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:
Jun. 06, 2006
Filed:
May. 21, 2001
Peter Mark Allen, Neustadt, DE;
Christoph Gahn, Speyer, DE;
Christopher William Rieker, Mutterstadt, DE;
Heinz-walter Schneider, Ludwigshafen, DE;
Robert Wagner, Frankenthal, DE;
Peter Mark Allen, Neustadt, DE;
Christoph Gahn, Speyer, DE;
Christopher William Rieker, Mutterstadt, DE;
Heinz-Walter Schneider, Ludwigshafen, DE;
Robert Wagner, Frankenthal, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
An apparatus and a process for crystallizing substances from solutions or dispersions containing these substances, in a crystallizer containing a classifying zone (), comprise The novel apparatus has the special feature that a line () connecting the outer and inner circulation systems () to one another and intended for transporting (recycling) dispersion and/or a line () for transporting (recycling) dispersion are additionally present, in which both its entrance and its exit are connected to the inner circulation system ().