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:
Jul. 17, 2007
Filed:
Oct. 20, 2004
James K. Graves, Rockwell, TX (US);
Melvin J. Albrecht, Homeworth, OH (US);
Steven R. Osborne, Canal Fulton, OH (US);
James K. Graves, Rockwell, TX (US);
Melvin J. Albrecht, Homeworth, OH (US);
Steven R. Osborne, Canal Fulton, OH (US);
The Babcock & Wilcox Company, New Orleans, LA (US);
Abstract
A dual pressure boiler system has a bottom furnace that operates as a low pressure natural circulation steam generating system and a top furnace that operates as a high pressure natural circulation steam generating system. The low pressure natural circulation steam generating system has a low pressure steam drum, a first pump for providing feed water to the low pressure steam drum, and a low pressure superheater fluidly connected to the low pressure steam drum. The high pressure natural circulation steam generating system has a high pressure steam drum, a second pump for providing feed water to the high pressure steam drum, and a high pressure superheater fluidly connected to the high pressure steam drum.