RO84254B - Procedeu pentru laminarea tevilor pe laminatoare pas de pelerin - Google Patents
Procedeu pentru laminarea tevilor pe laminatoare pas de pelerinInfo
- Publication number
- RO84254B RO84254B RO105197A RO10519781A RO84254B RO 84254 B RO84254 B RO 84254B RO 105197 A RO105197 A RO 105197A RO 10519781 A RO10519781 A RO 10519781A RO 84254 B RO84254 B RO 84254B
- Authority
- RO
- Romania
- Prior art keywords
- pilger
- rolling
- strokes
- pipes
- mills
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
Abstract
Inventia se refera la un procedeu de laminare a tevilor pe laminoare pas de pelerin care permite realizarea unor produse de calitate superioara si cu un randament ridicat, printr-p corelare corespunzatoare a numarului de lovituri cu aducerea lingoului între cilindrii de laminare. Numarul de lovituri se determina pe o anumita lungime iar parametrul obtinut se compara cu alti parametri deduti empiric sau prin calculul apoi se modifica parametrii reali de functionare. Numarul de lovituri este controlat si modificat în tot timpul procesului de laminare.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803047434 DE3047434A1 (de) | 1980-12-12 | 1980-12-12 | "verfahren und pilgerwalzwerk zur verbesserung der walzoberflaeche beim pilgern von rohren" |
Publications (2)
Publication Number | Publication Date |
---|---|
RO84254A RO84254A (ro) | 1984-05-23 |
RO84254B true RO84254B (ro) | 1984-07-30 |
Family
ID=6119343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO105197A RO84254B (ro) | 1980-12-12 | 1981-08-29 | Procedeu pentru laminarea tevilor pe laminatoare pas de pelerin |
Country Status (9)
Country | Link |
---|---|
BE (1) | BE891376A (ro) |
CS (1) | CS229643B2 (ro) |
DE (1) | DE3047434A1 (ro) |
ES (1) | ES505817A0 (ro) |
FR (1) | FR2495968A1 (ro) |
GB (1) | GB2089261B (ro) |
HU (1) | HU189536B (ro) |
IT (1) | IT1139429B (ro) |
RO (1) | RO84254B (ro) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1925340C3 (de) * | 1969-05-16 | 1975-05-07 | Mannesmann-Meer Ag, 4050 Moenchengladbach | Vorrichtung zum Speisen von Kaltpilgerwalzwerken |
DE2335138A1 (de) * | 1973-07-06 | 1975-01-23 | Mannesmann Meer Ag | Kaltpilgerwalzwerk mit einem drehzahlveraenderlichem antriebsmotor |
IT1025886B (it) * | 1974-01-10 | 1978-08-30 | Mannesmann Roehren Werke Ag | Procedimento e dispositivo per il comando controllato variabile dell apparecchio di avanzamento per laminatoi pellegini a caldo |
US4037444A (en) * | 1977-01-10 | 1977-07-26 | Wean United, Inc. | Shell feed system for a cold pilger mill |
-
1980
- 1980-12-12 DE DE19803047434 patent/DE3047434A1/de active Granted
-
1981
- 1981-08-29 RO RO105197A patent/RO84254B/ro unknown
- 1981-09-15 CS CS816800A patent/CS229643B2/cs unknown
- 1981-09-17 IT IT24008/81A patent/IT1139429B/it active
- 1981-09-25 HU HU812771A patent/HU189536B/hu unknown
- 1981-09-28 ES ES505817A patent/ES505817A0/es active Granted
- 1981-12-03 FR FR8122669A patent/FR2495968A1/fr active Granted
- 1981-12-07 GB GB8136804A patent/GB2089261B/en not_active Expired
- 1981-12-07 BE BE0/206757A patent/BE891376A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3047434A1 (de) | 1982-07-01 |
HU189536B (en) | 1986-07-28 |
IT8124008A0 (it) | 1981-09-17 |
DE3047434C2 (ro) | 1987-08-13 |
IT1139429B (it) | 1986-09-24 |
RO84254A (ro) | 1984-05-23 |
CS229643B2 (en) | 1984-06-18 |
BE891376A (fr) | 1982-03-31 |
ES8302490A1 (es) | 1983-01-16 |
FR2495968A1 (fr) | 1982-06-18 |
GB2089261A (en) | 1982-06-23 |
GB2089261B (en) | 1984-11-21 |
ES505817A0 (es) | 1983-01-16 |
FR2495968B1 (ro) | 1985-05-17 |
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