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Publication of NL85866CpublicationCriticalpatent/NL85866C/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
B01D3/14—Fractional distillation or use of a fractionation or rectification column
B01D3/26—Fractionating columns in which vapour and liquid flow past each other, or in which the fluid is sprayed into the vapour, or in which a two-phase mixture is passed in one direction
B01D3/28—Fractionating columns with surface contact and vertical guides, e.g. film action
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D11/00—Solvent extraction
B01D11/04—Solvent extraction of solutions which are liquid
B01D11/0426—Counter-current multistage extraction towers in a vertical or sloping position
B01D11/043—Counter-current multistage extraction towers in a vertical or sloping position with stationary contacting elements, sieve plates or loose contacting elements
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Chemical & Material Sciences
(AREA)
Chemical Kinetics & Catalysis
(AREA)
Vaporization, Distillation, Condensation, Sublimation, And Cold Traps
(AREA)