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:
Oct. 07, 2014
Filed:
Jun. 19, 2012
Manfred Hecker, Neustadt Wied, DE;
Paulus-petrus Maria DE Lange, Wesseling, DE;
Klaus Berhalter, Bornheim-Dersdorf, DE;
Thomas Andreas Hora, Bornheim, DE;
Axel Hamann, Kerpen-Horrem, DE;
Manfred Hecker, Neustadt Wied, DE;
Paulus-Petrus Maria De Lange, Wesseling, DE;
Klaus Berhalter, Bornheim-Dersdorf, DE;
Thomas Andreas Hora, Bornheim, DE;
Axel Hamann, Kerpen-Horrem, DE;
Basell Polyolefine GmbH, Wesseling, DE;
Abstract
Process and apparatus for discharging polyolefin particles from a gas-phase polymerization reactor of a pressure from 1.0 MPa to 10 MPa to a discharge vessel of a pressure from 0.1 MPa to 1.0 MPa wherein the discharging is carried out discontinuously through at least two discharge lines in which the polyolefin particles are transported horizontally or upwards.