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.)
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TI Group Services Ltd
Original Assignee
TI Group Services Ltd
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Publication date
Application filed by TI Group Services LtdfiledCriticalTI Group Services Ltd
Priority to FR795614ApriorityCriticalpatent/FR75769E/en
Application grantedgrantedCritical
Publication of FR75769EpublicationCriticalpatent/FR75769E/en
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
B21C23/00—Extruding metal; Impact extrusion
B21C23/02—Making uncoated products
B21C23/04—Making uncoated products by direct extrusion
B21C23/08—Making wire, bars, tubes
B21C23/085—Making tubes
FR795614A1959-05-261959-05-26
Method of manufacturing metal tubes
ExpiredFR75769E
(en)