Kerr-McGee Cleveland Refinery – Oklahoma Gallery Kerr-McGee Cleveland Refinery – Oklahoma Case Studies, Landfills/Waste Management, Lead, Oklahoma, Remedial Applications Kerr-McGee Cleveland Refinery – Oklahoma Completed on time, within budget, with a cost savings of $2.82 million. Kerr-McGee Cleveland Refinery – OklahomaGravity Marketing2023-08-24T19:24:25+00:00