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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Hydraulik GmbH
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Hydraulik GmbH
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Publication date
Application filed by Hydraulik GmbHfiledCriticalHydraulik GmbH
Application grantedgrantedCritical
Publication of FR689511ApublicationCriticalpatent/FR689511A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS 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
B21C23/03—Making uncoated products by both direct and backward extrusion
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR689511D1929-02-111930-02-06Procédé de fabrication de tubes de toutes longeurs dans des presses à étirer
ExpiredFR689511A
(fr)