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Pechiney SA
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Pechiney SA
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Application filed by Pechiney SAfiledCriticalPechiney SA
Publication of ES207973A1publicationCriticalpatent/ES207973A1/en
Method for drawing alterable metals in contact with the atmosphere and/or contact with the usual metals, characterized in that the package is enclosed in a protective envelope before being placed in the container of a stretching press and when it is removed from said envelope in the sense of stretching by means of the same pressure that serves to effect the stretch and simultaneously with the latter. (Machine-translation by Google Translate, not legally binding)
ES0207973A1952-02-261953-02-25A procedure and apparatus for the stretching of metals (Machine-translation by Google Translate, not legally binding)
ExpiredES207973A1
(en)
A procedure for the obtaining of alcaminic esters of N-monoalquylated and N-mono-alkyl-oxyalkylated aminooxibenzoic acids. (Machine-translation by Google Translate, not legally binding)