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. 20, 1985
Filed:
Apr. 19, 1984
Applicant:
Inventors:
Rodney J Allam, Guildford, GB;
Alan L Prentice, Surbiton, GB;
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01K / ; F01K / ;
U.S. Cl.
CPC ...
60654 ; 60691 ;
Abstract
Low pressure steam leaving a turbine (108) is used to preheat a major part of the feed water to a boiler (107) to a higher temperature than the balance of the feed water. The preheated part of the feed water is then introduced into the boiler (107) at a higher temperature zone than the remainder of the feed water.