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Moskovsky Institut Stali I Splavov
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Moskovsky Institut Stali I Splavov
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Filing date
Publication date
Application filed by Moskovsky Institut Stali I SplavovfiledCriticalMoskovsky Institut Stali I Splavov
Priority to FR8400821ApriorityCriticalpatent/FR2558396B1/en
Publication of FR2558396A1publicationCriticalpatent/FR2558396A1/en
Application grantedgrantedCritical
Publication of FR2558396B1publicationCriticalpatent/FR2558396B1/en
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21B—ROLLING OF METAL
B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
B21B21/04—Pilgrim-step feeding mechanisms
FR8400821A1984-01-191984-01-19
PROCESS FOR ROLLING PILGRIM PIPES, ROLLING MACHINE FOR ITS IMPLEMENTATION AND ROLLED TUBES ACCORDING TO SAID PROCESS
ExpiredFR2558396B1
(en)
METHOD FOR MANUFACTURING HOLLOW BODY IN PRE-STRESSED CONCRETE, IN PARTICULAR TUBES OF PRE-STRESSED CONCRETE, HOLLOW BODY REALIZED ACCORDING TO THE PROCESS, IN PARTICULAR TUBE OF PRE-STRESSED CONCRETE, AND DEVICE FOR ITS IMPLEMENTATION
METHOD AND CORRESPONDING INSTALLATION FOR THE RECIRCULATION OF THE MANDRELS IN A ROLLING MACHINE WORKING IN THE HOLDING MANDREL MODE, FOR THE MANUFACTURE OF TUBES WITHOUT WELDING