FI940145A0 - Menetelmä kemikaalien ja energian talteenottamiseksi selluloosajätelipeistä - Google Patents

Menetelmä kemikaalien ja energian talteenottamiseksi selluloosajätelipeistä

Info

Publication number: FI940145A0
Authority: FI; Finland
Prior art keywords: energy; waste liquors; cellulosic waste; recovering chemicals; recovering
Prior art date: 1991-07-16

Application number

FI940145A

Other languages

English (en)

Swedish (sv)

Other versions

FI940145A7 (fi

Inventor

Jan-Erik Kignell

Original Assignee

Chemrec 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.)

1991-07-16

Filing date

1994-01-12

Publication date

1994-01-12

1994-01-12 Application filed by Chemrec Ab filed Critical Chemrec Ab

1994-01-12 Publication of FI940145A0 publication Critical patent/FI940145A0/fi

1994-01-12 Publication of FI940145A7 publication Critical patent/FI940145A7/fi

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
- 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
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste

FI940145A 1991-07-16 1994-01-12 Menetelmä kemikaalien ja energian talteenottamiseksi selluloosajätelipeistä FI940145A7 (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE9102186A SE470066B (sv)	1991-07-16	1991-07-16	Utvinning av kemikalier och energi från cellulosaavlutar genom förgasning
PCT/SE1992/000477 WO1993002249A1 (en)	1991-07-16	1992-06-29	Method for recovery of chemicals and energy from spent liquor

Publications (2)

Publication Number	Publication Date
FI940145A0 true FI940145A0 (fi)	1994-01-12
FI940145A7 FI940145A7 (fi)	1994-01-12

Family

ID=20383335

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI940145A FI940145A7 (fi)	1991-07-16	1994-01-12	Menetelmä kemikaalien ja energian talteenottamiseksi selluloosajätelipeistä

Country Status (9)

Country	Link
EP (1)	EP0660896A1 (fi)
JP (1)	JPH07500150A (fi)
AU (1)	AU655063B2 (fi)
BR (1)	BR9206271A (fi)
CA (1)	CA2112563A1 (fi)
FI (1)	FI940145A7 (fi)
NO (1)	NO940149D0 (fi)
SE (1)	SE470066B (fi)
WO (1)	WO1993002249A1 (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE9300803L (sv) *	1993-03-11	1994-05-24	Chemrec Ab	Process för separation av svavelföreningar ur en koldioxid- och vätesulfidinnehållande gasström
TW245651B (en) *	1994-02-24	1995-04-21	Babcock & Wilcox Co	Black liquor gasifier
SE505249C2 (sv) *	1994-11-04	1997-07-21	Kvaerner Pulping Tech	Återvinning av blekerifiltrat genom att filtratet används i ett gaskylsystem i en förgasningsanläggning
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
DE19718131C2 (de) *	1997-04-29	1999-10-14	Krc Umwelttechnik Gmbh	Verfahren und Vorrichtung zur Regeneration einer beim Kraftprozeß zum Aufschluß von Holz anfallenden Flüssigkeit durch Vergasung
US20110226997A1 (en) *	2010-03-19	2011-09-22	Air Products And Chemicals, Inc.	Method And System Of Gasification

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3073672A (en) *	1959-04-15	1963-01-15	Stora Kopparbergs Bergslags Ab	Method of gasifying sulphurous cellulose waste liquors
US3323858A (en) *	1964-08-21	1967-06-06	Lummus Co	Process for recovering the alkali metal content of spent pulping liquor
SE363651B (fi) *	1969-06-03	1974-01-28	Svenska Cellulosa Ab
SE448173B (sv) *	1985-06-03	1987-01-26	Croon Inventor Ab	Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys

1991
- 1991-07-16 SE SE9102186A patent/SE470066B/sv not_active IP Right Cessation
1992
- 1992-06-29 CA CA002112563A patent/CA2112563A1/en not_active Abandoned
- 1992-06-29 JP JP5502439A patent/JPH07500150A/ja active Pending
- 1992-06-29 EP EP92915696A patent/EP0660896A1/en not_active Withdrawn
- 1992-06-29 BR BR9206271A patent/BR9206271A/pt not_active Application Discontinuation
- 1992-06-29 AU AU23327/92A patent/AU655063B2/en not_active Ceased
- 1992-06-29 WO PCT/SE1992/000477 patent/WO1993002249A1/en not_active Ceased
1994
- 1994-01-12 FI FI940145A patent/FI940145A7/fi not_active Application Discontinuation
- 1994-01-14 NO NO940149A patent/NO940149D0/no unknown

Also Published As

Publication number	Publication date
NO940149L (no)	1994-01-14
FI940145A7 (fi)	1994-01-12
EP0660896A1 (en)	1995-07-05
SE9102186D0 (sv)	1991-07-16
BR9206271A (pt)	1995-10-10
AU655063B2 (en)	1994-12-01
SE470066B (sv)	1993-11-01
NO940149D0 (no)	1994-01-14
SE9102186L (sv)	1993-01-17
JPH07500150A (ja)	1995-01-05
WO1993002249A1 (en)	1993-02-04
AU2332792A (en)	1993-02-23
CA2112563A1 (en)	1993-02-04

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Legal Events

Date	Code	Title	Description
1997-01-14	FD	Application lapsed