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:
Sep. 10, 2013
Filed:
Oct. 30, 2008
Applicants:
Ludger Alfes, Dorsten, DE;
Wolfgang Zacharias, Duisburg, DE;
Inventors:
Ludger Alfes, Dorsten, DE;
Wolfgang Zacharias, Duisburg, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 39/04 (2006.01); F04B 43/12 (2006.01); F25D 17/02 (2006.01); B01D 9/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for operating a compressor device and associated compressor device including a compressor chamber and a cooling chamber adjoining the compressor chamber is provided. The pressure of a cooling medium in the cooling chamber is held above the pressure of a compressor medium in the compressor chamber during operation of the compressor device.