Global Patent Index - EP 0971195 A3

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

EP 0971195 A3 (EN)

Application

EP 99830429 A

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)

F28F 1/24; F24H 9/00

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)

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2001-11-21 [18D] DEEMED TO BE WITHDRAWN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