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Vodafone GmbH
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Mannesmannroehren Werke AG
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Filing date
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Application filed by Mannesmannroehren Werke AGfiledCriticalMannesmannroehren Werke AG
Application grantedgrantedCritical
Publication of FR428414ApublicationCriticalpatent/FR428414A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21B—ROLLING OF METAL
B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR428414D1910-05-201911-04-12Mandrins creux pour les laminoirs de tubes
ExpiredFR428414A
(fr)