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:
Jan. 06, 1987
Filed:
Sep. 30, 1985
Applicant:
Inventor:
Siegfried Auschrat, Heiligenstedten, DE;
Assignee:
Sihi GmbH & Co. KG, Itzehoe, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C / ;
U.S. Cl.
CPC ...
417 68 ;
Abstract
In a liquid ring compressor, the erosion and cavitation damage occurring under certain operating conditions is avoided by adding air or gas from the outside, at a pressure which approximately corresponds to the compression pressure, into particular pressure slot areas.