Gas storage structure and method of manufacture
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United States of America Patent
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Sep 12, 2017
Issued Date -
N/A
app pub date -
May 15, 2015
filing date -
May 15, 2014
priority date (Note) -
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Abstract
A gas storage structure includes: a container and a continuous coiled pipe supported by the container, the continuous coiled pipe including a major portion formed of thin walled pipe and a thick walled pipe defining an end of the continuous coiled pipe, the thick walled pipe having a wall thickness thicker than the thin walled pipe, the thick walled pipe being welded at a welded joint to the major portion to place an inner diameter of the thick walled pipe into communication with an inner diameter of the major portion and the thick walled pipe being connected to the container, while the major portion is free of any rigid, such as welded, connections to the container.
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