FR2121501A1 - - Google Patents
Info
- Publication number
- FR2121501A1 FR2121501A1 FR7138824A FR7138824A FR2121501A1 FR 2121501 A1 FR2121501 A1 FR 2121501A1 FR 7138824 A FR7138824 A FR 7138824A FR 7138824 A FR7138824 A FR 7138824A FR 2121501 A1 FR2121501 A1 FR 2121501A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K21/00—Making hollow articles not covered by a single preceding sub-group
- B21K21/12—Shaping end portions of hollow articles
- B21K21/14—Shaping end portions of hollow articles closed or substantially-closed ends, e.g. cartridge bottoms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K21/00—Making hollow articles not covered by a single preceding sub-group
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712101313 DE2101313A1 (en) | 1971-01-13 | 1971-01-13 | Process for the production of metallic hollow bodies closed on one side |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2121501A1 true FR2121501A1 (en) | 1972-08-25 |
FR2121501B1 FR2121501B1 (en) | 1974-05-10 |
Family
ID=5795717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7138824A Expired FR2121501B1 (en) | 1971-01-13 | 1971-10-28 |
Country Status (5)
Country | Link |
---|---|
BR (1) | BR7107825D0 (en) |
DE (1) | DE2101313A1 (en) |
FR (1) | FR2121501B1 (en) |
GB (1) | GB1341141A (en) |
IT (1) | IT939486B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2429543B2 (en) * | 1974-06-20 | 1978-02-23 | Bayer. Leichtmetallwerk, Graf Blücher von Wahlstatt KG, 8000 München | DEVICE FOR FORGING HELICAL OR CURVED BEVEL GEAR |
GB2206178B (en) * | 1987-06-26 | 1991-07-10 | Xerox Corp | Impact extruded developer roll |
CN113059016B (en) * | 2021-03-16 | 2022-04-05 | 中北大学 | Thinning, stretching and extruding composite forming die for large-height-diameter ratio cylinder |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1102764A (en) * | 1953-06-24 | 1955-10-25 | Kellver A G | Method and device for the manufacture of hollow bodies, seamless, open on one side |
-
1971
- 1971-01-13 DE DE19712101313 patent/DE2101313A1/en active Pending
- 1971-09-28 IT IT5314771A patent/IT939486B/en active
- 1971-10-28 FR FR7138824A patent/FR2121501B1/fr not_active Expired
- 1971-11-24 BR BR782571A patent/BR7107825D0/en unknown
-
1972
- 1972-01-12 GB GB138872A patent/GB1341141A/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1102764A (en) * | 1953-06-24 | 1955-10-25 | Kellver A G | Method and device for the manufacture of hollow bodies, seamless, open on one side |
Also Published As
Publication number | Publication date |
---|---|
BR7107825D0 (en) | 1973-03-29 |
GB1341141A (en) | 1973-12-19 |
IT939486B (en) | 1973-02-10 |
DE2101313A1 (en) | 1972-07-27 |
FR2121501B1 (en) | 1974-05-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |