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. 21, 1978
Filed:
Jul. 30, 1975
Applicant:
Inventors:
Juan Hajdu, Orange, CT (US);
Raymond A Sosnowski, Bridgeport, CT (US);
Assignee:
Enthone, Incorporated, West Haven, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F24J / ; C23F / ; C23F / ;
U.S. Cl.
CPC ...
126271 ; 148 / ; 148-616 ; 148-62 ;
Abstract
Solar collector including a copper or copper alloy base and a selective solar heat energy-absorptive coating or film of improved stability to liquid water on the base. The selective film is characterized by having a solar absorptivity of 0.90 or higher, infrared emissivity no more than 0.20, and a stability such that its selectivity is not significantly reduced after contact with liquid water condensate over a prolonged, cumulative, non-continuous time in excess of 15,000 hours.
Hajdu, Juan. (1978). Solar collector having selective film of improved stability to liquid (U.S. Patent No. 4074706). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4074706
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile