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:
Feb. 16, 2016
Filed:
Jul. 09, 2010
Zhichang Liu, Changping Beijing, CN;
Chunming Xu, Changping Beijing, CN;
Rui Zhang, Changping Beijing, CN;
Xianghai Meng, Changping Beijing, CN;
Ana Cecilia Patroni, Amsterdam, NL;
Peter Anton August Klusener, Amsterdam, NL;
Albertus Vincentius Petrus Van Den Bosch, Amsterdam, NL;
Zhichang Liu, Changping Beijing, CN;
Chunming Xu, Changping Beijing, CN;
Rui Zhang, Changping Beijing, CN;
Xianghai Meng, Changping Beijing, CN;
Ana Cecilia Patroni, Amsterdam, NL;
Peter Anton August Klusener, Amsterdam, NL;
Albertus Vincentius Petrus Van Den Bosch, Amsterdam, NL;
Shell Oil Company, Houston, TX (US);
Abstract
The present invention provides a method for revamping an HF or sulphuric acid alkylation unit to an ionic liquid alkylation unit, wherein the HF or sulphuric acid alkylation unit comprise at least: —a reactor unit for contacting catalyst and hydrocarbon reactants; —a separator unit for separating a reactor effluent into a catalyst phase and an alkylate-comprising hydrocarbon phase; —a fractionator unit for fractionating the alkylate-comprising hydrocarbon phase into at least one stream comprising alkylate; —a catalyst phase recycle means to recycle at least part of the catalyst phase from the separator unit to the reactor unit; which method includes: —adapting the catalyst phase recycle means by providing a means for acid injection and/or a means for halohydrocarbon injection into the catalyst recycle means. The invention further provides a method for the production of alkylate.