U.S. federal trademark · Serial No. 85115668 · Reg. No. 4214521
Chemical additives for oil and gas well fluids and fracturing fluids for use in emulsification, corrosion inhibition, fluid loss control, and suspension control in on-shore and off-shore drilling in the oil field industry; Chemical additives, namely, zinc carboxylate salts for use in on-shore and off-shore drilling in the oil field industry including in production streams, secondary oil recovery systems and hydrostatic test waters for emulsification, corrosion inhibition, fluid loss control, and suspension control
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