VALVE STEM RELEASE TOOL
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United States of America Patent
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Issued Date -
Aug 27, 2015
app pub date -
Feb 25, 2015
filing date -
Feb 25, 2014
priority date (Note) -
Abandoned
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Abstract
A stem release tool for freeing stuck valves is attached to the top of the valve and provides a conduit for pressurized injection of penetrating fluid into the stem and valve seal area to free the valve. The tool is equipped with handles, which are used to rotate and free the valve. A method for using such a tool is also provided.
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