PT101244A - Processo para a recuperacao e re-utilizacao do enxofre numa instalacao de fabricacao de celulose pelo metodo do sulfato - Google Patents

Processo para a recuperacao e re-utilizacao do enxofre numa instalacao de fabricacao de celulose pelo metodo do sulfato

Info

Publication number: PT101244A
Authority: PT; Portugal
Prior art keywords: reuse; sulfur; recovery; manufacturing installation; sulfate method
Prior art date: 1992-04-01

Application number

PT101244A

Other languages

English (en)

Other versions

PT101244B (pt

Inventor

Esa Pikkujamsa

Risto Hamalainen

Seppo Tuominiemi

Ari Tamminen

Original Assignee

Tampella Power Oy

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.)

1992-04-01

Filing date

1993-03-31

Publication date

1994-03-31

1993-03-31 Application filed by Tampella Power Oy filed Critical Tampella Power Oy

1994-03-31 Publication of PT101244A publication Critical patent/PT101244A/pt

1999-09-30 Publication of PT101244B publication Critical patent/PT101244B/pt

Links

238000000034 method Methods 0.000 title 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title 1
229920002678 cellulose Polymers 0.000 title 1
239000001913 cellulose Substances 0.000 title 1
238000009434 installation Methods 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
238000011084 recovery Methods 0.000 title 1
229910052717 sulfur Inorganic materials 0.000 title 1
239000011593 sulfur Substances 0.000 title 1

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
- D21C11/04—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
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
- 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

PT101244A 1992-04-01 1993-03-31 Processo para a recuperacao e re-utilizacao do enxofre numa instalacao de fabricacao de celulose pelo metodo do sulfato PT101244B (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FI921445A FI94266B (fi)	1992-04-01	1992-04-01	Menetelmä rikin talteenottamiseksi ja uudelleen käyttämiseksi sulfaatti sellutehtaassa

Publications (2)

Publication Number	Publication Date
PT101244A true PT101244A (pt)	1994-03-31
PT101244B PT101244B (pt)	1999-09-30

Family

ID=8535024

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT101244A PT101244B (pt)	1992-04-01	1993-03-31	Processo para a recuperacao e re-utilizacao do enxofre numa instalacao de fabricacao de celulose pelo metodo do sulfato

Country Status (6)

Country	Link
CA (1)	CA2093098A1 (pt)
ES (1)	ES2080643B1 (pt)
FI (1)	FI94266B (pt)
FR (1)	FR2690934B1 (pt)
PT (1)	PT101244B (pt)
SE (1)	SE510171C2 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE9704298L (sv) *	1997-11-24	1999-05-25	Kvaerner Pulping Tech	Förfarande vid blekning av cellulosa i ett slutet system under användning av Caro´s syra
FI127393B (en) *	2016-09-07	2018-05-15	Valmet Technologies Oy	System and method for preparing a sulfuric acid solution
FI130066B (en)	2019-02-13	2023-01-31	Andritz Oy	A method for replacing sodium losses in a pulp mill and a method for producing bleached cellulose pulp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4098639A (en) *	1975-06-17	1978-07-04	Mo Och Domsjo Aktiebolag	Process for reducing the requirement of fresh chemicals without increasing emissions in the pulping of cellulosic material
SE411772B (sv) *	1978-04-07	1980-02-04	Sca Development Ab	Sett for minskning av utsleppen till recipient och atmosfer vid uppslutning av cellulosahaltigt material
JPS5513141A (en) *	1978-07-17	1980-01-30	Toshiba Corp	Treatment of offensive odor gas
SE442523B (sv) *	1981-06-22	1986-01-13	Mo Och Domsjoe Ab	Forfarande for att forhindra utslepp av svavelinnehallande gaser vid framstellning av kemisk cellulosamassa

1992
- 1992-04-01 FI FI921445A patent/FI94266B/fi active
1993
- 1993-03-31 PT PT101244A patent/PT101244B/pt not_active IP Right Cessation
- 1993-03-31 SE SE9301070A patent/SE510171C2/sv not_active IP Right Cessation
- 1993-03-31 CA CA002093098A patent/CA2093098A1/en not_active Abandoned
- 1993-03-31 ES ES09300663A patent/ES2080643B1/es not_active Expired - Fee Related
- 1993-04-01 FR FR9303831A patent/FR2690934B1/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
SE9301070D0 (sv)	1993-03-31
PT101244B (pt)	1999-09-30
CA2093098A1 (en)	1993-10-02
FI94266B (fi)	1995-04-28
ES2080643B1 (es)	1996-06-16
SE510171C2 (sv)	1999-04-26
FR2690934A1 (fr)	1993-11-12
ES2080643A1 (es)	1996-02-01
SE9301070L (sv)	1993-10-02
FI921445A0 (fi)	1992-04-01
FR2690934B1 (fr)	1995-06-30
FI921445L (fi)	1993-10-02

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Legal Events

Date	Code	Title	Description
1994-03-31	BB1A	Laying open of patent application	Effective date: 19930907
1999-09-30	FG3A	Patent granted, date of granting	Effective date: 19990617
2003-12-31	PC3A	Transfer or assignment	Free format text: KVAERNER POWER OY FI Effective date: 20031103
2003-12-31	PD3A	Change of proprietorship	Free format text: KVAERNER PULPING OY FI Effective date: 20031103
2010-12-28	MM4A	Annulment/lapse due to non-payment of fees, searched and examined patent	Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20101217