Mealey's (October 31, 2016, 9:53 AM EDT) -- TULSA, Okla. — A federal judge in Oklahoma on Oct. 27 ruled that ASARCO could intervene in a lawsuit brought by the federal government and state of Oklahoma against two companies accused of contributing to contamination at the Tar Creek Superfund site because a proposed settlement between the parties could affect ASARCO’s ability to seek contribution under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) (United States of America, et al. v. Doe Run Resources Corporation, et al., No. 15-CV-0663-CVE-TLW, N.D. Okla.; 2016 U.S. Dist. LEXIS 148959)....