FI750597A7 - - Google Patents
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- Publication number
- FI750597A7 FI750597A7 FI750597A FI750597A FI750597A7 FI 750597 A7 FI750597 A7 FI 750597A7 FI 750597 A FI750597 A FI 750597A FI 750597 A FI750597 A FI 750597A FI 750597 A7 FI750597 A7 FI 750597A7
- Authority
- FI
- Finland
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 |
|---|---|---|---|
| DE19742410658 DE2410658B2 (de) | 1974-03-04 | 1974-03-04 | Waermetauscherrohr |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI750597A7 true FI750597A7 (enExample) | 1975-09-05 |
Family
ID=5909237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI750597A FI750597A7 (enExample) | 1974-03-04 | 1975-02-28 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT330817B (enExample) |
| DE (1) | DE2410658B2 (enExample) |
| FI (1) | FI750597A7 (enExample) |
| IT (1) | IT1030258B (enExample) |
| NL (1) | NL7502459A (enExample) |
| SE (1) | SE7502337L (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT394904B (de) * | 1990-06-22 | 1992-07-27 | Vaillant Gmbh | Waermetauscher |
-
1974
- 1974-03-04 DE DE19742410658 patent/DE2410658B2/de active Granted
-
1975
- 1975-02-18 AT AT118075A patent/AT330817B/de not_active IP Right Cessation
- 1975-02-28 FI FI750597A patent/FI750597A7/fi not_active Application Discontinuation
- 1975-03-03 SE SE7502337A patent/SE7502337L/xx unknown
- 1975-03-03 IT IT67539/75A patent/IT1030258B/it active
- 1975-03-03 NL NL7502459A patent/NL7502459A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| ATA118075A (de) | 1975-10-15 |
| IT1030258B (it) | 1979-03-30 |
| SE7502337L (enExample) | 1975-09-05 |
| DE2410658A1 (de) | 1975-09-18 |
| DE2410658B2 (de) | 1976-09-02 |
| AT330817B (de) | 1976-07-26 |
| NL7502459A (nl) | 1975-09-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD | Application lapsed |
Owner name: MANNESMANNROEHREN-WERKE A.G. |