ITRM910804A0 - METHOD FOR FIXING A DRILLED PIECE TO A PLUG AND DEVICE FOR PERFORMING THE SAME - Google Patents
METHOD FOR FIXING A DRILLED PIECE TO A PLUG AND DEVICE FOR PERFORMING THE SAMEInfo
- Publication number
- ITRM910804A0 ITRM910804A0 IT91RM804A ITRM910804A ITRM910804A0 IT RM910804 A0 ITRM910804 A0 IT RM910804A0 IT 91RM804 A IT91RM804 A IT 91RM804A IT RM910804 A ITRM910804 A IT RM910804A IT RM910804 A0 ITRM910804 A0 IT RM910804A0
- Authority
- IT
- Italy
- Prior art keywords
- plug
- fixing
- same
- drilled piece
- drilled
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/02—Special design or construction
- B21J7/14—Forging machines working with several hammers
-
- 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
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
- B21C1/24—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles by means of mandrels
- B21C1/26—Push-bench drawing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatment Of Articles (AREA)
- Extrusion Of Metal (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4039369A DE4039369C1 (en) | 1990-12-10 | 1990-12-10 | Prodn. of metal tubes - involves cooling mandrel head and allowing thermal expansion to increase tube ID |
Publications (3)
Publication Number | Publication Date |
---|---|
ITRM910804A0 true ITRM910804A0 (en) | 1991-10-24 |
ITRM910804A1 ITRM910804A1 (en) | 1993-04-24 |
IT1250126B IT1250126B (en) | 1995-03-30 |
Family
ID=6419982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITRM910804A IT1250126B (en) | 1990-12-10 | 1991-10-24 | METHOD FOR FIXING A PIECE PERFORATED TO A PLUG AND DEVICE FOR THE IMPLEMENTATION OF THE SAME. |
Country Status (4)
Country | Link |
---|---|
CZ (1) | CZ278054B6 (en) |
DE (1) | DE4039369C1 (en) |
IT (1) | IT1250126B (en) |
SK (1) | SK278885B6 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112474871B (en) * | 2020-09-27 | 2022-06-10 | 太原科技大学 | Push rolling process of high-performance short-flow ribbed magnesium alloy seamless pipe |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3642769C1 (en) * | 1986-12-15 | 1987-07-16 | Benteler Werke Ag | Method and apparatus for rolling a pierced blank into a tube blank |
-
1990
- 1990-12-10 DE DE4039369A patent/DE4039369C1/en not_active Expired - Fee Related
-
1991
- 1991-10-14 CZ CS913115A patent/CZ278054B6/en not_active IP Right Cessation
- 1991-10-14 SK SK3115-91A patent/SK278885B6/en unknown
- 1991-10-24 IT ITRM910804A patent/IT1250126B/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE4039369C1 (en) | 1991-09-19 |
ITRM910804A1 (en) | 1993-04-24 |
IT1250126B (en) | 1995-03-30 |
SK278885B6 (en) | 1998-04-08 |
CS311591A3 (en) | 1992-06-17 |
CZ278054B6 (en) | 1993-07-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960909 |