Solvochem Emirates Ltd   United Arab Emirates   Qingdao Baotai Refining Chemical Co., Ltd.   Atlas Refining/ Affinerie Atlas   South Hampton Refining Co.   Liyang Dongpeng Refining New Material Factory   Liaoning jia kay refining Co., LTD   Hunan Zhuzhou Chemical Industry Group Xiangyu Refining Chemical Co., Ltd.   Jiangsu Huading Refining Chemical Industry Co. Ltd.   Philippine Associated Smelting and Refining Corporation   Emirates Western Petroleum.   Emirates Lube Oil Co. Ltd.   Gulf Oil Refining Ltd.   International Wax Refining Co. Inc.   Phelps Dodge Refining Corporation   Liaoyang Konka Refining Chemical Factory   Biorefining, Inc.