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Results 1-10 of 143 for sulfur dioxide. (0.036347 seconds)

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• Alcoa says scrubber lowers emissions 90%

  Jun 03, 2013

  The technology can reduce sulfur dioxide, particulate matter and hydrogen fluoride emissions at the plant by up to 90 percent, Pittsburgh-based ... View this article

• ArcelorMittal, Cliffs appealing EPA ruling

  Apr 05, 2013

  EPA regulations on nitrous oxide and sulfur dioxide emissions for taconite miners and processors in Michigan and Minnesota went into effect March ... View this article

• EPA oversteps bounds on taconite rules: miners

  Apr 03, 2013

  ... to set air pollution standards for six taconite facilities in Minnesota and one in Michigan in an effort to reduce nitrogen oxide and sulfur dioxide in the ... View this article

• China steel sector faces new pollution rules

  Feb 25, 2013

  ... 1 stipulate that powder dust emissions, sulfur dioxide emissions and water consumption per tonne of steel produced shouldn't exceed 1.19 ... View this article

• Mutanda provides production highlight for Glencore

  Feb 13, 2013

  ... The smelter upgrade project, including improving sulfur dioxide emission capture to more than 97 percent, is expected to be completed by ... View this article

• RTFT slates $108 million for two environmental projects

  Dec 07, 2012

  The Sorel-Tracy, Quebec-based subsidiary of London-based Rio Tinto Plc said the projects are aimed at reducing sulfur dioxide emissions and ... View this article

• Vale delays Clean AER project on cash issues

  Oct 16, 2012

  ... 13). The $2-billion project is expected to cut sulfur dioxide emissions at the plant by a projected 70 percent (amm.com, Feb. 17). ... View this article

• Praxair to build oxygen plant for Vale's new nickel facility

  Jul 27, 2012

  ... statement issued by Praxair. The approach makes it possible to avoid sulfur dioxide and dust emissions, the company said. ... View this article

• Vale starts $2-billion Sudbury emissions reduction project

  Jun 25, 2012

  ... secondary baghouse and wet gas cleaning plant, a second acid plant and new material handling facilities, will reduce sulfur dioxide emissions by ... View this article

• SunCoke nears settlement with Ohio city

  May 10, 2012

  ... In addition, the company would install an air monitor to measure sulfur dioxide levels which would be operated and maintained by the Southwest ... View this article