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:
Feb. 12, 2002
Filed:
Jul. 14, 1999
Heinrich Oeynhausen, Mülheim an der Ruhr, DE;
Wilfried Ulm, Mülheim an der Ruhr, DE;
Ralf Bell, Kerken, DE;
Ulrich Capelle, Oberhausen, DE;
Jan-Erik Mühle, Mülheim an der Ruhr, DE;
Mikhail Simkine, Mülheim an der Ruhr, DE;
Ingo Stephan, Görlitz, DE;
Volker Simon, Mülheim an der Ruhr, DE;
Siemens Aktiengesellschaft, Munich, DE;
Abstract
A steam turbine has a turbine shaft directed along a turbine axis. A plurality of turbine stages, each include a guide-blade structure and a moving-blade configuration located axially downstream of the guide-blade structure. The guide-blade structure and the moving-blade configuration are provided along the turbine shaft. Each stage has an average reaction degree achievable between 5% and 70%. The reaction degree of at least two turbine stages is of different values.