85115668
Aug 25, 2010
Sep 25, 2012
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
Chemicals