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. 10, 2001
Filed:
Jan. 03, 2000
Applicant:
Inventor:
Jean-Claude Semedard, Paris, FR;
Assignee:
ABB Alstom Power Combustion, Velizy-Villacoublay, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B04C 5/14 ;
U.S. Cl.
CPC ...
B04C 5/14 ;
Abstract
A flue gas inlet duct into a separator cyclone, the duct having two lateral faces one of which is referred to as the “extrados” face and the other of which is referred to as the “intrados” face, the intrados face terminating at the tip of the cyclone, the duct also having a top face and a bottom face, wherein at least one of the intrados face and the extrados face has sloping grooves extending downwards from the outlet of the furnace towards the cyclone separator.