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:
Apr. 29, 1986
Filed:
Dec. 14, 1984
Applicant:
Inventors:
Michael Schneider, Ottobrunn Riemerling, DE;
Karel Kochloefl, Moosburg, DE;
Assignee:
Sud-Chemie Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C01B / ;
U.S. Cl.
CPC ...
423239 ;
Abstract
Process for the removal of nitrogen oxides from exhaust gases, in particular from exhaust gases containing sulfur oxides, by catalytic reduction. As a reduction agent a gas mixture obtained by catalytic conversion of methanol either by catalytic dissociation or by steam reforming is mixed with the exhaust gases and passed over a catalyst, wherein the nitrogen oxides are reduced to nitrogen. According to the first variant, one operates with conventional catalysts above 300.degree. C., according to the second variant, with new catalysts below 300.degree. C.