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Priority to JP9426972ApriorityCriticalpatent/JPS5338687B2/ja
Publication of JPS4952117ApublicationCriticalpatent/JPS4952117A/ja
Publication of JPS5338687B2publicationCriticalpatent/JPS5338687B2/ja
Stahl für ölbohrlochrohre mit hohem korrosionswiderstand gegen feuchtes kohlendioxidgas und mit hohem korrosionswiderstand gegen seewasser, sowie nahtlose ölbohrlochrohre