JPH0347936B2 - - Google Patents
Info
- Publication number
- JPH0347936B2 JPH0347936B2 JP58246640A JP24664083A JPH0347936B2 JP H0347936 B2 JPH0347936 B2 JP H0347936B2 JP 58246640 A JP58246640 A JP 58246640A JP 24664083 A JP24664083 A JP 24664083A JP H0347936 B2 JPH0347936 B2 JP H0347936B2
- Authority
- JP
- Japan
- Prior art keywords
- tube
- outer tube
- fins
- finned
- double
- 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 - Lifetime
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
- F28F1/003—Multiple wall conduits, e.g. for leak detection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
-
- 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
- F28F1/14—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 longitudinally
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24664083A JPS60141437A (ja) | 1983-12-29 | 1983-12-29 | 熱交換器用二重管の製造法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24664083A JPS60141437A (ja) | 1983-12-29 | 1983-12-29 | 熱交換器用二重管の製造法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19845287A Division JPS6399137A (ja) | 1987-08-07 | 1987-08-07 | 熱交換器用フィン付き二重管の製造法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60141437A JPS60141437A (ja) | 1985-07-26 |
JPH0347936B2 true JPH0347936B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-07-22 |
Family
ID=17151413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP24664083A Granted JPS60141437A (ja) | 1983-12-29 | 1983-12-29 | 熱交換器用二重管の製造法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60141437A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101871741B (zh) * | 2010-05-07 | 2012-07-04 | 佛山市顺德区华天成电器有限公司 | 一种带肋片的换热器用复合管及其制造方法 |
-
1983
- 1983-12-29 JP JP24664083A patent/JPS60141437A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS60141437A (ja) | 1985-07-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |