FI80086C - Kemikalieaotervinning ur massaavlutar. - Google Patents

Kemikalieaotervinning ur massaavlutar. Download PDF

Info

Publication number
FI80086C
FI80086C FI853789A FI853789A FI80086C FI 80086 C FI80086 C FI 80086C FI 853789 A FI853789 A FI 853789A FI 853789 A FI853789 A FI 853789A FI 80086 C FI80086 C FI 80086C
Authority
FI
Finland
Prior art keywords
cooling
temperature
energy
gasification
process according
Prior art date
Application number
FI853789A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI853789L (fi
FI853789A0 (fi
FI80086B (fi
Inventor
Ragnar Bernhard
Jarl Maortensson
Sven Santen
Original Assignee
Skf Steel Eng 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 Skf Steel Eng Ab filed Critical Skf Steel Eng Ab
Publication of FI853789A0 publication Critical patent/FI853789A0/fi
Publication of FI853789L publication Critical patent/FI853789L/fi
Application granted granted Critical
Publication of FI80086B publication Critical patent/FI80086B/fi
Publication of FI80086C publication Critical patent/FI80086C/fi

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
    • D21C11/12—Combustion of pulp liquors
    • D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/10—Plasma energized

Landscapes

  • Paper (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Processing Of Solid Wastes (AREA)
FI853789A 1984-10-19 1985-10-01 Kemikalieaotervinning ur massaavlutar. FI80086C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8405231A SE454188B (sv) 1984-10-19 1984-10-19 Sett att atervinna kemikalier ur massaavlutar
SE8405231 1984-10-19

Publications (4)

Publication Number Publication Date
FI853789A0 FI853789A0 (fi) 1985-10-01
FI853789L FI853789L (fi) 1986-04-20
FI80086B FI80086B (fi) 1989-12-29
FI80086C true FI80086C (fi) 1990-04-10

Family

ID=20357414

Family Applications (1)

Application Number Title Priority Date Filing Date
FI853789A FI80086C (fi) 1984-10-19 1985-10-01 Kemikalieaotervinning ur massaavlutar.

Country Status (14)

Country Link
US (1) US4917763A (enEXAMPLES)
JP (1) JPS61174490A (enEXAMPLES)
CN (1) CN85107664B (enEXAMPLES)
AU (1) AU579409B2 (enEXAMPLES)
BR (1) BR8505120A (enEXAMPLES)
CA (1) CA1264506A (enEXAMPLES)
DE (1) DE3536022A1 (enEXAMPLES)
ES (1) ES8605602A1 (enEXAMPLES)
FI (1) FI80086C (enEXAMPLES)
FR (1) FR2572100B1 (enEXAMPLES)
GB (1) GB2165770B (enEXAMPLES)
NZ (1) NZ213787A (enEXAMPLES)
PT (1) PT81341B (enEXAMPLES)
SE (1) SE454188B (enEXAMPLES)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU580418B2 (en) * 1985-05-22 1989-01-12 A. Ahlstrom Corporation Method of recovering alkaline chemicals from flue gases containing alkaline metal vapor
SE448173B (sv) * 1985-06-03 1987-01-26 Croon Inventor Ab Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys
SE464921B (sv) * 1987-06-25 1991-07-01 Skf Plasma Tech Saett att aatervinna kemikalier ur massaavlutar
SE9001957L (sv) * 1990-05-31 1991-12-01 Chemrec Ab Rening av processgas fraan partiell foerbraenning av svartlut
FI914587A7 (fi) * 1991-09-27 1993-03-28 Ahlstroem Oy Foerfarande foer framstaellning av natriumhydroxid
DE19642162A1 (de) * 1996-10-12 1998-04-16 Krc Umwelttechnik Gmbh Verfahren zur Regeneration einer beim Kraftprozeß zum Aufschluß von Holz anfallenden Flüssigkeit unter gleichzeitiger Gewinnung von Energie
EP1290272A1 (en) * 2000-05-16 2003-03-12 Massachusetts Institute of Technology Thermal conversion of biomass to valuable fuels, chemical feedstocks and chemicals
ES2703390T3 (es) 2009-03-09 2019-03-08 Treetotextile Ab Procedimiento de fabricación de celulosa conformada combinado con un sistema de recuperación de fábrica de pasta

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3236589A (en) * 1961-02-03 1966-02-22 Reinhall Rolf Bertil Method of working up cellulose waste liquor containing sodium and sulfur
US3163495A (en) * 1962-05-02 1964-12-29 Greenawalt John Eckert In the recovery of chemicals from the incineration of waste black liquor, the method f eliminating noxious compounds entrained in the combustion gas
US3323858A (en) * 1964-08-21 1967-06-06 Lummus Co Process for recovering the alkali metal content of spent pulping liquor
SE378119B (enEXAMPLES) * 1972-04-04 1975-08-18 Angpanneforeningen
US3780675A (en) * 1972-04-18 1973-12-25 Boardman Co Plasma arc refuse disintegrator
SE448007B (sv) * 1983-04-21 1987-01-12 Skf Steel Eng Ab Forfarande och anordning for atervinning av kemikalier ur massaavlut

Also Published As

Publication number Publication date
SE454188B (sv) 1988-04-11
DE3536022A1 (de) 1986-04-24
BR8505120A (pt) 1986-07-29
SE8405231D0 (sv) 1984-10-19
US4917763A (en) 1990-04-17
FI853789L (fi) 1986-04-20
JPH0160112B2 (enEXAMPLES) 1989-12-21
FI853789A0 (fi) 1985-10-01
NZ213787A (en) 1988-01-08
DE3536022C2 (enEXAMPLES) 1987-12-03
FR2572100B1 (fr) 1988-12-16
AU4842985A (en) 1986-04-24
CA1264506A (en) 1990-01-23
AU579409B2 (en) 1988-11-24
GB2165770B (en) 1988-07-27
ES8605602A1 (es) 1986-03-16
GB8509344D0 (en) 1985-05-15
FI80086B (fi) 1989-12-29
PT81341B (pt) 1992-06-30
CN85107664B (zh) 1988-05-04
CN85107664A (zh) 1986-04-10
FR2572100A1 (fr) 1986-04-25
PT81341A (en) 1985-11-01
JPS61174490A (ja) 1986-08-06
SE8405231L (sv) 1986-04-20
ES547743A0 (es) 1986-03-16
GB2165770A (en) 1986-04-23

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Legal Events

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MM Patent lapsed

Owner name: CHEMREC AKTIEBOLAG