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Individual
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Individual
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Priority to ES15612ApriorityCriticalpatent/ES15612A1/es
Publication of ES15612A1publicationCriticalpatent/ES15612A1/es
Un nuevo resultado industrial que consiste en la extracción y fabricación del hidrato de protóxido de radio, o sea, la sosa cáustica y las sales de sosa, del sulfato de sosa mineral de España.