Tool for unseizing and lubricating well valves, and method of unseizing said valves

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United States of America Patent

PATENT NO 9869426
SERIAL NO

15217648

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Importance

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Abstract

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A tool for unseizing and/or lubricating a valve having a protruding valve stem on an exterior periphery. The tool possesses a hollow tubular member, having at one end thereof an open, hollow, cylindrical flexible member adapted to be placed over and contain therewithin a portion of the valve stem. A circumferential tightening member, encircling one end of the flexible member, is provided, to permit the flexible member to sealingly engage the valve stem about the outer periphery thereof when the flexible member is placed over the valve stem. The tool further possesses a fluid inlet port, situated along a length of the tubular member, in fluid communication with an interior of the tubular member, and a pressurized fluid inlet port likewise in fluid communication with the interior of the tool.

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Patent Owner(s)

Patent OwnerAddress
PROGRESSIVE OILFIELD SERVICES LTD114 ASPEN CIRCLE STRATHMORE ALBERTA T1P 1X7

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Thistle, Scott Strathmore, CA 3 17

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