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. 08, 2005
Filed:
Jun. 03, 2003
Applicant:
Alessandro Coppola, Prato, IT;
Inventor:
Alessandro Coppola, Prato, IT;
Assignee:
Nuovo Pignone Holding S.p.A., Florence, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D011/00 ;
U.S. Cl.
CPC ...
Abstract
A process gas extraction device () for an axial compressor, having a high degree of adaptability to changes in the operating characteristics of the compressor; a casing () of the axial compressor is provided with a volute () for collecting process gas and the extraction device () comprises collecting structures () connected to this collecting volute ().