HU174933B - Mekhanizm smeny puansona k oborudovaniju dlja izgotovlenija trubnoj zagatovki - Google Patents
Mekhanizm smeny puansona k oborudovaniju dlja izgotovlenija trubnoj zagatovkiInfo
- Publication number
- HU174933B HU174933B HU77IO250A HUIO000250A HU174933B HU 174933 B HU174933 B HU 174933B HU 77IO250 A HU77IO250 A HU 77IO250A HU IO000250 A HUIO000250 A HU IO000250A HU 174933 B HU174933 B HU 174933B
- Authority
- HU
- Hungary
- Prior art keywords
- producing tube
- apparatus producing
- tube billets
- piercing mandrels
- changing
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
- B21B25/06—Interchanging mandrels, fixing plugs on mandrel rods or cooling during interchanging mandrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Replacement Of Web Rolls (AREA)
- Metal Rolling (AREA)
- Feeding Of Workpieces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2844076A IT1075032B (it) | 1976-10-18 | 1976-10-18 | Apparecchiatura per il recupero ed il reimpiego della stanga portapunta in un presso-laminatoio |
Publications (1)
Publication Number | Publication Date |
---|---|
HU174933B true HU174933B (hu) | 1980-04-28 |
Family
ID=11223607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU77IO250A HU174933B (hu) | 1976-10-18 | 1977-10-12 | Mekhanizm smeny puansona k oborudovaniju dlja izgotovlenija trubnoj zagatovki |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5350044A (ko) |
DE (1) | DE2742288A1 (ko) |
ES (1) | ES460065A1 (ko) |
FR (1) | FR2367545A1 (ko) |
HU (1) | HU174933B (ko) |
IT (1) | IT1075032B (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1153201B (it) * | 1982-10-04 | 1987-01-14 | Innocenti Santeustacchio Spa | Metodo e relativa apparecchiatura per la ricircolazione dei mandrini in un laminatoio operante a mandrino trattenuto, per la produzione di tubi senza saldatura |
DE102021204129A1 (de) | 2020-08-12 | 2022-02-17 | Sms Group Gmbh | Vorrichtung und Verfahren zum Handhaben von Dornstangen in einem Rohrwalzwerk |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3722246A (en) * | 1970-04-10 | 1973-03-27 | Innocenti Soc Generale | Hot perforating mill |
-
1976
- 1976-10-18 IT IT2844076A patent/IT1075032B/it active
-
1977
- 1977-06-14 FR FR7718216A patent/FR2367545A1/fr active Granted
- 1977-06-23 ES ES460065A patent/ES460065A1/es not_active Expired
- 1977-09-05 JP JP10596177A patent/JPS5350044A/ja active Granted
- 1977-09-20 DE DE19772742288 patent/DE2742288A1/de active Granted
- 1977-10-12 HU HU77IO250A patent/HU174933B/hu not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS6114882B2 (ko) | 1986-04-21 |
DE2742288A1 (de) | 1978-04-20 |
DE2742288C2 (ko) | 1988-05-19 |
FR2367545A1 (fr) | 1978-05-12 |
ES460065A1 (es) | 1978-05-01 |
FR2367545B3 (ko) | 1980-04-18 |
JPS5350044A (en) | 1978-05-08 |
IT1075032B (it) | 1985-04-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
HU90 | Patent valid on 900628 | ||
HMM4 | Cancellation of final prot. due to non-payment of fee |