Your search Tenneco Oil Company, Petitioner, v. Environmental Protection Agency, Douglas M. Costle,administrator, and Eckhardt C. Beck, Regionaladministrator, Region Ii, Respondents.exxon Corporation, Petitioner, v. Administrator, Environmental Protection Agency, Douglas M.costle, and Eckhardt C. Beck, Respondents.texaco, Inc., Petitioner, v. the Environmental Protection Agency, an Independent Agencyof the Executive Branch of the Government of Theunited States, et al., Respondents did not match any document.