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. 04, 1989
Filed:
Sep. 15, 1987
Applicant:
Inventor:
Ralph Miller, Pleasantville, NY (US);
Assignee:
T-Thermal, Inc., Conshohocken, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G / ; C01B / ; C01B / ;
U.S. Cl.
CPC ...
423558 ; 423235 ; 4235731 ; 4235768 ;
Abstract
The present invention provides a method of using air to reclaim and recycle potentially contaminating NO in a system producing ferric sulfate solution from the oxidation of ferrous sulfate and sulfuric acid in the presence of NO and oxygen. The present invention economically avoids a potentially wasteful and hazardous production of NO containing gas.