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.

Date of Patent:
Aug. 01, 2006

Filed:

Dec. 17, 2003
Applicants:

Hans Peters, Weil, DE;

Rainer Näf, Dietikon, CH;

Inventors:

Hans Peters, Weil, DE;

Rainer Näf, Dietikon, CH;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B 7/48 (2006.01); B29B 7/84 (2006.01);
U.S. Cl.
CPC ...
Abstract

A large-volume reactor () for treating a free-flowing material, having a housing () which surrounds an interior space (), a material feed () at one end of the housing () and a material discharge () at the other end of the housing (). A rotor shaft (), which is driven in rotation about its axis and conveys the material in the direction from the material feed () to the material discharge (), is arranged in the interior space (). A partition wall () in the interior space () defines two separate process spaces () from one another, and the partition wall () includes a build-up system () having a build-up system passage () which leads from an inlet opening () which opens out into the first process space ('), to an outlet opening () which opens out into the second process space (). The build-up system passage () is configured to pass the material from the first process space (′) into the second process space (18″) and so that the flowing material forms a barrier which effectively prevents gas from passing through the passage.


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