Boil-off gas re-liquefying method for LNG ship

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United States of America Patent

PATENT NO 11724789
APP PUB NO 20190351988A1
SERIAL NO

16480634

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Abstract

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Disclosed herein is a BOG reliquefaction method for LNG ships. The BOG reliquefaction method for LNG ships includes: 1) compressing BOG; 2) cooling the BOG compressed in Step 1) through heat exchange between the compressed BOG and a refrigerant using a heat exchanger; 3) expanding the BOG cooled in Step 2); and 4) stably maintaining reliquefaction performance regardless of change in flow rate of the BOG compressed in Step 1) and supplied to the heat exchanger to be used as a reliquefaction target.

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Patent Owner(s)

Patent OwnerAddress
HANWHA OCEAN CO LTD3370 GEOJE-DAERO GEOJE-SI GYEONGSANGNAM-DO 53302

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Choi, Dong Kyu Busan, KR 72 553
Jung, Hae Won Seoul, KR 42 514
Kang, Dong Eok Busan, KR 6 19
Lee, Joon Chae Seoul, KR 35 168

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