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Standard
UNE 22121:1964

UNE 22121:1964

Plomo, cobre y zinc en piritas, minerales afines y residuos de su tostación. Definiciones y métodos de determinación.

LEAD, COPPPER AND ZINC IN PYRITES, ANALOGOUS MINE ORES AND WASTES OF THEIR TOASTING. DEFINITIONS AND METHODS OF THE DETERMINATION.

Publication Date:
1964-03-15 /Anulada
Cancellation date:
2006-02-09

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