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Solar energy for LNG vaporization

Image Number 4 for United States Patent #4331129.

Disclosed is an apparatus for vaporizing a normally gaseous fluid which is in liquefied state which apparatus employs solar energy for heating a second fluid which preferably is water, which solar heated second fluid is passed into heat exchange relationship with said liquefied gaseous fluid for its vaporization. The preferred liquefied gaseous fluid is liquefied natural gas (LNG) and the second fluid preferably is water which optionally contains an anti-freeze additive for prevention of freezing of the water during the operation.

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