Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE463354ApublicationCriticalpatent/BE463354A/xx
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D19/00—Degasification of liquids
B01D19/02—Foam dispersion or prevention
B01D19/04—Foam dispersion or prevention by addition of chemical substances
B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
B01D19/0413—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing N-atoms