Cement Shipments Decrease in March

Total shipments of portland and blended cement in the United States and Puerto Rico for March 2013 were about 5.8 million metric tons (Mt), according to the most recent USGS Mineral Industry Survey. This was nearly 3 percent less than shipments in March 2012. Shipments for the year through March were up slightly 15.4 Mt. The leading portland cement producing…

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Settlement with Ash Grove to Reduce Emissions

Ash Grove Cement Co. agreed to pay a $2.5 million penalty and invest approximately $30 million in pollution-control technology at its nine Portland cement manufacturing plants to resolve alleged violations of the Clean Air Act, announced the U.S. Environmental Protection Agency (EPA) and the Department of Justice.The agreement will reduce more than 17,000 tons of harmful nitrogen oxides (NOx) and…

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Mill Monitoring and Control

Cemtec, a specialist provider of grinding technologies for the mining, mineral and cement industries, is using Insitec real-time particle sizing technology from Malvern Instruments to provide fully integrated, automated milling solutions that deliver high efficiency at a competitive cost. An exchange of equipment between the two companies has led to the installation of an Insitec system for the control of…

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Auburn Systems Illustrates Advantage of DC/AC Technology

Particulate monitoring is a critical factor for manufacturing plants where industrial pollutants are problematic. Many dusts are hazardous or combustible, and those operations generating or handling dusts can require special efforts to monitor and minimize emissions in these areas. According to Auburn System’s President and Founder, Ron Dechene, “This schematic illustrates the new, unified DC/AC platform which represents the latest…

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