FR2269696A1 - - Google Patents
Info
- Publication number
- FR2269696A1 FR2269696A1 FR7513229A FR7513229A FR2269696A1 FR 2269696 A1 FR2269696 A1 FR 2269696A1 FR 7513229 A FR7513229 A FR 7513229A FR 7513229 A FR7513229 A FR 7513229A FR 2269696 A1 FR2269696 A1 FR 2269696A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
- F28F1/325—Fins with openings
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HUKO002653 | 1974-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2269696A1 true FR2269696A1 (en) | 1975-11-28 |
FR2269696B1 FR2269696B1 (en) | 1979-07-27 |
Family
ID=10997970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7513229A Expired FR2269696B1 (en) | 1974-04-30 | 1975-04-28 |
Country Status (4)
Country | Link |
---|---|
DD (1) | DD120282A5 (en) |
DE (2) | DE7513205U (en) |
FR (1) | FR2269696B1 (en) |
GB (1) | GB1510800A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2417742A1 (en) * | 1978-02-20 | 1979-09-14 | Gea Luftkuehler Happel Gmbh | Ribbed tube heat exchanger - has several tubes with pressed projections in ribs ensuring smooth high heat transfer flow |
EP0021651A1 (en) * | 1979-06-21 | 1981-01-07 | Borg-Warner Corporation | Louvred fins for heat exchangers |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU181107B (en) * | 1980-04-22 | 1983-06-28 | Orszagos Koolaj Gazipari | Plate floor heat exchanger |
DE3336985C1 (en) * | 1983-10-11 | 1985-03-07 | Thermal-Werke, Wärme-, Kälte-, Klimatechnik GmbH, 6909 Walldorf | Heat exchanger gill |
US4923002A (en) * | 1986-10-22 | 1990-05-08 | Thermal-Werke, Warme-Kalte-Klimatechnik GmbH | Heat exchanger rib |
US5353866A (en) * | 1987-12-04 | 1994-10-11 | Hitachi, Ltd. | Heat transfer fins and heat exchanger |
US4958681A (en) * | 1989-08-14 | 1990-09-25 | General Motors Corporation | Heat exchanger with bypass channel louvered fins |
DE20312313U1 (en) * | 2003-08-09 | 2004-12-16 | Eichenauer Heizelemente Gmbh & Co. Kg | Device for heating gas streams |
-
1975
- 1975-04-22 DE DE19757513205 patent/DE7513205U/en not_active Expired
- 1975-04-22 DE DE19752518226 patent/DE2518226A1/en active Pending
- 1975-04-24 DD DD18568375A patent/DD120282A5/xx unknown
- 1975-04-25 GB GB1722375A patent/GB1510800A/en not_active Expired
- 1975-04-28 FR FR7513229A patent/FR2269696B1/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2417742A1 (en) * | 1978-02-20 | 1979-09-14 | Gea Luftkuehler Happel Gmbh | Ribbed tube heat exchanger - has several tubes with pressed projections in ribs ensuring smooth high heat transfer flow |
EP0021651A1 (en) * | 1979-06-21 | 1981-01-07 | Borg-Warner Corporation | Louvred fins for heat exchangers |
Also Published As
Publication number | Publication date |
---|---|
DD120282A5 (en) | 1976-06-05 |
DE2518226A1 (en) | 1975-11-13 |
FR2269696B1 (en) | 1979-07-27 |
GB1510800A (en) | 1978-05-17 |
DE7513205U (en) | 1977-01-13 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |