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:
Mar. 26, 2013
Filed:
Apr. 28, 2008
Applicants:
Frank G. Noppel, Cranfield, GB;
Riti Singh, Cranfield, GB;
Mark D. Taylor, Derby, GB;
Inventors:
Assignee:
Rolls-Royce PLC, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 25/02 (2006.01); F02K 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of operating an aircraft, and the aircraft itself, comprising a gas turbine engine that exhausts a plume of gases in use, the aircraft is characterized by comprising an electromagnetic radiation generator and a waveguide to direct electromagnetic radiation at the exhaust plume to avoid the formation of contrails.