DK298776A - Apparat til fremstilling af ror med stor diameter navnlig siloer - Google Patents
Apparat til fremstilling af ror med stor diameter navnlig siloerInfo
- Publication number
- DK298776A DK298776A DK298776A DK298776A DK298776A DK 298776 A DK298776 A DK 298776A DK 298776 A DK298776 A DK 298776A DK 298776 A DK298776 A DK 298776A DK 298776 A DK298776 A DK 298776A
- Authority
- DK
- Denmark
- Prior art keywords
- silos
- appliance
- manufacture
- large diameter
- diameter pipes
- 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
- B21C37/12—Making tubes or metal hoses with helically arranged seams
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Laminated Bodies (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752529925 DE2529925C2 (de) | 1975-07-04 | Vorrichtung zum Herstellen eines Rohres großen Durchmessers, insbesondere eines Silos | |
| DE2529925 | 1975-07-04 | ||
| DE2558454 | 1975-12-23 | ||
| DE19752558454 DE2558454C2 (de) | 1975-12-23 | 1975-12-23 | Vorrichtung zum Herstellen eines Rohres großen Durchmessers, insbesondere eines Silos |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK298776A true DK298776A (da) | 1977-01-05 |
| DK148205B DK148205B (da) | 1985-04-29 |
| DK148205C DK148205C (da) | 1985-09-30 |
Family
ID=25769110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK298776A DK148205C (da) | 1975-07-04 | 1976-07-02 | Apparat til fremstilling af roer med en stor diameter, navnlig til siloer |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4048827A (da) |
| CA (1) | CA1053987A (da) |
| DK (1) | DK148205C (da) |
| FI (1) | FI62394C (da) |
| FR (1) | FR2316010A1 (da) |
| IT (1) | IT1066963B (da) |
| NL (1) | NL7607415A (da) |
| NO (1) | NO144375C (da) |
| SE (1) | SE412014B (da) |
| TR (1) | TR20049A (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6032532B2 (ja) * | 1978-03-08 | 1985-07-29 | 日立金属株式会社 | 冷間ロ−ル成形方法 |
| DE3378404D1 (en) * | 1982-05-27 | 1988-12-15 | Rib Loc Int Ltd | Helically-formed pipe winding machine |
| ES2077486B1 (es) * | 1991-07-19 | 1996-07-01 | Garcia Cesareo Rivas | Maquina conformadora de tubos de chapa. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3144071A (en) * | 1960-08-10 | 1964-08-11 | Godins The Rollers Of Steel Se | Machines for forming metal sections or tubes |
| US3268985A (en) * | 1963-05-31 | 1966-08-30 | Ralph G Smith | Method and apparatus for bending structural members |
| US3338297A (en) * | 1964-03-06 | 1967-08-29 | United States Steel Corp | Apparatus for bending a casting having a liquid core |
| US3938584A (en) * | 1971-06-09 | 1976-02-17 | Meylan Jean Luc Charles | Apparatus for cooling continuous castings |
| DE2250239C3 (de) * | 1972-10-13 | 1980-09-11 | Silo Verfahrens Ag, Zug (Schweiz) | Maschine zum Herstellen eines Rohres großen Durchmessers, insbesondere eines Silos |
-
1976
- 1976-06-16 FI FI761740A patent/FI62394C/fi not_active IP Right Cessation
- 1976-06-28 US US05/700,733 patent/US4048827A/en not_active Expired - Lifetime
- 1976-06-30 CA CA256,037A patent/CA1053987A/en not_active Expired
- 1976-07-01 SE SE7607528A patent/SE412014B/xx not_active IP Right Cessation
- 1976-07-02 IT IT24948/76A patent/IT1066963B/it active
- 1976-07-02 NO NO762316A patent/NO144375C/no unknown
- 1976-07-02 DK DK298776A patent/DK148205C/da not_active IP Right Cessation
- 1976-07-02 TR TR20049A patent/TR20049A/xx unknown
- 1976-07-02 FR FR7620301A patent/FR2316010A1/fr active Granted
- 1976-07-05 NL NL7607415A patent/NL7607415A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT1066963B (it) | 1985-03-12 |
| FI62394B (fi) | 1982-08-31 |
| FR2316010B1 (da) | 1981-10-23 |
| NL7607415A (nl) | 1977-01-06 |
| NO144375C (no) | 1981-08-19 |
| DK148205C (da) | 1985-09-30 |
| TR20049A (tr) | 1980-07-02 |
| SE412014B (sv) | 1980-02-18 |
| FI761740A (da) | 1977-01-05 |
| NO762316L (da) | 1977-01-05 |
| SE7607528L (sv) | 1977-01-05 |
| US4048827A (en) | 1977-09-20 |
| NO144375B (no) | 1981-05-11 |
| DK148205B (da) | 1985-04-29 |
| CA1053987A (en) | 1979-05-08 |
| FR2316010A1 (fr) | 1977-01-28 |
| FI62394C (fi) | 1982-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |