FR2450432B1 - - Google Patents
Info
- Publication number
- FR2450432B1 FR2450432B1 FR8004572A FR8004572A FR2450432B1 FR 2450432 B1 FR2450432 B1 FR 2450432B1 FR 8004572 A FR8004572 A FR 8004572A FR 8004572 A FR8004572 A FR 8004572A FR 2450432 B1 FR2450432 B1 FR 2450432B1
- 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.)
- Expired
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
- F28F1/34—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 obliquely
- F28F1/36—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 obliquely the means being helically wound fins or wire spirals
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 |
---|---|---|---|
US1679979A | 1979-03-02 | 1979-03-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2450432A1 FR2450432A1 (fr) | 1980-09-26 |
FR2450432B1 true FR2450432B1 (de) | 1984-04-27 |
Family
ID=21779034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8004572A Granted FR2450432A1 (fr) | 1979-03-02 | 1980-02-29 | Echangeur tubulaire, systeme a echangeur tubulaire, procede et appareil de fabrication d'un tel echangeur |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS55118597A (de) |
CA (1) | CA1130789A (de) |
DE (1) | DE3007494A1 (de) |
FR (1) | FR2450432A1 (de) |
GB (1) | GB2049147B (de) |
IT (1) | IT1193405B (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5946466A (ja) * | 1982-09-09 | 1984-03-15 | 三洋電機株式会社 | 液分散装置 |
DE4323176C1 (de) * | 1993-07-10 | 1995-01-12 | Mtu Friedrichshafen Gmbh | Kühleinrichtung für Brennkraftmaschinen |
CN114515800B (zh) * | 2022-01-25 | 2024-09-24 | 曾兰花 | 防形变的翅片加热管辅助生产设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE561245A (de) * | ||||
US2440803A (en) * | 1945-07-07 | 1948-05-04 | Doyle & Roth Company | Finned tube |
GB827961A (en) * | 1955-10-24 | 1960-02-10 | Clarke Chapman And Company Ltd | Improvements in tubular heat exchangers |
JPS5142559B2 (de) * | 1971-09-14 | 1976-11-16 | ||
US4224984A (en) * | 1974-03-20 | 1980-09-30 | Sharp Kabushiki Kaisha | Finned tube useful for heat exchangers |
-
1980
- 1980-02-12 CA CA345,433A patent/CA1130789A/en not_active Expired
- 1980-02-13 GB GB8004736A patent/GB2049147B/en not_active Expired
- 1980-02-28 DE DE19803007494 patent/DE3007494A1/de not_active Withdrawn
- 1980-02-29 IT IT67326/80A patent/IT1193405B/it active
- 1980-02-29 JP JP2416880A patent/JPS55118597A/ja active Pending
- 1980-02-29 FR FR8004572A patent/FR2450432A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS55118597A (en) | 1980-09-11 |
GB2049147B (en) | 1983-04-27 |
FR2450432A1 (fr) | 1980-09-26 |
IT1193405B (it) | 1988-06-22 |
IT8067326A0 (it) | 1980-02-29 |
CA1130789A (en) | 1982-08-31 |
GB2049147A (en) | 1980-12-17 |
DE3007494A1 (de) | 1980-09-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |