FR893617A - Tube with longitudinal inner fins - Google Patents
Tube with longitudinal inner finsInfo
- Publication number
- FR893617A FR893617A FR893617DA FR893617A FR 893617 A FR893617 A FR 893617A FR 893617D A FR893617D A FR 893617DA FR 893617 A FR893617 A FR 893617A
- Authority
- FR
- France
- Prior art keywords
- tube
- inner fins
- longitudinal inner
- longitudinal
- fins
- Prior art date
- 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
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
-
- 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
- F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR893617T | 1943-03-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR893617A true FR893617A (en) | 1944-08-08 |
Family
ID=9390127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR893617D Expired FR893617A (en) | 1943-03-26 | 1943-03-26 | Tube with longitudinal inner fins |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR893617A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2520800A1 (en) * | 1975-05-09 | 1976-11-18 | Guenter Prof Dipl Ing Fuchs | Internally ribbed tube production process - welds seams working in opposite direction to flanges of strips forming walls |
FR2310189A1 (en) * | 1975-05-09 | 1976-12-03 | Fuchs Gunter | Internally ribbed tube production process - welds seams working in opposite direction to flanges of strips forming walls |
DE2617238A1 (en) * | 1976-04-20 | 1977-11-10 | Guenter Prof Dipl Ing Fuchs | Internally ribbed tube production process - welds seams working in opposite direction to flanges of strips forming walls |
-
1943
- 1943-03-26 FR FR893617D patent/FR893617A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2520800A1 (en) * | 1975-05-09 | 1976-11-18 | Guenter Prof Dipl Ing Fuchs | Internally ribbed tube production process - welds seams working in opposite direction to flanges of strips forming walls |
FR2310189A1 (en) * | 1975-05-09 | 1976-12-03 | Fuchs Gunter | Internally ribbed tube production process - welds seams working in opposite direction to flanges of strips forming walls |
DE2617238A1 (en) * | 1976-04-20 | 1977-11-10 | Guenter Prof Dipl Ing Fuchs | Internally ribbed tube production process - welds seams working in opposite direction to flanges of strips forming walls |
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