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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WELLMAN SEAVER ROLLING MILL CY
Original Assignee
WELLMAN SEAVER ROLLING MILL CY
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by WELLMAN SEAVER ROLLING MILL CYfiledCriticalWELLMAN SEAVER ROLLING MILL CY
Application grantedgrantedCritical
Publication of FR796013ApublicationCriticalpatent/FR796013A/fr
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
B21C1/32—Feeding or discharging the material or mandrels
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
B21C45/00—Separating mandrels from work or vice versa
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR796013D1934-11-151935-10-07Procédé et appareil pour la fabrication de tubes et autres articles tubulaires métalliques
ExpiredFR796013A
(fr)