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:
Mar. 08, 1977
Filed:
Oct. 01, 1975
Applicant:
Inventors:
Jay M Henis, Creve Coeur, MO (US);
Mary K Tripodi, Creve Coeur, MO (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
423239 ; 423244 ; 4235 / ;
Abstract
Process for removing sulfur dioxide and nitrogen oxides from gaseous mixtures which comprises contacting such mixtures, in the presence of a reducing agent comprising carbon monoxide, hydrogen, or mixtures thereof, with a solid reagent comprising calcium oxide, magnesium oxide, or mixtures thereof at temperatures in excess of about 700.degree. C.