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. 08, 1988
Filed:
Apr. 16, 1986
Karl Hennig, Hessheim, DE;
Karlheinz Messmer, Weisenheim, DE;
Guenter Hoerdt, Grossniedesheim, DE;
Gerhard Kleinpeter, Lambsheim, DE;
Werner Hoffmann, Beindersheim, DE;
Hans-Juergen Raubenheimer, Ketsch, DE;
Basf Aktiengesellschaft, Ludwigshafen, DE;
Abstract
A horizontal solid-bed polymerization reactor which is divided into a plurality of zones, for example a reaction zone, an after-reaction zone, a heating zone and a product discharge zone and possesses inlet and outlet openings for feeding substances into the zones and/or removing substances from the zones, the zones being separated from one another over a part of the reactor cross-section by means of weirs, wherein two drive shafts which are independent of one another and possess mixing elements are introduced into the solid-bed polymerization reactor in the middle.