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:
Nov. 16, 2010
Filed:
Jul. 10, 2009
Hubert Redlingshöfer, Münchsteinach, DE;
Jan-olaf Barth, Frankfurt, DE;
Caspar-heinrich Finkeldei, Alzenau, DE;
Hans Joachim Hasselbach, Gelnhausen, DE;
Stephan Kretz, Biebergemünd, DE;
Harald Heinzel, Altenstadt-Oberau, DE;
Christoph Weckbecker, Gründau-Lieblos, DE;
Hubert Redlingshöfer, Münchsteinach, DE;
Jan-Olaf Barth, Frankfurt, DE;
Caspar-Heinrich Finkeldei, Alzenau, DE;
Hans Joachim Hasselbach, Gelnhausen, DE;
Stephan Kretz, Biebergemünd, DE;
Harald Heinzel, Altenstadt-Oberau, DE;
Christoph Weckbecker, Gründau-Lieblos, DE;
Evonik Degussa GmbH, Essen, DE;
Abstract
The invention relates to a reaction vessel in which hydrogen sulphide is prepared from sulphur and hydrogen, wherein the reaction vessel consists partly or entirely of a material which is resistant to the reaction mixture, its compounds or elements and retains its resistance even at high temperatures.