EP 0971195 A3 2000-08-02 - Improved gas-liquid heat exchanger
Title (en)
Improved gas-liquid heat exchanger
Title (de)
Verbesserter Gas-Flüssigkeitswärmetauscher
Title (fr)
Echangeur de chaleur gaz-eau perfectionné
Publication
Application
Priority
IT RM980452 A
Abstract (en)
[origin: EP0971195A2] The invention relates to gas - liquid heat exchanger, comprising at least two heat exchanger elements, each one providing at least one liquid passage channel (3, 4, 5), or liquid side, externally providing a finned pack (7), or gas side, with fins (7) substantially parallel each other, coupled in correspondence of their root with said at least one passage channel (3, 4, 5), said at least two heat exchangers being in hydraulic communication each other with a liquid passage from one element to the other one in a direction opposite with respect to the gas motion direction, and the finned packs (7) of the passage channels (3, 4, 5) of the relevant exchanger elements being penetrable each other, the penetration rate of the finned packs (7) being variable. <IMAGE>
IPC 1-7 (main, further and additional classification)
IPC 8 full level (invention and additional information)
F24H 1/40 (2006.01); F24H 9/00 (2006.01); F28D 1/047 (2006.01); F28F 1/24 (2006.01)
CPC (invention and additional information)
F24H 1/40 (2013.01); F24H 9/0026 (2013.01); F28D 1/0477 (2013.01); F28F 1/24 (2013.01)
Citation (search report)
- [XY] DE 1937652 A1 19710128 - MECANO BUNDY GMBH
- [Y] GB 601833 A 19480513 - CALUMET AND HECLA CONS COPPER
- [X] US 5638695 A 19970617 - KAMIO MASAAKI [JP], et al
- [X] US 2021117 A 19351112 - LUCKE CHARLES E
- [A] DE 29804815 U1 19980430 - VAILLANT JOH GMBH & CO [DE]
- [A] EP 0467250 A1 19920122 - VIESSMANN HANS [DE]
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
EPO simple patent family
EP 0971195 A2 20000112; EP 0971195 A3 20000802; IT 1299548 B1 20000316; IT RM980452 A1 20000107; IT RM980452 D0 19980706
INPADOC legal status
2001-11-21 [18D] DEEMED TO BE WITHDRAWN
- Effective date: 20010203
2001-04-18 [AKX] PAYMENT OF DESIGNATION FEES
2000-08-02 [AK] DESIGNATED CONTRACTING STATES:
- Kind Code of Ref Document: A3
- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
2000-08-02 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO
- Free text: AL;LT;LV;MK;RO;SI
2000-01-12 [AK] DESIGNATED CONTRACTING STATES:
- Kind Code of Ref Document: A2
- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
2000-01-12 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO
- Free text: AL;LT;LV;MK;RO;SI