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:
Nov. 16, 2021
Filed:
Feb. 20, 2017
Applicant:
Haldor Topsøe A/s, Kgs. Lyngby, DK;
Inventors:
Emil Andreas Tjärnehov, Malmö, SE;
Anne Krog Jensen, Allerød, DK;
Christian Henrik Speth, Lynge, DK;
Peter Bruun Jensen, Bagsværd, DK;
Assignee:
HALDOR TOPSØE A/S, Kgs. Lyngby, DK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23N 5/24 (2006.01); F23B 40/00 (2006.01);
U.S. Cl.
CPC ...
F23N 5/242 (2013.01); F23B 40/00 (2013.01); F23N 2223/08 (2020.01); F23N 2225/06 (2020.01); F23N 2225/08 (2020.01); F23N 2229/00 (2020.01);
Abstract
A method and an apparatus for protection of a combustion unit of a chemical process against over firing, the burner(s) of the combustion unit are limited by a fuel and duty limiter which limits the duty based on process feeds, combustion gas and fuel flows.