AT262047B - Process for the evaporation of waste liquor flowing off from continuously operating pulp digesters - Google Patents

Process for the evaporation of waste liquor flowing off from continuously operating pulp digesters

Info

Publication number
AT262047B
AT262047B AT718966A AT718966A AT262047B AT 262047 B AT262047 B AT 262047B AT 718966 A AT718966 A AT 718966A AT 718966 A AT718966 A AT 718966A AT 262047 B AT262047 B AT 262047B
Authority
AT
Austria
Prior art keywords
evaporation
waste liquor
continuously operating
liquor flowing
pulp digesters
Prior art date
Application number
AT718966A
Other languages
German (de)
Original Assignee
Rosenblads Patenter Ab
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.)
Filing date
Publication date
Application filed by Rosenblads Patenter Ab filed Critical Rosenblads Patenter Ab
Application granted granted Critical
Publication of AT262047B publication Critical patent/AT262047B/en

Links

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
    • B01D3/06—Flash distillation
    • B01D3/065—Multiple-effect flash distillation (more than two traps)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/26—Multiple-effect evaporating
    • 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
    • B01D3/06—Flash distillation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/08—Multieffect or multistage
AT718966A 1965-08-19 1966-07-27 Process for the evaporation of waste liquor flowing off from continuously operating pulp digesters AT262047B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1085165 1965-08-19

Publications (1)

Publication Number Publication Date
AT262047B true AT262047B (en) 1968-05-27

Family

ID=20292939

Family Applications (1)

Application Number Title Priority Date Filing Date
AT718966A AT262047B (en) 1965-08-19 1966-07-27 Process for the evaporation of waste liquor flowing off from continuously operating pulp digesters

Country Status (5)

Country Link
US (1) US3428107A (en)
AT (1) AT262047B (en)
DE (1) DE1692824C3 (en)
FI (1) FI45474C (en)
NO (1) NO119205B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1441463A (en) * 1972-06-23 1976-06-30 Hitachi Ltd Multiple effect evaporator
JPS5238832B2 (en) * 1973-08-15 1977-10-01
JPS5294874A (en) * 1976-02-06 1977-08-09 Asahi Chem Ind Co Ltd Concentration by multistage multiple effect boiler
DE2648219C3 (en) * 1976-10-25 1979-04-05 Wiegand Karlsruhe Gmbh, 7505 Ettlingen Process for heating a flowing medium different from a product to be evaporated and then dried, which is used, for example, as a heating, transport or treatment medium for this product
DE3130814A1 (en) * 1981-08-04 1983-02-17 Metallgesellschaft Ag, 6000 Frankfurt METHOD FOR CONCENTRATING SLURCHES
DE3143734A1 (en) * 1981-11-04 1983-05-11 Hoechst Ag, 6230 Frankfurt METHOD FOR THE CONTINUOUS RECTIFICATION OF AN ALCOHOL-CONTAINING LIQUID MIXTURE "
FI73474B (en) * 1985-04-25 1987-06-30 Tampella Oy Ab SAETT ATT AOTERVINNA VAERME OCH KEMIKALIER FRAON AVLUT.
US4687546B1 (en) * 1985-07-19 1996-06-04 Anglo American Clays Corp Method of concentrating slurried kaolin
US4953607A (en) * 1989-02-17 1990-09-04 A. Ahlstrom Multistage evaporating system
US5730836A (en) * 1991-12-31 1998-03-24 Comalco Aluminium Limited Evaporative concentration of clay slurries

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR709044A (en) * 1930-01-02 1931-08-01 Method and apparatus for recovering loose elements from solutions to be evaporated
US2544885A (en) * 1946-02-27 1951-03-13 Gen Am Transport Vertical tube evaporator
US2651356A (en) * 1948-08-25 1953-09-08 Henry M Hunter Apparatus for evaporation
US3021265A (en) * 1957-07-05 1962-02-13 Chicago Bridge & Iron Co Multiple effect evaporating system

Also Published As

Publication number Publication date
DE1692824B2 (en) 1975-04-30
DE1692824C3 (en) 1975-12-11
DE1692824A1 (en) 1971-09-30
US3428107A (en) 1969-02-18
FI45474C (en) 1972-06-12
FI45474B (en) 1972-02-29
NO119205B (en) 1970-04-06

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