Startup method for fractionator

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United States of America Patent

PATENT NO 9404050
APP PUB NO 20130175010A1
SERIAL NO

13637058

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Abstract

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A startup method for a fractionator that is supplied with, and fractionally distills, a hydrocracked product obtained in a wax fraction hydrocracking step by hydrocracking a wax fraction contained within a Fischer-Tropsch synthetic oil, the method including a preheating step of preheating the fractionator using a hydrocarbon oil that includes at least a portion of the hydrocracked product and is liquid at a normal temperature and normal pressure.

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Patent Owner(s)

Patent OwnerAddress
COSMO OIL CO LTD1-1 SHIBAURA 1-CHOME MINATO-KU TOKYO 105-8528
JAPAN OIL GAS AND METALS NATIONAL CORPORATION2-10-1 TORANOMON MINATO-KU TOKYO 105-0001
JX NIPPON OIL & ENERGY CORPORATIONCHIYODA-KU TOKYO 100-8162
JAPAN PETROLEUM EXPLORATION CO LTDTOKYO JAPAN
NIPPON STEEL ENGINEERING CO LTD5-1 OSAKI 1-CHOME SHINAGAWA-KU TOKYO 141-8604
INPEX CORPORATION5-3-1 AKASAKA MINATO-KU TOKYO 107-6332

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tasaka, Kazuhiko Tokyo, JP 30 58

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