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:
Aug. 01, 1978
Filed:
Aug. 12, 1976
Applicant:
Inventors:
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277 962 ; 165-9 ;
Abstract
A hot side seal in rubbing contact with a rotary regenerator matrix of a gas turbine engine consists of an annular portion formed from a carbon block and a diametral portion, the rubbing surface of which is made from a layer of a compound of nickel oxide and calcium fluoride.
Kobayashi, Osamu. (1978). Seal structures for rotary regenerative heat exchangers of gas turbine (U.S. Patent No. 4103908). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4103908
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile