FI954695A0 - Menetelmä natriumsulfaatin muuntamiseksi - Google Patents

Menetelmä natriumsulfaatin muuntamiseksi

Info

Publication number
FI954695A0
FI954695A0 FI954695A FI954695A FI954695A0 FI 954695 A0 FI954695 A0 FI 954695A0 FI 954695 A FI954695 A FI 954695A FI 954695 A FI954695 A FI 954695A FI 954695 A0 FI954695 A0 FI 954695A0
Authority
FI
Finland
Prior art keywords
conversion
sodium sulfate
sulfate
sodium
Prior art date
Application number
FI954695A
Other languages
English (en)
Swedish (sv)
Other versions
FI954695A (fi
Inventor
Michael Bobik
Dieter Chybin
Alfred Glasner
Karin Taferner
Original Assignee
Australian Energy & Environmen
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 Australian Energy & Environmen filed Critical Australian Energy & Environmen
Publication of FI954695A0 publication Critical patent/FI954695A0/fi
Publication of FI954695A publication Critical patent/FI954695A/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
    • 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
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D21C11/0071—Treatment of green or white liquors with gases, e.g. with carbon dioxide for carbonation; Expulsion of gaseous compounds, e.g. hydrogen sulfide, from these liquors by this treatment (stripping); Optional separation of solid compounds formed in the liquors by this treatment
    • 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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • 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
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • 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
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
    • D21C11/066—Separation of solid compounds from these gases; further treatment of recovered products
    • 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
    • D21C11/127—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis with post-combustion of the gases
FI954695A 1993-04-05 1995-10-03 Menetelmä natriumsulfaatin muuntamiseksi FI954695A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0068293A AT398992B (de) 1993-04-05 1993-04-05 Verfahren zur umwandlung von natriumsulfat
PCT/AT1994/000038 WO1994023124A1 (de) 1993-04-05 1994-03-31 Verfahren zur umwandlung von natriumsulfat

Publications (2)

Publication Number Publication Date
FI954695A0 true FI954695A0 (fi) 1995-10-03
FI954695A FI954695A (fi) 1995-10-03

Family

ID=3497044

Family Applications (1)

Application Number Title Priority Date Filing Date
FI954695A FI954695A (fi) 1993-04-05 1995-10-03 Menetelmä natriumsulfaatin muuntamiseksi

Country Status (8)

Country Link
US (1) US5759345A (fi)
EP (1) EP0693145B1 (fi)
AT (1) AT398992B (fi)
AU (1) AU6532294A (fi)
CA (1) CA2160008C (fi)
DE (1) DE59404103D1 (fi)
FI (1) FI954695A (fi)
WO (1) WO1994023124A1 (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007036380A1 (de) * 2007-07-31 2009-02-05 Voith Patent Gmbh Verfahren und Anlage zur Aufbereitung der Ablauge eines Sulfitverfahrens
FI125337B (fi) * 2010-10-18 2015-08-31 Andritz Oy Menetelmä ja järjestely epäpuhtauksien erottamiseksi nesteistä tai höyryistä
CN102874769B (zh) * 2012-10-09 2014-07-02 广西大学 碱熔物中硫化钠的氧化转化方法及装置
CN109233884A (zh) * 2018-10-17 2019-01-18 四川锐源能环科技有限公司 一种液态危险废物处理系统
US10888818B2 (en) * 2019-01-15 2021-01-12 Honeywell International Inc. Integrated mercaptan extraction and/or sweetening processes combined with thermal oxidation and flue gas treatment
CN111717897A (zh) * 2019-03-19 2020-09-29 萍乡市华星环保工程技术有限公司 一种采用硫泡沫制酸的方法
CN115401054B (zh) * 2022-09-16 2023-04-07 贵州中蓝环保科技有限公司 一种无害化处理电解锰渣的方法
CN115716078A (zh) * 2022-10-17 2023-02-28 北京中科国润环保科技有限公司 二氧化碳资源化利用的方法和系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3366535A (en) * 1966-07-11 1968-01-30 William T Neiman Process for regenerating waste liquor for reuse in kraft pulping operation
US3826710A (en) * 1972-04-21 1974-07-30 Owens Illinois Inc Carbonation system for recovery of sodium base pulping liquor
US4148684A (en) * 1976-11-08 1979-04-10 Mei Systems Inc. Methods for recovery and recycling of chemicals from sodium sulfite and sodium bisulfite pulping operations
AT351359B (de) * 1977-06-08 1979-07-25 Erco Envirotech Ltd Verfahren zur entfernung des natriumchlorids bei der herstellung von zellstoff
SE448173B (sv) * 1985-06-03 1987-01-26 Croon Inventor Ab Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys
SE456254B (sv) * 1987-02-12 1988-09-19 Korsnes Ab Sett att rena gronlut i sulfatmassafabrikers kemikalieatervinning
AT398440B (de) * 1991-10-25 1994-12-27 Waagner Biro Ag Verfahren zur rückgewinnung der chemikalien der kochlauge
JP3447112B2 (ja) * 1994-05-23 2003-09-16 アルインコ株式会社 作業台の伸縮脚

Also Published As

Publication number Publication date
AU6532294A (en) 1994-10-24
ATA68293A (de) 1994-07-15
CA2160008C (en) 2001-06-12
CA2160008A1 (en) 1994-10-13
EP0693145A1 (de) 1996-01-24
EP0693145B1 (de) 1997-09-17
AT398992B (de) 1995-02-27
FI954695A (fi) 1995-10-03
WO1994023124A1 (de) 1994-10-13
DE59404103D1 (de) 1997-10-23
US5759345A (en) 1998-06-02

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