Underground tank assembly with internal bladder

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United States of America Patent

PATENT NO 4648523
SERIAL NO

06673420

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    Expired
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Abstract

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An improved underground tank assembly is provided for storing motor fuels, such as gasoline or diesel fuel. the underground tank assembly has an expandable bladder-like primary tank positioned within the interior of a rigid secondary tank. Advantageously, the secondary tank meets most safety regulations and secondary containment laws by dependably providing for secondary containment of any leakage of motor fuel from the primary tank. The underground tank assembly has numerous alternative conduit arrangements for ease and flexibility of assembly, installation, and manufacture. The underground tank assembly also desirably has a protective barrier wall for protecting and isolating the conduits from the expanded primary tank. Other safety equipment and controls, such as leakage detectors, are provided.

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Patent Owner(s)

Patent OwnerAddress
STANDARD OIL COMPANY A CORP OF INDIANACHICAGO IL

International Classification(s)

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Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances19840255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Strock, Dennis J Woodridge, IL 15 232

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