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:
Aug. 15, 1989
Filed:
Jan. 13, 1988
Applicant:
Inventor:
Walter T Mullen, Burlington, CA;
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21C / ; D21C / ; G22B / ; B01J / ;
U.S. Cl.
CPC ...
423207 ; 162 3011 ; 162 31 ; 423D / ;
Abstract
A process for combusting black liquor by enriching the normal process air used in the combustion process by the addition of up to 5% oxygen.