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:
Sep. 27, 2016
Filed:
Dec. 29, 2011
Alfred Joachim Wilhelm, Bologna, IT;
Luca Eugenio Basini, Milan, IT;
Alfred Joachim Wilhelm, Bologna, IT;
Luca Eugenio Basini, Milan, IT;
ENI S.P.A., , IT;
Abstract
A heat exchanger for the cooling of hot gases by means of a cooling fluid includes at least one vertically oriented tank containing a cooling fluid bath and having a collection space of the vapor phase generated above said cooling fluid bath, at least one vertical tubular element inserted inside said tank, and submerged in the bath open at the ends and coaxial to the tank, at least one spiral duct which rotates around the axis of the tank, inserted in the coaxial tubular element, at least one outlet for the vapor phase generated on the head of tank, wherein at least one transfer line is inserted in the lower part of the vertical tank for feeding the hot gases to the tank, the transfer line being open at the two ends, of which one is connected with the vertical tank and the other is free and outside the tank, the transfer line being tubular and protruding laterally outside the exchanger, the transfer line containing at least one central internal duct having an outer jacket in which a cooling fluid circulates, said central internal duct being in fluid connection with the spiral duct and developing vertically along the tubular element inserted in the vertical tank.