Chemical additives for oil well drilling fluid; Chemical agents for removing acid in industrial manufacturing applications; Chemical preparations for use in industry; Chemical products for preventing scale; Chemicals for industrial purposes; Chemicals for use in industry; Chemicals for use in the field of oil exploration and production; Chemicals used in oil drilling; Chemicals, namely, stability additives, cold flow improvers, dehazers, acid reduction aids, corrosion inhibitors, and combusti...

Chemical additives for oil well drilling fluid; Chemical agents for removing acid in industrial manufacturing applications; Chemical preparations for use in industry; Chemical products for preventing scale; Chemicals for industrial purposes; Chemicals for use in industry; Chemicals for use in the field of oil exploration and production; Chemicals used in oil drilling; Chemicals, namely, stability additives, cold flow improvers, dehazers, acid reduction aids, corrosion inhibitors, and combusti...