77909221
Jan 11, 2010
Jan 25, 2011
Active Trademark
Chemicals for absorbing oxygen in brine packer fluids and chemical preservatives for use as corrosion inhibitors in brine packer fluids used during the completion and workover of subterranean oil or gas wells
ChemicalsBiocides for use in brine packer fluids used during the completion and workover of subterranean oil or gas wells
Pharmaceuticals