FR557310A - Process for the manufacture of metal tubes - Google Patents
Process for the manufacture of metal tubesInfo
- Publication number
- FR557310A FR557310A FR557310DA FR557310A FR 557310 A FR557310 A FR 557310A FR 557310D A FR557310D A FR 557310DA FR 557310 A FR557310 A FR 557310A
- Authority
- FR
- France
- Prior art keywords
- manufacture
- metal tubes
- tubes
- metal
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US389348A US1474800A (en) | 1920-06-16 | 1920-06-16 | Method of making seamless tubes |
Publications (1)
Publication Number | Publication Date |
---|---|
FR557310A true FR557310A (en) | 1923-08-07 |
Family
ID=23537885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR557310D Expired FR557310A (en) | 1920-06-16 | 1922-10-11 | Process for the manufacture of metal tubes |
Country Status (2)
Country | Link |
---|---|
US (1) | US1474800A (en) |
FR (1) | FR557310A (en) |
-
1920
- 1920-06-16 US US389348A patent/US1474800A/en not_active Expired - Lifetime
-
1922
- 1922-10-11 FR FR557310D patent/FR557310A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1474800A (en) | 1923-11-20 |
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