January 11, 2013
DuPont Co., U.S. Steel Corp., NL Industries Inc. and Sunoco Inc. can't yet escape Asarco LLC's efforts to make them help pay a $150 million environmental cleanup bill it landed after a bankruptcy reorganization because too many factual questions remain, a Missouri federal judge ruled Thursday.
April 02, 2012
Kellogg Brown & Root LLC and Halliburton Co. on Monday became the latest defendants to settle claims brought by mining company Asarco LLC seeking contributions for a $150 million Superfund settlement.
November 23, 2011
A Missouri federal judge on Wednesday approved Asarco LLC's settlements with BNSF Railway Co. and Freeport-McMoRan Copper & Gold Inc., allowing Freeport-McMoRan and BNSF to exit an Asarco suit demanding contributions for a $150 million Superfund settlement.
August 09, 2011
A Missouri federal judge on Monday tossed one of two remaining claims in mining company Asarco LLC's suit demanding contributions from Halliburton Co., U.S. Steel Corp. and others for a $150 million Superfund settlement.