The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 09, 2014
Filed:
Dec. 11, 2008
Shigenori Nakashizu, Hiki-gun, JP;
Yutaka Miyata, Koshigaya, JP;
Kazuhito Sato, Kitakatsushika-gun, JP;
Shigenori Nakashizu, Hiki-gun, JP;
Yutaka Miyata, Koshigaya, JP;
Kazuhito Sato, Kitakatsushika-gun, JP;
Japan Oil, Gas and Metals National Corporation, Kanagawa, JP;
Inpex Corporation, Tokyo, JP;
Nippon Oil Corporation, Tokyo, JP;
Japan Petroleum Exploration Co., Ltd., Tokyo, JP;
Cosmo Oil Co., Ltd., Tokyo, JP;
Nippon Steel Engineering Co., Ltd., Tokyo, JP;
Abstract
The present invention relates to a management method for a wax fraction storage tank that stores a wax fraction produced by Fischer-Tropsch synthesis until the wax fraction is hydrocracked, the management method including maintaining the temperature inside the tank at 90° C. to 130° C. and maintaining the atmosphere inside the tank to be an inert gas atmosphere.