Safety tank apparatus for liquid storage
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United States of America Patent
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-
Apr 9, 1991
Issued Date -
N/A
app pub date -
Aug 6, 1990
filing date -
Jan 8, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A safety tank apparatus is provided for installation to receive and store a liquid hydrocarbon or hydrocarbons, or the like, and from which the liquid may be withdrawn. It comprises tank structure including an inner metallic tank; an outer metallic tank protectively receiving the inner tank with upper interior space above the inner tank; a cover extending over the inner and outer tanks above that space; an opening in the outer tank sidewall adjacent that upper interior space; and a closure closing the opening, the closure movable to expose the upper interior to access from the exterior; and tank liquid flow control structure located below the top wall, and accessible through the side wall opening, for controlling filling of the liquid into the inner tank from the exterior of the safety apparatus, and for controlling liquid removal from the inner tank.
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