BR9601235A - Processo eletroquímico de produção de pasta de papel - Google Patents

Processo eletroquímico de produção de pasta de papel

Info

Publication number
BR9601235A
BR9601235A BR9601235A BR9601235A BR9601235A BR 9601235 A BR9601235 A BR 9601235A BR 9601235 A BR9601235 A BR 9601235A BR 9601235 A BR9601235 A BR 9601235A BR 9601235 A BR9601235 A BR 9601235A
Authority
BR
Brazil
Prior art keywords
electrochemical process
pulp production
pulp
production
electrochemical
Prior art date
Application number
BR9601235A
Other languages
English (en)
Inventor
Johan Landfors
Bo Hakansson
Original Assignee
Eka Nobel 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 Eka Nobel Ab filed Critical Eka Nobel Ab
Publication of BR9601235A publication Critical patent/BR9601235A/pt

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
    • D21C11/0064—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
    • D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black 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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
BR9601235A 1995-04-06 1996-04-01 Processo eletroquímico de produção de pasta de papel BR9601235A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9501287A SE515833C2 (sv) 1995-04-06 1995-04-06 Elektrokemisk oxidation av sulfid i grönlut

Publications (1)

Publication Number Publication Date
BR9601235A true BR9601235A (pt) 1998-01-06

Family

ID=20397879

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9601235A BR9601235A (pt) 1995-04-06 1996-04-01 Processo eletroquímico de produção de pasta de papel

Country Status (7)

Country Link
JP (1) JP3098422B2 (pt)
BR (1) BR9601235A (pt)
CA (1) CA2173191C (pt)
FI (1) FI110878B (pt)
NZ (1) NZ286303A (pt)
PT (1) PT101862B (pt)
SE (1) SE515833C2 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4187826B2 (ja) 1998-05-29 2008-11-26 川崎化成工業株式会社 電解酸化による多硫化物の製造方法
JP5504818B2 (ja) 2009-10-23 2014-05-28 ソニー株式会社 動作関連演算装置、動作関連演算方法、プログラム、動作関連再生システム

Also Published As

Publication number Publication date
CA2173191C (en) 2001-06-05
JPH08284089A (ja) 1996-10-29
FI961467A0 (fi) 1996-04-01
CA2173191A1 (en) 1996-10-07
FI110878B (fi) 2003-04-15
JP3098422B2 (ja) 2000-10-16
PT101862A (pt) 1996-11-29
SE515833C2 (sv) 2001-10-15
NZ286303A (en) 1997-05-26
PT101862B (pt) 1998-04-30
SE9501287L (sv) 1996-10-07
FI961467A (fi) 1996-10-07
SE9501287D0 (sv) 1995-04-06

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 01/04/2016