Cement News tagged under: emissions

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Fiji producers issued prohibition notices

24 March 2021, Published under Cement News

Fiji’s Pacific Cement Ltd and Tengy Cement Co have reportedly been issued prohibition notices by the country’s Department of Environment to cease activities, after it was allegedly found the two companies had breached earlier notices regarding emission levels, according to the Fiji Sun. "Unless the problem has been rectified, the prohibition notice does not lift up. If there is any particular operation in any business that is affecting the environment, then the prohibition notice stops the...

China’s path to green growth

15 March 2021, Published under Cement News

It’s been almost 25 years since Changming Gao, senior consultant of FLSmidth (Beijing) Co Ltd, proposed the ‘Four-Zero and One-Negative’ sustainable development strategy. Since then, continuous improvements and innovation have enabled the cement industry in China to make considerable progress along the green growth track. By Changming Gao, FLSmidth (Beijing) Co Ltd, China. Major Chinese producers such as Huaxin Cement (pictured) have taken the lead in driving the domestic cement in...

ESP morphs into bag filter

26 January 2021, Published under Cement News

When electrostatic precipitators are unable to meet tighter emission regulations, it can be more economical to modify them to bag filters rather than replace them with a new bag filter. Gorco SA highlights the key points to consider. By Eduardo Sauto, Gorco SA, Spain. Front view of the new bag filter with internal channel and bag plates Increasingly strict environmental emissions legislation has been a key driver behind the development of advances in gas filtration technology. I...

Cemtech webinar brings emissions reductions

15 January 2021, Published under Cement News

This week, Cemtech held an international webinar on state-of the-art monitoring and control emissions technology. The webinar discussed the reduction of NOx emissions with a brand new precalciner technology, modern particulate matter cement emission monitoring systems (CEMs), high performance fibre technology for filter bags, and an innovative gas temperature measurement technology. Precalciner advances Aleksandra Novakovic-Andric, FLSmidth's global chief process engineer, spoke on the ...

Penden Cement Authority suffers dust emission release

12 January 2021, Published under Cement News

Residents of Gomtu town in Samtse, Bhutan, say dust particles from the Penden Cement Authority Ltd's (PCAL) plant have been causing pollution.  Residents reported thick dust particles emitted from the plant during the lockdown. A complaint was lodged to the PCAL management. PCAL's CEO, Tenzin, said due to the pandemic and lockdowns, there are several interruptions in the plant operations, but “there is no direct impact causing serious health hazards."  "Frequent shutdowns and startups...

Holcim Midlothian plant requests modified emission levels

27 August 2020, Published under Cement News

Holcim Inc (LafargeHolcim) has applied to the Texas Commission on Environmental Quality (TCEQ) for an air quality permit to modify emissions from the company's Midlothian cement plant, USA. If approved by the TCEQ, the new permit would give Holcim approval to raise its carbon monoxide emissions from approximately 4300tpa to 7100tpa. Holcim Inc also intends to burn increased amounts of petcoke at the plant. "We have kept local Midlothian leaders updated on the status of our permit and our c...

Shree’s sustainable path

04 November 2019, Published under Cement News

India’s cement industry has introduced several initiatives to place it on a path towards more sustainable cement production. Shree Cement highlights the actions it has taken to integrate sustainability into its cement production process. By Dr Anil Kumar Trivedi, Shree Cement Ltd, India. As a signatory to the Cement Sustainability Initiative, Shree Cement has delivered on its promise to reduce its energy footprint by implementing leading industry practices and transferring kn...

Bilfinger targets cement industry emissions reduction

17 October 2019, Published under Cement News

Bilfinger is supporting the US-based tech firm PRTI in bringing a technology to Europe that can help cement companies reduce their emissions. "Emission standards are getting stricter in industries around the world," says Tom Blades, CEO of Bilfinger. "Bilfinger's expertise and emission reduction technologies help our customers meet these requirements in an effective and cost-efficient way." Burning tyres directly to fire cement kilns results in various environmentally harmful emissions. By...

Efficient grinding meets reduced CO2 emissions

12 August 2019, Published under Cement News

While cement plants have made sound progress in terms of reducing CO 2 emissions from fuel consumption, progress relating to such emissions from electricity consumption has been slower. VDZ looks at a key power consumer in the modern cement plant: the grinding section. By Jonas Knappert, Kevin Treiber and Stefan Seemann, VDZ, Germany. Figure 1: electrical energy consumption of the cement manufacturing processes 1 Cement production is energy intensive in terms of fuel and elect...

PPC to shut down kiln to meet emission standards

01 July 2019, Published under Cement News

South Africa’s PPC has stated that it expects to pay around ZAR120m (US$8.5m) as a result of the new carbon tax and will also shut down a kiln at its Port Elizabeth (PE) facility to meet the new emission standards. "I think it’s something that we as a country need to debate as to whether this is the right time for carbon tax, be that as a company we support a cleaner environment," said Njombo Lekula, managing director of the SA Cement division. The company expects around 30 jobs to be ...