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.)
Duncan Stewart & Co Ltd
Imperial Chemical Industries Ltd
Original Assignee
Duncan Stewart & Co Ltd
Imperial Chemical Industries Ltd
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 Duncan Stewart & Co Ltd, Imperial Chemical Industries LtdfiledCriticalDuncan Stewart & Co Ltd
Application grantedgrantedCritical
Publication of FR831790ApublicationCriticalpatent/FR831790A/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
B21C25/00—Profiling tools for metal extruding
B21C25/04—Mandrels
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR831790D1937-01-091938-01-07Perfectionnements aux presses hydrauliques
ExpiredFR831790A
(fr)