IT976955B - PROCEDURE AND APPARATUS FOR PRODUCING FINNED TUBES - Google Patents
PROCEDURE AND APPARATUS FOR PRODUCING FINNED TUBESInfo
- Publication number
- IT976955B IT976955B IT47770/73A IT4777073A IT976955B IT 976955 B IT976955 B IT 976955B IT 47770/73 A IT47770/73 A IT 47770/73A IT 4777073 A IT4777073 A IT 4777073A IT 976955 B IT976955 B IT 976955B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- finned tubes
- producing finned
- producing
- tubes
- Prior art date
Links
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Metal Rolling (AREA)
- Rod-Shaped Construction Members (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22135872A | 1972-01-27 | 1972-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT976955B true IT976955B (en) | 1974-09-10 |
Family
ID=22827480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT47770/73A IT976955B (en) | 1972-01-27 | 1973-01-18 | PROCEDURE AND APPARATUS FOR PRODUCING FINNED TUBES |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3795125A (en) |
| JP (1) | JPS529435B2 (en) |
| AR (1) | AR199096A1 (en) |
| AT (1) | AT345234B (en) |
| AU (1) | AU470554B2 (en) |
| BR (1) | BR7300626D0 (en) |
| CA (1) | CA980099A (en) |
| CH (1) | CH557015A (en) |
| DE (1) | DE2303192A1 (en) |
| EG (1) | EG10818A (en) |
| ES (1) | ES410739A1 (en) |
| FR (1) | FR2169178B1 (en) |
| GB (1) | GB1409016A (en) |
| IL (1) | IL41228A (en) |
| IT (1) | IT976955B (en) |
| ZA (1) | ZA7386B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4951742A (en) * | 1975-04-02 | 1990-08-28 | High Performance Tube, Inc. | Refractory heat exchange tube |
| US3999416A (en) * | 1975-10-24 | 1976-12-28 | General Electric Company | Cold rolling a contour in metal rings |
| FR2477917A1 (en) * | 1980-03-13 | 1981-09-18 | Mansfeld Kombinat W Pieck Veb | FORMING CYLINDER |
| EP0096021A1 (en) * | 1981-12-10 | 1983-12-21 | ANDERSSON, Rune | Gilled tube construction |
| JPS59170830U (en) * | 1983-04-30 | 1984-11-15 | 日本電産コパル株式会社 | Digitally controlled camera shutter |
| CA1247592A (en) * | 1983-08-04 | 1988-12-28 | James L. Cunningham | Finned heat exchanger tubes and method and apparatus for making same |
| US4915166A (en) * | 1983-08-04 | 1990-04-10 | Wolverine Tube, Inc. | Titanium heat exchange tubes |
| US4692978A (en) * | 1983-08-04 | 1987-09-15 | Wolverine Tube, Inc. | Method for making heat exchange tubes |
| US4616391A (en) * | 1985-06-24 | 1986-10-14 | Wolverine Tube, Inc. | Apparatus for making heat exchange tubes |
| EP0301121B1 (en) * | 1987-07-30 | 1990-05-23 | Wieland-Werke Ag | Finned tube |
| AT403320B (en) * | 1996-03-04 | 1998-01-26 | Vaillant Gmbh | HEAT EXCHANGER ELEMENT AND HEAT EXCHANGER COMPOSED OF SUCH ELEMENTS |
| DE102013104806A1 (en) * | 2013-05-08 | 2014-11-13 | Sandvik Materials Technology Deutschland Gmbh | belt furnace |
| CN107976101B (en) * | 2017-12-22 | 2023-07-14 | 上海发电设备成套设计研究院有限责任公司 | Using method of outer fin heat exchange tube |
| CN112296617B (en) * | 2020-10-14 | 2022-09-06 | 江苏隆达超合金股份有限公司 | Production method of high-fin cupronickel alloy high-efficiency tube |
| CN114082803A (en) * | 2021-11-22 | 2022-02-25 | 韩维新 | Production process and cold-drawing die for ribbed thin-wall cladding tube |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2431863A (en) * | 1943-05-03 | 1947-12-02 | Calumet And Hecla Cons Copper | Apparatus for forming finned tubing |
| US3174319A (en) * | 1962-01-05 | 1965-03-23 | Nihon Kentetsu Company Ltd | Method and apparatus for manufacturing integrally finned tubing |
| FR1338499A (en) * | 1962-08-13 | 1963-09-27 | Lorraine Escaut Sa | Method and device for rolling helical fins on a metal tube |
| US3383893A (en) * | 1965-08-16 | 1968-05-21 | Calumet & Hecla | Apparatus for producing integral finned tubing of fine pitch |
| US3379042A (en) * | 1965-12-27 | 1968-04-23 | Nat Acme Co | Method and machine for form rolling |
| US3600922A (en) * | 1969-03-05 | 1971-08-24 | Carrier Corp | Manufacture of integrally finned tubing |
| US3648502A (en) * | 1970-03-04 | 1972-03-14 | Trane Co | Method and apparatus for forming a heat exchanger tube with closely spaced integral fins |
-
1972
- 1972-01-27 US US00221358A patent/US3795125A/en not_active Expired - Lifetime
-
1973
- 1973-01-03 IL IL41228A patent/IL41228A/en unknown
- 1973-01-08 CA CA160,728A patent/CA980099A/en not_active Expired
- 1973-01-11 AU AU50981/73A patent/AU470554B2/en not_active Expired
- 1973-01-18 IT IT47770/73A patent/IT976955B/en active
- 1973-01-18 ES ES410739A patent/ES410739A1/en not_active Expired
- 1973-01-22 AT AT53473A patent/AT345234B/en not_active IP Right Cessation
- 1973-01-23 DE DE2303192A patent/DE2303192A1/en active Pending
- 1973-01-24 FR FR7302412A patent/FR2169178B1/fr not_active Expired
- 1973-01-25 EG EG31/73A patent/EG10818A/en active
- 1973-01-25 CH CH105473A patent/CH557015A/en not_active IP Right Cessation
- 1973-01-25 AR AR246285A patent/AR199096A1/en active
- 1973-01-26 GB GB402473A patent/GB1409016A/en not_active Expired
- 1973-01-26 JP JP48010347A patent/JPS529435B2/ja not_active Expired
- 1973-01-26 BR BR73626A patent/BR7300626D0/en unknown
- 1973-07-04 ZA ZA730086*[A patent/ZA7386B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES410739A1 (en) | 1976-01-01 |
| AU5098173A (en) | 1974-07-11 |
| JPS529435B2 (en) | 1977-03-16 |
| IL41228A0 (en) | 1973-03-30 |
| GB1409016A (en) | 1975-10-08 |
| AR199096A1 (en) | 1974-08-08 |
| CH557015A (en) | 1974-12-13 |
| ATA53473A (en) | 1978-01-15 |
| BR7300626D0 (en) | 1973-09-18 |
| AT345234B (en) | 1978-09-11 |
| EG10818A (en) | 1976-10-31 |
| FR2169178B1 (en) | 1978-09-08 |
| JPS4886770A (en) | 1973-11-15 |
| FR2169178A1 (en) | 1973-09-07 |
| CA980099A (en) | 1975-12-23 |
| ZA7386B (en) | 1973-09-26 |
| IL41228A (en) | 1976-10-31 |
| US3795125A (en) | 1974-03-05 |
| AU470554B2 (en) | 1976-03-18 |
| DE2303192A1 (en) | 1973-08-09 |
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