85945639
May 29, 2013
Aug 19, 2014
Active Trademark
Chemical additives for drilling muds; 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
Chemicals