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:
Sep. 17, 2019
Filed:
Aug. 03, 2015
Basf SE, Ludwigshafen, DE;
Ulrich Hammon, Mannheim, DE;
Thomas Walter, Hassloch, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention relates to a column () for thermal treatment of fluid mixtures, having a cylindrical, vertical column body () which forms a column cavity (), a plurality of trays () mounted with vertical spacing in the column cavity (), and a support construction () which supports at least one of the trays () in vertical direction. It is a characteristic feature of the inventive column () that the support construction () has a plurality of orifices () which allow horizontal mass transfer through the support construction (). The invention further relates to a tray device for such a column and to a thermal separation process between at least one gas ascending within such a column () and at least one liquid descending within the column ().