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DORFNER O H G GEB
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DORFNER O H G GEB
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Publication of ES249763A1publicationCriticalpatent/ES249763A1/en
Procedure to whiten the caolon on all to eliminate iron characterized by acidifying a decanted matter in the manner known per se, then adding a reduction medium and then removing it with water, which reacts exchange ions which, at the end of their reaction, will be removed. (Machine-translation by Google Translate, not legally binding)
ES0249763A1958-06-021959-05-30Procedure for whitening the caolºn (Machine-translation by Google Translate, not legally binding)
ExpiredES249763A1
(en)
Procedure for the preparation of piridoxal and its derivatives with a protected aldehyde group (Machine-translation by Google Translate, not legally binding)
Procedure for the protection of metals against the electrochemical corrosión of the acid type and against the penetration of hydrogen and its acid-typical consequences (Machine-translation by Google Translate, not legally binding)