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:
Dec. 18, 1990
Filed:
Jul. 12, 1989
Applicant:
Inventor:
Leslie C Kun, Grand Island, NY (US);
Assignee:
Union Carbide Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
415144 ; 4151682 ; 4151721 ; 415177 ; 277 53 ; 277 15 ; 62113 ; 62513 ;
Abstract
Turbomachine and method of operation wherein shroud seal fluid is channelled from the turbomachine at or proximate to the seal and preferably recycled back to the turbomachine.