NL40816C - - Google Patents
Info
- Publication number
- NL40816C NL40816C NL58463A NL58463A NL40816C NL 40816 C NL40816 C NL 40816C NL 58463 A NL58463 A NL 58463A NL 58463 A NL58463 A NL 58463A NL 40816 C NL40816 C NL 40816C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/02—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
- B21B17/04—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Optical Elements Other Than Lenses (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US270290A US1858990A (en) | 1928-04-16 | 1928-04-16 | Method of and means for rolling seamless tubing |
GB25102/31A GB393636A (en) | 1928-04-16 | 1931-09-07 | Method of and means for rolling seamless tubing |
DEG80585D DE637620C (de) | 1928-04-16 | 1931-09-09 | Verfahren zur Herstellung von Rohren aus einem zylindrischen, mit einem eingezogenen Dorn versehenen Arbeitsstueck mittels eines kontinuierlichen Walzwerks |
NL58463A NL40816C (pt) | 1928-04-16 | 1931-09-16 | |
FR725152D FR725152A (fr) | 1928-04-16 | 1931-09-17 | Procédé et appareil pour la fabrication des tubes sans soudure |
BE382800D BE382800A (pt) | 1928-04-16 | 1931-09-19 |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US270290A US1858990A (en) | 1928-04-16 | 1928-04-16 | Method of and means for rolling seamless tubing |
GB25102/31A GB393636A (en) | 1928-04-16 | 1931-09-07 | Method of and means for rolling seamless tubing |
DEG80585D DE637620C (de) | 1928-04-16 | 1931-09-09 | Verfahren zur Herstellung von Rohren aus einem zylindrischen, mit einem eingezogenen Dorn versehenen Arbeitsstueck mittels eines kontinuierlichen Walzwerks |
NL58463A NL40816C (pt) | 1928-04-16 | 1931-09-16 | |
FR725152T | 1931-09-17 | ||
BE382800T | 1931-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL40816C true NL40816C (pt) | 1937-06-15 |
Family
ID=10222246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL58463A NL40816C (pt) | 1928-04-16 | 1931-09-16 |
Country Status (6)
Country | Link |
---|---|
US (1) | US1858990A (pt) |
BE (1) | BE382800A (pt) |
DE (1) | DE637620C (pt) |
FR (1) | FR725152A (pt) |
GB (1) | GB393636A (pt) |
NL (1) | NL40816C (pt) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE976335C (de) * | 1941-05-01 | 1963-07-11 | Demag Ag | Verfahren und Vorrichtung zum Herstellen von Rohren auf einer Stossbank |
US2442850A (en) * | 1943-12-20 | 1948-06-08 | Revere Copper & Brass Inc | Method of and apparatus for making flat metal tubes |
US2677172A (en) * | 1948-10-16 | 1954-05-04 | Gen Electric | Method of making sheathed electric heating units |
LU34271A1 (pt) * | 1955-04-02 | |||
NL207167A (pt) * | 1955-05-17 | 1900-01-01 | Delta Kuehlschrank G M B H | |
US3176493A (en) * | 1961-09-25 | 1965-04-06 | Weiss Eugene | Method of stretching hollow metallic bodies and apparatus therefor |
US4129023A (en) * | 1977-10-11 | 1978-12-12 | Morgan Construction Company | Rolling mill |
US5218851A (en) * | 1991-06-21 | 1993-06-15 | Kawasaki Steel Corporation | Mandrel mill capable of preventing stripping miss |
US5513511A (en) * | 1991-08-22 | 1996-05-07 | Kawasaki Steel Corporation | Method of producing seamless steel tube by using mandrel mill |
DE4138178A1 (de) * | 1991-11-15 | 1993-05-27 | Mannesmann Ag | Verfahren zum laengswalzen nahtloser rohre |
DE4213276C2 (de) * | 1992-04-16 | 1996-05-23 | Mannesmann Ag | Verfahren zum Herstellen nahtloser Rohre nach dem Stopfenwalzverfahren |
JP4003463B2 (ja) * | 2002-01-28 | 2007-11-07 | 住友金属工業株式会社 | 継目無鋼管の製造方法 |
GB0317765D0 (en) | 2003-07-30 | 2003-09-03 | Rolls Royce Plc | Deformed forging |
EP1738839B1 (en) * | 2005-06-28 | 2009-08-26 | Sumitomo Metal Industries, Ltd. | Cold rolling process for metal tubes |
US7188501B2 (en) * | 2005-06-28 | 2007-03-13 | Sumitomo Metal Industries, Ltd. | Cold rolling process for metal tubes |
US7191629B1 (en) | 2006-04-13 | 2007-03-20 | Morgan Construction Company | Modular rolling mill |
-
1928
- 1928-04-16 US US270290A patent/US1858990A/en not_active Expired - Lifetime
-
1931
- 1931-09-07 GB GB25102/31A patent/GB393636A/en not_active Expired
- 1931-09-09 DE DEG80585D patent/DE637620C/de not_active Expired
- 1931-09-16 NL NL58463A patent/NL40816C/xx active
- 1931-09-17 FR FR725152D patent/FR725152A/fr not_active Expired
- 1931-09-19 BE BE382800D patent/BE382800A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE637620C (de) | 1936-10-31 |
US1858990A (en) | 1932-05-17 |
GB393636A (en) | 1933-06-07 |
FR725152A (fr) | 1932-05-07 |
BE382800A (pt) | 1931-10-31 |