DD125567A5 - - Google Patents
Info
- Publication number
- DD125567A5 DD125567A5 DD194124A DD19412476A DD125567A5 DD 125567 A5 DD125567 A5 DD 125567A5 DD 194124 A DD194124 A DD 194124A DD 19412476 A DD19412476 A DD 19412476A DD 125567 A5 DD125567 A5 DD 125567A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
- B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes
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- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4935—Heat exchanger or boiler making
- Y10T29/49377—Tube with heat transfer means
- Y10T29/49378—Finned tube
- Y10T29/49382—Helically finned
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Rolls And Other Rotary Bodies (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
- Metal Extraction Processes (AREA)
- Unwinding Webs (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752534217 DE2534217C3 (de) | 1975-07-31 | Verfahren zum wendeiförmigen Aufwickeln von Band auf Rohre mit kreisförmigem Querschnitt sowie Vorrichtung zum Ausüben des Verfahrens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD125567A5 true DD125567A5 (cg-RX-API-DMAC7.html) | 1977-05-04 |
Family
ID=5952906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD194124A DD125567A5 (cg-RX-API-DMAC7.html) | 1975-07-31 | 1976-07-29 |
Country Status (27)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55162861U (cg-RX-API-DMAC7.html) * | 1979-05-14 | 1980-11-22 | ||
| EP0031866B1 (de) * | 1980-01-08 | 1984-04-25 | Elpag Ag Chur | Verfahren zur Herstellung einer Heizeinrichtung oder eines Wärmeaustauschelementes |
| US4514900A (en) * | 1981-11-20 | 1985-05-07 | Con Rad Industries, Inc. | Apparatus to manufacture heat exchanger finned tube |
| JPS59128128A (ja) * | 1983-01-13 | 1984-07-24 | Matsushita Electric Works Ltd | 積載方法 |
| JPH038651Y2 (cg-RX-API-DMAC7.html) * | 1984-10-29 | 1991-03-04 | ||
| DE3726677A1 (de) * | 1987-08-11 | 1989-02-23 | Schmoele Metall R & G | Verfahren und vorrichtung zur herstellung von waermetauscherrohren |
| GB2395252B (en) * | 2002-11-07 | 2005-12-14 | Oxford Magnet Tech | A pulse tube refrigerator |
| US6812705B1 (en) * | 2003-12-05 | 2004-11-02 | General Electric Company | Coolant cooled RF body coil |
| CN104759891A (zh) * | 2014-12-16 | 2015-07-08 | 芜湖美威包装品有限公司 | 小弯管套环机 |
| CN115418585B (zh) * | 2022-08-22 | 2025-03-25 | 长沙格力暖通制冷设备有限公司 | 一种对高效管进行预压硬化、翅片化的装置及方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1734136A (en) * | 1926-08-25 | 1929-11-05 | Bundy Tubing Co | Radiator tube and method of making the same |
| US3100930A (en) * | 1959-12-30 | 1963-08-20 | Baldwin Lima Hamilton Corp | Heat exchanger tubing manufacture |
-
1976
- 1976-06-01 AT AT401376A patent/AT345069B/de not_active IP Right Cessation
- 1976-06-09 BG BG033421A patent/BG27351A3/xx unknown
- 1976-06-16 CH CH769176A patent/CH597935A5/xx not_active IP Right Cessation
- 1976-06-16 NL NL7606513.A patent/NL164215C/xx not_active IP Right Cessation
- 1976-06-21 ZA ZA763674A patent/ZA763674B/xx unknown
- 1976-06-22 GB GB25856/76A patent/GB1504076A/en not_active Expired
- 1976-06-22 IL IL49861A patent/IL49861A/xx unknown
- 1976-06-25 AU AU15292/76A patent/AU508805B2/en not_active Expired
- 1976-06-28 SU SU762378197A patent/SU631056A3/ru active
- 1976-06-28 FR FR7619613A patent/FR2319436A1/fr active Granted
- 1976-07-02 BE BE6045580A patent/BE843770A/xx unknown
- 1976-07-03 RO RO7686798A patent/RO70327A/ro unknown
- 1976-07-05 MX MX165391A patent/MX143388A/es unknown
- 1976-07-06 ES ES449608A patent/ES449608A1/es not_active Expired
- 1976-07-15 FI FI762052A patent/FI762052A7/fi not_active Application Discontinuation
- 1976-07-15 JP JP51083588A patent/JPS5218463A/ja active Granted
- 1976-07-22 IT IT25607/76A patent/IT1067908B/it active
- 1976-07-23 HU HU76BA3435A patent/HU173306B/hu unknown
- 1976-07-23 CA CA257,692A patent/CA1041747A/en not_active Expired
- 1976-07-26 YU YU01840/76A patent/YU184076A/xx unknown
- 1976-07-27 US US05/709,130 patent/US4103408A/en not_active Expired - Lifetime
- 1976-07-29 PL PL1976191517A patent/PL107462B1/pl unknown
- 1976-07-29 CS CS764997A patent/CS191171B2/cs unknown
- 1976-07-29 DD DD194124A patent/DD125567A5/xx unknown
- 1976-07-30 BR BR7605007A patent/BR7605007A/pt unknown
- 1976-07-30 SE SE7608605A patent/SE7608605L/xx unknown
- 1976-07-30 DK DK343776A patent/DK343776A/da not_active Application Discontinuation
-
1982
- 1982-07-06 YU YU1475/82A patent/YU44351B/xx unknown