Safety tank apparatus for liquid storage
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United States of America Patent
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-
Aug 11, 1992
Issued Date -
N/A
app pub date -
Apr 5, 1991
filing date -
Jan 8, 1990
priority date (Note) -
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status (Latency Note)
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Abstract
Safety tank apparatus for installation to receive and store a liquid hydrocarbon or hydrocarbons, or the like, and from which liquid may be withdrawn, including: tank structure including an inner metallic tank, and an outer metallic tank protectively receiving the inner tank, the outer tank having a side wall, there being upper interior space above the inner tank and within the tank structure; the tank structure including a cover extending over the interior space; an opening in the sidewall, and a closure closing the opening, the closure movable to expose the upper interior space to access from the exterior; and control structure below the cover, and accessible through the opening for controlling flow of the liquid into the inner tank from the exterior of the safety apparatus; the closure extending above the level of liquid in the inner tank.
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