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. 16, 1990
Filed:
Nov. 07, 1985
Applicant:
Inventors:
Assignee:
Krupp Koppers GmbH, Essen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350506 ; 350584 ; 73324 ; 73327 ; 73333 ;
Abstract
A tubular housing is provided at one end thereof with a protective glass prism facing an observation opening in a pressurized reactor. The other end of the housing is closed and the intermediate part thereof supports an inclined mirror. A viewing tubular piece is arranged transversely to the tubular housing to receive light rays reflected from the mirror. The free end of the viewing piece is also provided with a protective glass prism.
Kohnen, Klaus. (1990). Device for observing a hot reaction space in the interior of a reactor (U.S. Patent No. 4893912). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4893912
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile