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:
Jan. 22, 1980
Filed:
Oct. 13, 1978
Applicant:
Inventor:
Richard J Sujdak, Morrisville, PA (US);
Assignee:
Betz Laboratories, Inc., Trevose, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C23F / ; C23F / ;
U.S. Cl.
CPC ...
422-9 ; 110343 ; 110345 ; 252392 ; 423242 ; 423243 ;
Abstract
A method of reducing the amount of corrosion due to sulfuric acid on metal parts at the cold-end of a combustion system and in contact with combustion gases derived from the combustion of sulfur-containing fuel, said method comprising adding to the combustion gases an effective amount for the purpose of an ethylene polyamine additive.
Sujdak, Richard. (1980). Ethylene polyamines as cold-end additives (U.S. Patent No. 4185071). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4185071
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile