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Results 1-10 of 112 for copper contamination. (0.045894 seconds)

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• Asarco seeking lead pollution investigation

  Mar 27, 2013

  NEW YORK — Copper producer Asarco LLC has asked regulators in ... Union Pacific is responsible for continuing lead contamination along some of ... View this article

• Copper contamination in scrap feed concerns steel mills

  Nov 13, 2012

  ... "There is a cost to get that copper contamination out of the stream, and it may not always be cost-effective," Pflaum added. ... View this article

• Nix on Nasaac: the anatomy of a failed contract

  Oct 09, 2012

  ... Lithium contamination has been a growing problem for the secondary industry as ... form a significant trading group in the LME's Copper contract and ... View this article

• Seattle Iron & Metals sued for alleged water violations

  Jul 18, 2012

  ... from the lower Duwamish Waterway due to contamination, according to ... that the recycler has exceeded allowable discharges of copper, zinc and ... View this article

• Lawsuit vs. Calif. recycler claims contamination

  Jun 06, 2012

  ... from each of its four stormwater discharge areas over a five-year period haven't been met since 2006, and that water containing copper, lead and ... View this article

• Chile confirms structural cause for Ventanas copper smelter ...

  May 08, 2012

  ... has confirmed that structural problems at Codelco's Ventanas copper refinery and ... executives to set out measures to avoid further contamination. ... View this article

• Wis. foundry facing $95,480 in OSHA fines

  Nov 29, 2011

  ... workers to be overexposed to iron oxide and copper fumes, as ... for allegedly failing to keep eating surfaces free from contamination by hexavalent ... View this article

• Chevron Mining moly operation on EPA's Superfund wish list

  Mar 14, 2011

  ... Primary products from activities at the site were copper, zinc, arsenic and ... and 1972 is most likely responsible for yard contamination," the agency ... View this article

• Halaco clean-up at Calif. site to continue, EPA says

  Feb 28, 2011

  ... contamination to neighboring wetlands. Results from 170 soil and sediment samples collected in May and June last year have found that copper, ... View this article

• Tighter supply playing havoc with copper scrap cleanliness ...

  Feb 04, 2011

  ... and traders have reported incidents of secondary scrap material like mixed low-copper clips and old sheet carrying more contamination or dirt than ... View this article