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. 07, 2005
Filed:
Dec. 17, 2001
Andreas Hornung, Karlsruhe, DE;
Henning Bockhorn, Pfinztal, DE;
Karl Appenzeller, Rosenburg, AT;
Carlo Maria Roggero, Turin, IT;
Wander Tumiatti, Rosta, IT;
Andreas Hornung, Karlsruhe, DE;
Henning Bockhorn, Pfinztal, DE;
Karl Appenzeller, Rosenburg, AT;
Carlo Maria Roggero, Turin, IT;
Wander Tumiatti, Rosta, IT;
Abstract
The plant for the thermal treatment of material, in particular scrap material, comprises at least a reaction zone within a rotary kiln having the longitudinal axis inclined of an angle in the range 0°±45° with regard to an horizontal plane and provided of first heating means and of at least a rotary screw having second heating means. The screw shaft is hollow and has, at least locally, apertures allowing the flow of gas from and/or into the reaction zone, a plurality of thermally conductive particles being movable within the reaction zone.