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:
May. 19, 1987
Filed:
Oct. 31, 1985
Applicant:
Inventor:
Patrice Gerault, Puteaux, FR;
Assignee:
Compagnie Lyonnaise de Transmissions Optiques, SA, Clichy, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
65 111 ; 55DI / ; 65-2 ; 65-312 ; 65 13 ; 65 27 ;
Abstract
Apparatus for removing dust from the atmosphere around an externally heated tube (1) having a deposit being made on its inside surface from a vapor phase, said dust being removed by setting up a laminar flow of dust-free air around the tube. The apparatus includes members (7, 8, 9, 10) for setting up laminar air flows in planes parallel to the axis of the tube and on either side thereof, together with members (15, 16) for setting up flows of air perpendicularly to the axis of the tube and on either side thereof.