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 NL71214CpublicationCriticalpatent/NL71214C/xx
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
B01D3/38—Steam distillation
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
B01D3/14—Fractional distillation or use of a fractionation or rectification column
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C67/00—Preparation of carboxylic acid esters
C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C67/00—Preparation of carboxylic acid esters
C07C67/48—Separation; Purification; Stabilisation; Use of additives
C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C67/00—Preparation of carboxylic acid esters
C07C67/48—Separation; Purification; Stabilisation; Use of additives
C07C67/62—Use of additives, e.g. for stabilisation