BG22372A3 - - Google Patents
Info
- Publication number
- BG22372A3 BG22372A3 BG25932A BG2593274A BG22372A3 BG 22372 A3 BG22372 A3 BG 22372A3 BG 25932 A BG25932 A BG 25932A BG 2593274 A BG2593274 A BG 2593274A BG 22372 A3 BG22372 A3 BG 22372A3
- Authority
- BG
- Bulgaria
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
- B21C37/22—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31C—MAKING WOUND ARTICLES, e.g. WOUND TUBES, OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31C3/00—Making tubes or pipes by feeding obliquely to the winding mandrel centre line
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Electroplating Methods And Accessories (AREA)
- Winding Of Webs (AREA)
- Treatment Of Fiber Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2313436A DE2313436C3 (de) | 1973-03-17 | 1973-03-17 | Verfahren zum wendeiförmigen Aufwickeln von Band auf Rohre mit ovalem Querschnitt sowie Vorrichtung zur Ausübung des Verfahrens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG22372A3 true BG22372A3 (ja) | 1977-02-20 |
Family
ID=5875128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG25932A BG22372A3 (ja) | 1973-03-17 | 1974-02-28 |
Country Status (24)
| Country | Link |
|---|---|
| JP (1) | JPS5333110B2 (ja) |
| AT (1) | AT325926B (ja) |
| AU (1) | AU474881B2 (ja) |
| BE (1) | BE812346A (ja) |
| BG (1) | BG22372A3 (ja) |
| CA (1) | CA997216A (ja) |
| CH (1) | CH565601A5 (ja) |
| CS (1) | CS189627B2 (ja) |
| DD (1) | DD110185A5 (ja) |
| DE (1) | DE2313436C3 (ja) |
| ES (1) | ES424368A1 (ja) |
| FR (1) | FR2221195B1 (ja) |
| GB (1) | GB1444220A (ja) |
| HU (1) | HU168730B (ja) |
| IL (1) | IL44290A (ja) |
| IN (1) | IN140504B (ja) |
| IT (1) | IT1010678B (ja) |
| NL (1) | NL161075B (ja) |
| PL (1) | PL92544B1 (ja) |
| RO (1) | RO65482A (ja) |
| SE (1) | SE408620B (ja) |
| SU (1) | SU579862A3 (ja) |
| YU (1) | YU35515B (ja) |
| ZA (1) | ZA741226B (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4236299A (en) * | 1973-03-17 | 1980-12-02 | Balke-Durr Aktiengesellschaft | Method and device for winding spiral fins onto oval tubing |
| DE3320235C1 (de) * | 1983-06-03 | 1984-11-22 | Balcke-Dürr AG, 4030 Ratingen | Verfahren und Vorrichtung zum wendelförmigen Aufwickeln von Band auf Rohre |
| DE3729859C1 (de) * | 1987-09-05 | 1988-08-25 | Balcke Duerr Ag | Verfahren und Vorrichtung zum wendelfoermigen Aufwickeln von Metallband auf Rohre |
| JPH0741314B2 (ja) * | 1989-12-15 | 1995-05-10 | 村田発條株式会社 | 冷却用フインを製造する方法 |
| CN107716546A (zh) * | 2017-10-24 | 2018-02-23 | 十堰市双兴净化器有限公司 | 一种用于螺旋叶片轧辊成型的设备及其工艺方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1206944A (fr) * | 1958-05-23 | 1960-02-12 | Procédé et appareil de profilage de ruban métallique |
-
1973
- 1973-03-17 DE DE2313436A patent/DE2313436C3/de not_active Expired
-
1974
- 1974-02-08 AT AT102574A patent/AT325926B/de not_active IP Right Cessation
- 1974-02-14 CH CH205974A patent/CH565601A5/xx not_active IP Right Cessation
- 1974-02-25 ZA ZA00741226A patent/ZA741226B/xx unknown
- 1974-02-25 GB GB840274A patent/GB1444220A/en not_active Expired
- 1974-02-26 IL IL44290A patent/IL44290A/xx unknown
- 1974-02-27 AU AU66068/74A patent/AU474881B2/en not_active Expired
- 1974-02-28 BG BG25932A patent/BG22372A3/xx unknown
- 1974-03-12 NL NL7403300.A patent/NL161075B/xx not_active IP Right Cessation
- 1974-03-13 IT IT12570/74A patent/IT1010678B/it active
- 1974-03-13 DD DD177162A patent/DD110185A5/xx unknown
- 1974-03-14 YU YU704/74A patent/YU35515B/xx unknown
- 1974-03-14 CS CS741852A patent/CS189627B2/cs unknown
- 1974-03-14 PL PL1974169538A patent/PL92544B1/pl unknown
- 1974-03-14 BE BE6044502A patent/BE812346A/xx not_active IP Right Cessation
- 1974-03-15 CA CA195,076A patent/CA997216A/en not_active Expired
- 1974-03-15 SU SU7402005713A patent/SU579862A3/ru active
- 1974-03-15 FR FR7408906A patent/FR2221195B1/fr not_active Expired
- 1974-03-15 RO RO7478044A patent/RO65482A/ro unknown
- 1974-03-15 SE SE7403496A patent/SE408620B/xx unknown
- 1974-03-15 HU HUBA3049A patent/HU168730B/hu unknown
- 1974-03-16 JP JP2963374A patent/JPS5333110B2/ja not_active Expired
- 1974-03-16 ES ES424368A patent/ES424368A1/es not_active Expired
- 1974-07-27 IN IN275/CAL/1974A patent/IN140504B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2313436A1 (de) | 1974-10-03 |
| AU474881B2 (en) | 1976-08-05 |
| RO65482A (ro) | 1980-06-15 |
| PL92544B1 (ja) | 1977-04-30 |
| CH565601A5 (ja) | 1975-08-29 |
| HU168730B (ja) | 1976-07-28 |
| IL44290A (en) | 1978-07-31 |
| CA997216A (en) | 1976-09-21 |
| YU70474A (en) | 1980-10-31 |
| SE408620B (sv) | 1979-06-25 |
| ES424368A1 (es) | 1976-05-16 |
| BE812346A (fr) | 1974-07-01 |
| JPS5333110B2 (ja) | 1978-09-12 |
| NL7403300A (ja) | 1974-09-19 |
| ZA741226B (en) | 1975-01-29 |
| IT1010678B (it) | 1977-01-20 |
| CS189627B2 (ja) | 1979-04-30 |
| IL44290A0 (en) | 1974-05-16 |
| AU6606874A (en) | 1975-08-28 |
| GB1444220A (en) | 1976-07-28 |
| FR2221195B1 (ja) | 1977-09-30 |
| JPS49126552A (ja) | 1974-12-04 |
| DE2313436C3 (de) | 1975-11-13 |
| YU35515B (en) | 1981-04-30 |
| DE2313436B2 (de) | 1975-04-03 |
| IN140504B (ja) | 1976-11-20 |
| FR2221195A1 (ja) | 1974-10-11 |
| DD110185A5 (ja) | 1974-12-12 |
| NL161075B (nl) | 1979-08-15 |
| AT325926B (de) | 1975-11-10 |
| ATA102574A (de) | 1975-01-15 |
| SU579862A3 (ru) | 1977-11-05 |