U.S. federal trademark · Serial No. 73243477 · Reg. No. 1183365
CHEMICALS FOR THE OIL AND GAS WELL INDUSTRY-NAMELY, THIXOTHROPIC AND NON-THIXOTHROPIC DRILLING, WORKOVER AND COMPLETION FLUIDS, FLOW LOSS CONTROL AGENTS, LOSS CIRCULATION AGENTS, DEFOAMERS, CORROSION INHIBITOR-BIOCIDES, NON-FLUORESCING AGENTS, PACKET FLUIDS, VISCOSIFIERS, WEIGHTING MATERIALS AND MUD LUBRICANTS
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