Elkem Silicones France SAS
Hammelmann GmbHNordrhein-Westfalen, Germany
Halliburton Energy Services, Inc.Texas, United States
Aegis Environmental Protection (Shanghai) Co., Ltd.Shanghai Shi, China
Nexen Corp.Gyeonggi-do, South Korea
Halliburton Co.Texas, United States
Newpark Canada, Inc.
Dow Chemical Co. Ltd.Derbyshire, United Kingdom
Tervita Corp.Alberta, Canada
Sakamoto Yakuhin Kogyo Co., Ltd.Osaka-fu, Japan
Southwest Petroleum UniversitySI, CN
Grinding & Sizing Co. LLC