Activated Carbon, USA. Figure 1: Plant A – fuel Hg content: 25-53ppb R educing mercury emissions by activated carbon sorbent injection (ACI) has been thoroughly demonstrated as a successful strategy at a growing n...