Classifications

• • 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
  • 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

Landscapes

• Chemical & Material Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
• Separation By Low-Temperature Treatments (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=4528098

Family Applications (1)

Country Status (5)

• 0
  • NL NL85866D patent/NL85866C/xx active
• 1948
  • 1948-11-12 CH CH269498D patent/CH269498A/en unknown
• 1949
  • 1949-11-06 DE DES641D patent/DE818934C/en not_active Expired
  • 1949-11-11 GB GB28926/49A patent/GB676023A/en not_active Expired
  • 1949-11-12 FR FR999535D patent/FR999535A/en not_active Expired

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