SE8502807D0 - Sett och apparatur for att deaktivera avlutar - Google Patents

Sett och apparatur for att deaktivera avlutar

Info

Publication number
SE8502807D0
SE8502807D0 SE8502807A SE8502807A SE8502807D0 SE 8502807 D0 SE8502807 D0 SE 8502807D0 SE 8502807 A SE8502807 A SE 8502807A SE 8502807 A SE8502807 A SE 8502807A SE 8502807 D0 SE8502807 D0 SE 8502807D0
Authority
SE
Sweden
Prior art keywords
liquor
spent liquor
direct
condensers
heated
Prior art date
Application number
SE8502807A
Other languages
English (en)
Inventor
R Ryham
Original Assignee
Ahlstroem Foeretagen
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 Ahlstroem Foeretagen filed Critical Ahlstroem Foeretagen
Priority to SE8502807A priority Critical patent/SE8502807D0/sv
Publication of SE8502807D0 publication Critical patent/SE8502807D0/sv
Priority to CA000510152A priority patent/CA1276059C/en
Priority to US06/868,065 priority patent/US4755258A/en
Priority to FR8607883A priority patent/FR2583079A1/fr
Priority to JP61130426A priority patent/JPS626993A/ja

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/10—Concentrating spent liquor by evaporation
    • 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
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0027—Condensation of vapours; Recovering volatile solvents by condensation by direct contact between vapours or gases and the cooling medium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0033—Other features
    • B01D5/0036—Multiple-effect condensation; Fractional condensation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0078—Condensation of vapours; Recovering volatile solvents by condensation characterised by auxiliary systems or arrangements
    • B01D5/0084—Feeding or collecting the cooling medium
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Detergent Compositions (AREA)
SE8502807A 1985-06-06 1985-06-06 Sett och apparatur for att deaktivera avlutar SE8502807D0 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8502807A SE8502807D0 (sv) 1985-06-06 1985-06-06 Sett och apparatur for att deaktivera avlutar
CA000510152A CA1276059C (en) 1985-06-06 1986-05-28 Method and apparatus for deactivating spent liquors
US06/868,065 US4755258A (en) 1985-06-06 1986-05-29 Method and apparatus for deactivating spent liquor
FR8607883A FR2583079A1 (fr) 1985-06-06 1986-06-02 Procede et dispositif pour desactiver les lessives epuisees provenant de la fabrication de la pate a papier
JP61130426A JPS626993A (ja) 1985-06-06 1986-06-06 廃液の不活性化方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8502807A SE8502807D0 (sv) 1985-06-06 1985-06-06 Sett och apparatur for att deaktivera avlutar

Publications (1)

Publication Number Publication Date
SE8502807D0 true SE8502807D0 (sv) 1985-06-06

Family

ID=20360472

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8502807A SE8502807D0 (sv) 1985-06-06 1985-06-06 Sett och apparatur for att deaktivera avlutar

Country Status (5)

Country Link
US (1) US4755258A (sv)
JP (1) JPS626993A (sv)
CA (1) CA1276059C (sv)
FR (1) FR2583079A1 (sv)
SE (1) SE8502807D0 (sv)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI75615C (sv) * 1985-11-29 1991-08-26 Ahlstroem Oy Förfarande för sänkning av svartlutens viskositet
CA1299322C (en) * 1987-10-26 1992-04-28 Larry A. Wilhelmsen Apparatus and methods for reducing the formation of scale in pulping operations
US4894993A (en) * 1987-12-04 1990-01-23 Solmat Systems, Ltd. Method of and apparatus for producing power from solar ponds
FI92226B (sv) * 1991-04-15 1994-06-30 Ahlstroem Oy Förfarande för förtjockning av avlutar och återvinning av kokkemikalier vid massaframställning med alkoholbaserade kokvätskor
SE515507C2 (sv) * 1995-04-25 2001-08-20 Stora Kopparbergs Bergslags Ab Förfarande för värmeutnyttjande genom kondensation av ånga i koncentrerade lösningar
CA2229973C (en) * 1997-02-21 2002-08-13 Ahlstrom Machinery Oy Method of inhibiting scaling in black liquor evaporators
FI972954A (sv) * 1997-07-11 1999-01-12 Sunds Defibrator Pori Oy F"rfarande f"r behandling av avlut vid framställning av sulfatsellulosa
SE522436C2 (sv) 1998-05-26 2004-02-10 Andritz Oy Förfarande för förhindrande av nedsmutsning av värmeöverföringsytor i en flerstegsindunstningsanläggning för svartlut och blekeriutsläpp
FI981803A (sv) * 1998-08-21 2000-02-22 Ahlstrom Machinery Oy Förfarande för att förhindra bildning av utfällningar
CA2348516C (en) * 1998-11-09 2007-10-09 Kvaerner Pulping Aktiebolag Method of producing process steam from a black liquor
US7241363B2 (en) * 2004-06-26 2007-07-10 International Paper Company Methods to decrease scaling in digester systems
US7566383B2 (en) * 2005-06-17 2009-07-28 Purdue Research Foundation Heat recovery from a biomass heat source
US20070251256A1 (en) * 2006-03-20 2007-11-01 Pham Hung M Flash tank design and control for heat pumps
US8518155B2 (en) * 2007-03-16 2013-08-27 Air Products And Chemicals, Inc. Method and apparatus for separating gases
US8986504B1 (en) 2013-10-25 2015-03-24 International Paper Company Digester apparatus

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2044095A (en) * 1933-11-03 1936-06-16 Brown Co Evaporating process and apparatus therefor
US2140992A (en) * 1935-03-06 1938-12-20 American Lurgi Corp Process for preventing incrustation on heating surfaces during the concentration of sulphite-cellulose waste liquor
US2544885A (en) * 1946-02-27 1951-03-13 Gen Am Transport Vertical tube evaporator
US2801168A (en) * 1949-04-02 1957-07-30 Goddard Harold Oliver Waste sulphite liquor recovery
BE523644A (sv) * 1952-11-03
US2803589A (en) * 1952-12-03 1957-08-20 Eleanore T Allen Method of and apparatus for flash evaporation treatment
US2744571A (en) * 1953-09-28 1956-05-08 Goslin Birmingham Mfg Company Evaporating process
US3179159A (en) * 1960-10-19 1965-04-20 Ahlstroem Oy Procedure for evaporating waste lye from pulp
US3286763A (en) * 1964-10-19 1966-11-22 Jacoby Process Equipment Co In Recovering heat from a blow evaporator for use in a surface evaporator
FR1487212A (fr) * 1966-07-21 1967-06-30 Rosenblads Patenter Ab Procédé d'évaporation des liqueurs s'écoulant de chaudières de cuisson de la cellulose fonctionnant en continu
US3425477A (en) * 1966-09-28 1969-02-04 Marathon Eng Inc Method for heat recovery in evaporating and burning spent liquor
US3647638A (en) * 1967-07-17 1972-03-07 Hydro Chem & Mineral Corp Ascending multi-stage distillation apparatus and method utilizing a feed-liquid-lift system
US3463216A (en) * 1967-12-21 1969-08-26 Dorr Oliver Inc Thermal self-sustaining system for spent pulping liquors
US3692634A (en) * 1970-05-07 1972-09-19 Donald F Othmer Method for producing pure water from sea water and other solutions by flash vaporization and condensation
FI46411C (sv) * 1971-02-19 1973-03-12 Ahlstroem Oy Sätt för återvinning av terpentin och värme vid indunstning av svartlu t
US4018656A (en) * 1974-09-03 1977-04-19 Bechtel International Corporation Thermal softening and distillation by regenerative method
US4017421A (en) * 1975-12-16 1977-04-12 Othmer Donald F Wet combustion process
LU79411A1 (fr) * 1978-04-11 1979-11-07 Laguilharre P Procede de refroidissement d'un lait concentre chaud provenant d'un evaporateur,par detentes etagees
DE2850104A1 (de) * 1978-11-18 1980-05-22 Goldschmidt Ag Th Verfahren zur direkten erwaermung eines fluessigen mediums unter ausnutzung der kondensationswaerme sowie vorrichtung zur durchfuehrung des verfahrens
SE422604B (sv) * 1980-08-29 1982-03-15 Modo Chemetics Ab Forfarande for flidforvermning
DE3130814A1 (de) * 1981-08-04 1983-02-17 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur konzentration von schlempen

Also Published As

Publication number Publication date
JPH0215672B2 (sv) 1990-04-12
JPS626993A (ja) 1987-01-13
CA1276059C (en) 1990-11-13
US4755258A (en) 1988-07-05
FR2583079A1 (fr) 1986-12-12

Similar Documents

Publication Publication Date Title
SE8502807D0 (sv) Sett och apparatur for att deaktivera avlutar
ATE10167T1 (de) Vorrichtung und verfahren zur konzentration einer fluessigkeit durch verdampfung.
US3638708A (en) Methods of multiple stage evaporation from heat sources other than steam
ATE104045T1 (de) Verfahren zum entzug von fluessigkeit aus feuchtem material.
MY100165A (en) Process and apparatus for deodorizing and/or physical refining of cocoa butter and cocoa butter substitutes.
ATE9441T1 (de) Vorrichtung zum trennen von stoffgemischen in fluessiger phase.
ATE36346T1 (de) Desodorierung von triglyceridoelen.
ATE15146T1 (de) Verfahren und vorrichtung zur automatischen und kontinuierlichen verdampfung und kondensierung.
BR8008440A (pt) Lampada de descarga a vapor de metal de alta intensidade tendo meios internos que promovem a formacao de pelicula de condensado
BR8301274A (pt) Condensador de vapor de caldeira
SE8503450L (sv) System for indunstning av avlut
FI870846A0 (fi) Kolonnkonstruktion eller kokutrymme i en destillationsanordning.
ATE28807T1 (de) Anlage zur beseitigung von sickerwasser und faulgas in abfalldeponien.
ATE48696T1 (de) Verbessertes verfahren und vorrichtung zur wiedergewinnung von energie in gegenstromwaermeaustauscher und distillation.
BR8003260A (pt) Processo para o fracionamento de uma mistura gasosa por retificacao,e,aparelho para sua realizacao
BR9302987A (pt) Metodo de recuperacao de carbonato de propileno
US3325970A (en) Method of condensing blow-off steam in sulphate pulping
IT1213689B (it) Circuito per il recupero del solvente dal vapore presente nel distillatore in macchine e/o impianti per il lavaggio a secco
SE8207061L (sv) Sett och anordning for avdunstning av vetska
BR8100945A (pt) Aparelho de evaporacao para gerar vapor a partir de um liquido
BR8207693A (pt) Processo e dispositivo de alimentacao de um gerador de vapor
SE8501465L (sv) Sett och anordning for kemikalieatervinning av massaavlutar i konventionell sodapanna
SU958826A1 (ru) Конденсатор с воздушным охлаждением
JPS51138582A (en) Auto-compression type distillation apparatus
SU670793A2 (ru) Конденсационна паротурбинна установка