U.S. federal trademark · Serial No. 78116086 · Reg. No. 2294460
Apparatus for use in the cleaning of oil wells including the cleaning of casing strings, liners and other well tubing, namely power operated wipers, scrapers, brush tools, polishers and scourers and power operated circulation tools, namely power operated fluid circulators that cause downhole fluid to impact the interior of the casina or a liner within a well bore to provide a cleaning action and which select a path for fluid travel in the casing or a liner within a well bore
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