FR779709A - Procédé et appareil pour le traitement thermique des surfaces de roulement des rails et rails obtenus par ledit traitement
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Procédé et appareil pour le traitement thermique des surfaces de roulement des rails et rails obtenus par ledit traitement
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OXWELD RAILROAD SERVICE COMPAN
Oxweld Acetylene Co
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OXWELD RAILROAD SERVICE COMPAN
Oxweld Acetylene Co
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Application filed by OXWELD RAILROAD SERVICE COMPAN, Oxweld Acetylene CofiledCriticalOXWELD RAILROAD SERVICE COMPAN
Application grantedgrantedCritical
Publication of FR779709ApublicationCriticalpatent/FR779709A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K5/00—Gas flame welding
B23K5/22—Auxiliary equipment, e.g. backings, guides
B23K5/24—Arrangements for supporting torches
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR779709D1933-09-061934-09-01Procédé et appareil pour le traitement thermique des surfaces de roulement des rails et rails obtenus par ledit traitement
ExpiredFR779709A
(fr)