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:
Apr. 12, 2011
Filed:
Oct. 27, 2005
Gerhard Birke, Frankfurt am Main, DE;
Harald Koempel, Neu-Isenburg, DE;
Waldemar Liebner, Oberursel, DE;
Hermann Bach, Heiligenroth, DE;
Gerhard Birke, Frankfurt am Main, DE;
Harald Koempel, Neu-Isenburg, DE;
Waldemar Liebner, Oberursel, DE;
Hermann Bach, Heiligenroth, DE;
Lurgi AG, Frankfurt am Main, DE;
Abstract
Method and device for manufacturing at least one low olefin from an oxygenate-containing first reaction mixture () through conversion by a catalyst () to an olefin and paraffin-containing second reaction mixture () where the second reaction mixture () is flowed through a separation system (), in which one at least one low olefin-containing first product stream () and at least one paraffin-enriched fraction () is extracted and where the remaining product stream () is at least partially recirculated to the catalyst ().