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:
Mar. 02, 2021
Filed:
Dec. 21, 2017
Shell Oil Company, Houston, TX (US);
Eglantine Armelle Christiane Colette Marie Albe, Rotterdam, NL;
Godfried Johannes Aarts, Amsterdam, NL;
José Luís Moniz Jardim, Amsterdam, NL;
Cornelis Hyacinthus Maria Van Der Hulst, Amsterdam, NL;
Eduard Philip Kieffer, Amstersdam, NL;
Edward Julius Creyghton, Amsterdam, NL;
Shell Oil Company, Houston, TX (US);
Abstract
The present invention relates to a method for reducing the cloud point of a Fischer-Tropsch derived fraction to below 0° C., wherein the method comprises subjecting the Fischer-Tropsch derived fraction to a cloud point reduction step comprising mixing the Fischer-Tropsch derived fraction, which comprises more than 80 wt. % of paraffins and 90 wt. % of saturates, with a solvent mixture (), wherein the solvent mixture () comprises a paraffinic naphtha fraction () and a co-solvent (); and subjecting the solvent treatment mixture () to a solvent de-waxing step ().