Chemistry of inorganic compounds – Nitrogen or compound thereof – Oxygen containing
Patent
1993-10-18
1995-05-02
O'Sullivan, Peter
Chemistry of inorganic compounds
Nitrogen or compound thereof
Oxygen containing
423395, 423398, 562609, C01B 2120, C07C 5141
Patent
active
054117259
ABSTRACT:
The present invention relates to a process for the continuous conversion of one hydroxylamine salt to another hydroxylamine salt, said process involving a countercurrent liquid-liquid extraction followed by a countercurrent liquid-liquid re-extraction. Characteristically, the extractant is used in the extraction step in the salified form and in the acid form.
REFERENCES:
patent: 3695834 (1972-10-01), Wheelwright
Chesne Andre
DeRubercy Michel
Durand Gerard
Pareau Dominique
O'Sullivan Peter
Societe Generale Pour les Techniques Nouvelles -SGN-
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