B01BBOILINGBOILING APPARATUS ; EVAPORATION; EVAPORATION APPARATUS B01B1/00 B01B1/00BoilingBoiling apparatus for physical or chemical purposes ; Evaporation in general B01B1/005Evaporation for physical or chemical purposes; Evaporation apparatus therefor, e.g. evaporation of liquids for gas phase reactions B01B1/02Preventing foaming B01B1/04by chemical means B01B1/06Preventing bumping B01B1/08Boiling apparatus provided with reflux condenser