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BASF SE
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BASF SE
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Verfahren zur gleichzeitigen Gewinnung von reinem Ammoniumsulfat und reinen Lactamen aus Gemischen, die durch Beckmannsche Umlagerung von cycloaliphatischen Ketoximen mit Schwefelsaeure oder Oleum erhalten worden sind
Verfahren zur Reinigung von durch Beckmann'sche Umlagerung aus einem durch Photonltrosierung von Cycloalkan erhaltenen rohen Cycloalkanonoxim hergestelltem rohen Lactam