U.S. federal trademark · Serial No. 85945665 · Reg. No. 4795705
Chemical additives for drilling mud; Chemical additives for fracturing fluid for use in oil and gas wells; Chemical additives for oil well drilling fluid; Chemical preparations for use in industry; Chemicals for the treatment of water and wastewater; Chemicals for use in decontamination of polluted sites; Chemicals for use in the field of oil exploration and production; Chemicals used in oil drilling; Industrial chemicals; Waste water treatment chemicals for industrial use
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