Tube bundle equipment with liquid flow regulator elements

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9068781
APP PUB NO 20120097378A1
SERIAL NO

13318793

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Abstract

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Tube-bundle equipment of the falling liquid film type, comprising a vertical cylindrical body closed at the ends and divided into at least an upper section, an intermediate section and a lower section by means of two perforated tube sheets arranged transversally to support the tubes forming the bundle, wherein each of said tubes is surmounted, on the upper end, by a ferrule, for the inlet and distribution of the liquid in the form of a film, which comprises in the upper part, one or more openings for the outlet of vapors, at an intermediate height one or more openings, preferably tangential, for the inlet of the liquid and below, a circular base for resting on said tube from which an internal cylindrical section, inserted in the tube for a length varying from 10 to 200 mm, protrudes downwards together with an outer metallic strip for a length of at least 2 mm, so that, in the circular area defined between said outer metallic strip and said protruding cylindrical section, there is a gasket, inserted between said circular base of the ferrule and said upper edge of the tube.

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Patent Owner(s)

Patent OwnerAddress
SAIPEM S P AVIA MARTIRI DI CEFALONIA 67 20097 SAN DONATO MILANESE (MI) ITALY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Carlessi, Lino Dalmine, IT 13 27
Gianazza, Alessandro Legnano, IT 11 49

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