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:
Dec. 25, 1979
Filed:
Sep. 20, 1977
Applicant:
Inventors:
Andre Deschamps, Noisy le Roi, FR;
Sigismond Franckowiak, Rueil-Malmaison, FR;
Philippe Renault, Noisy le Roi, FR;
Assignee:
Institut Francais du Petrole, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ; C01C / ; C01B / ;
U.S. Cl.
CPC ...
423242 ; 4235 / ; 423356 ;
Abstract
Process for purifying a sulfur dioxide containing gas, by washing with an ammonia aqueous solution, comprising the following steps: