U.S. federal trademark · Serial No. 77909221 · Reg. No. 3910060
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
Biocides for use in brine packer fluids used during the completion and workover of subterranean oil or gas wells
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