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Patent Searching and Data


Title:
METHOD OF MANUFACTURING HEAT EXCHANGER TUBES AND HEAT EXCHANGER COMPRISING SUCH TUBES
Document Type and Number:
WIPO Patent Application WO/2011/073589
Kind Code:
A3
Abstract:
The method of manufacturing tubes (1) for a heat exchanger comprises the following steps of separately creating a base body (10) and an intermediate wrapper (20) of a diameter greater than that of the base body (10), of introducing the base body (10) into the interior volume of the intermediate wrapper (20), of applying a magnetic field in order to join these together, of positioning the fins (30) with respect to the intermediate wrapper (20) and of mechanically deforming the intermediate wrapper (20) and/or the fins (30) in order to join them together. The heat exchanger comprises tubes (1) obtained using this method of manufacture.

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Inventors:
ROBIDOU HERVELINE (FR)
BOUDAUD SEBASTIEN (FR)
CELLERIN DOMINIQUE (FR)
SOTTY REGIS (FR)
Application Number:
PCT/FR2010/052784
Publication Date:
May 10, 2012
Filing Date:
December 17, 2010
Export Citation:
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Assignee:
GEA BATIGNOLLES TECHNOLOGIES THERMIQUES (FR)
ROBIDOU HERVELINE (FR)
BOUDAUD SEBASTIEN (FR)
CELLERIN DOMINIQUE (FR)
SOTTY REGIS (FR)
International Classes:
F28F1/36; B21C37/15; B21C37/26; B21D26/14
Domestic Patent References:
WO2001081021A22001-11-01
Foreign References:
US3100930A1963-08-20
US2004388A1935-06-11
EP0360867A11990-04-04
FR1435694A1966-04-15
US5054549A1991-10-08
US5097585A1992-03-24
FR2369034A11978-05-26
Attorney, Agent or Firm:
PRUGNEAU-SCHAUB (Le Grenat - Europole, Grenoble, FR)
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