IT7850677A0 - Tubo ad alette per scambiatori termici nonche' procedimento ed appa recchiatura per produrlo - Google Patents
Tubo ad alette per scambiatori termici nonche' procedimento ed appa recchiatura per produrloInfo
- Publication number
- IT7850677A0 IT7850677A0 IT7850677A IT5067778A IT7850677A0 IT 7850677 A0 IT7850677 A0 IT 7850677A0 IT 7850677 A IT7850677 A IT 7850677A IT 5067778 A IT5067778 A IT 5067778A IT 7850677 A0 IT7850677 A0 IT 7850677A0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- produce
- equipment
- well
- heat exchangers
- Prior art date
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
- B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
- B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with helical guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H7/00—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons
- B21H7/18—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons grooved pins; Rolling grooves, e.g. oil grooves, in articles
- B21H7/187—Rolling helical or rectilinear grooves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Forging (AREA)
- Metal Extraction Processes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2758527A DE2758527C2 (de) | 1977-12-28 | 1977-12-28 | Verfahren und Vorrichtung zur Herstellung eines Rippenrohres |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7850677A0 true IT7850677A0 (it) | 1978-08-09 |
IT1105437B IT1105437B (it) | 1985-11-04 |
Family
ID=6027544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7850677A IT1105437B (it) | 1977-12-28 | 1978-08-09 | Tubo ad alette per scambiatori termici nonche' procedimento ed apparecchiatura per produrlo |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS54100559A (it) |
AT (1) | AT358614B (it) |
DE (1) | DE2758527C2 (it) |
DK (1) | DK157739C (it) |
ES (1) | ES472258A1 (it) |
FR (1) | FR2413626A1 (it) |
GB (1) | GB2011602A (it) |
IT (1) | IT1105437B (it) |
SE (1) | SE445899B (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4159739A (en) * | 1977-07-13 | 1979-07-03 | Carrier Corporation | Heat transfer surface and method of manufacture |
DE2758526C2 (de) * | 1977-12-28 | 1986-03-06 | Wieland-Werke Ag, 7900 Ulm | Verfahren und Vorrichtung zur Herstellung eines Rippenrohres |
DE2803273A1 (de) * | 1978-01-26 | 1979-08-02 | Wieland Werke Ag | Rippenrohr sowie verfahren und vorrichtung zu dessen herstellung |
DE2803274A1 (de) * | 1978-01-26 | 1979-08-02 | Wieland Werke Ag | Rippenrohr sowie verfahren und vorrichtung zu dessen herstellung |
JPS6024737B2 (ja) * | 1980-06-26 | 1985-06-14 | ドネプロペトロブスキイ ゴルニイ インステイチユ−ト イム.アルテマ | 内部に密閉されたらせん状空所を有する弾撥性ねじを被加工物上に形成する方法並びに工具 |
IT1198211B (it) * | 1985-12-02 | 1988-12-21 | Carrier Corp | Metodo ed apparecchio per produrre tubi perfezionati esternamente usando principi multipli di passo elicoidale |
DE4404357C2 (de) * | 1994-02-11 | 1998-05-20 | Wieland Werke Ag | Wärmeaustauschrohr zum Kondensieren von Dampf |
JP2008045868A (ja) * | 2006-07-21 | 2008-02-28 | Sumitomo Light Metal Ind Ltd | 給湯機用熱交換器及びその製作方法 |
CN110765645B (zh) * | 2019-11-06 | 2023-05-23 | 国网四川省电力公司电力科学研究院 | 内置盘管式压缩空气换热***的设计方法 |
CN115815450B (zh) * | 2022-12-07 | 2023-06-02 | 无锡化工装备股份有限公司 | 三维翅片圆管的纳米流体自润滑外表面成型设备及方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1472815A (fr) * | 1965-03-29 | 1967-03-10 | Trane Co | Surface de transmission de chaleur perfectionnée |
US3326283A (en) * | 1965-03-29 | 1967-06-20 | Trane Co | Heat transfer surface |
US3383892A (en) * | 1965-08-13 | 1968-05-21 | Anaconda American Brass Co | Manufacture of integrally finned tubing |
GB1092150A (en) * | 1965-10-19 | 1967-11-22 | Bjorn Large | A method of producing ribbed tubes of deformable material |
US3683656A (en) * | 1970-03-25 | 1972-08-15 | Carl M Lewis | Heat exchanger apparatus and method of making the same |
US3753364A (en) * | 1971-02-08 | 1973-08-21 | Q Dot Corp | Heat pipe and method and apparatus for fabricating same |
US3768290A (en) * | 1971-06-18 | 1973-10-30 | Uop Inc | Method of modifying a finned tube for boiling enhancement |
US4159739A (en) * | 1977-07-13 | 1979-07-03 | Carrier Corporation | Heat transfer surface and method of manufacture |
DE2758526C2 (de) * | 1977-12-28 | 1986-03-06 | Wieland-Werke Ag, 7900 Ulm | Verfahren und Vorrichtung zur Herstellung eines Rippenrohres |
DE2735762C2 (de) * | 1977-08-09 | 1983-11-24 | Wieland-Werke Ag, 7900 Ulm | Rippenrohr und Vorrichtung zu dessen Herstellung |
-
1977
- 1977-12-28 DE DE2758527A patent/DE2758527C2/de not_active Expired
-
1978
- 1978-07-11 DK DK311778A patent/DK157739C/da not_active IP Right Cessation
- 1978-07-17 AT AT517278A patent/AT358614B/de not_active IP Right Cessation
- 1978-07-19 GB GB7830322A patent/GB2011602A/en not_active Withdrawn
- 1978-07-21 SE SE7808063A patent/SE445899B/sv not_active IP Right Cessation
- 1978-08-01 ES ES472258A patent/ES472258A1/es not_active Expired
- 1978-08-09 IT IT7850677A patent/IT1105437B/it active
- 1978-08-09 FR FR7823494A patent/FR2413626A1/fr not_active Withdrawn
- 1978-08-09 JP JP9717278A patent/JPS54100559A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ES472258A1 (es) | 1979-10-01 |
JPS54100559A (en) | 1979-08-08 |
IT1105437B (it) | 1985-11-04 |
DK157739C (da) | 1990-07-23 |
DK311778A (da) | 1979-06-29 |
AT358614B (de) | 1980-09-25 |
DK157739B (da) | 1990-02-12 |
DE2758527A1 (de) | 1979-07-05 |
FR2413626A1 (fr) | 1979-07-27 |
DE2758527C2 (de) | 1985-04-25 |
SE445899B (sv) | 1986-07-28 |
GB2011602A (en) | 1979-07-11 |
SE7808063L (sv) | 1979-06-29 |
ATA517278A (de) | 1980-02-15 |
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