Kabushiki Kaisha Kobe Seiko Sho

Kozo Nakaoki

Shuji Yamamoto

Susumu Terada

Kuniteru Sugino

Yasuhiro Ueno

Disclosed are a method and a device for effectively restraining the generation of thermal stress when effecting slow cooling at the time of starting, etc. of a heat exchanger for heating a low temperature liquid. In a method for effecting slow cooling in a heat exchanger equipped with an inlet chamber into which a low temperature liquid is introduced, the low temperature liquid is sprinkled in the inlet chamber at a lower flow rate during slow cooling than during normal operation. A slow cooling device is equipped with a slow cooling LNG supplying means having a sprinkling means for sprinkling the low temperature liquid.

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Tokyo, Japan

Kozo Nakaoki