B01B1/00	7	Boiling; Boiling apparatus for physical or chemical purposes {; Evaporation in general}	B01B1/00	B01B1/00		299
B01B1/005	8	{Evaporation for physical or chemical purposes; Evaporation apparatus therefor, e.g. evaporation of liquids for gas phase reactions}	B01B1/00	B01B1/00		835
B01B1/02	8	Preventing foaming	B01B1/02	B01B1/02		49
B01B1/04	9	by chemical means	B01B1/04	B01B1/04		76
B01B1/06	8	Preventing bumping	B01B1/06	B01B1/06		44
B01B1/08	8	Boiling apparatus provided with reflux condenser	B01B1/08	B01B1/08		16
