CA2173191C - Electrochemical process - Google Patents
Electrochemical processInfo
- Publication number
- CA2173191C CA2173191C CA002173191A CA2173191A CA2173191C CA 2173191 C CA2173191 C CA 2173191C CA 002173191 A CA002173191 A CA 002173191A CA 2173191 A CA2173191 A CA 2173191A CA 2173191 C CA2173191 C CA 2173191C
- Authority
- CA
- Canada
- Prior art keywords
- green liquor
- alkali metal
- sulfide
- anode
- treated
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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
Landscapes
- Paper (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9501287-8 | 1995-04-06 | ||
SE9501287A SE515833C2 (sv) | 1995-04-06 | 1995-04-06 | Elektrokemisk oxidation av sulfid i grönlut |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2173191A1 CA2173191A1 (en) | 1996-10-07 |
CA2173191C true CA2173191C (en) | 2001-06-05 |
Family
ID=20397879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002173191A Expired - Lifetime CA2173191C (en) | 1995-04-06 | 1996-04-01 | Electrochemical process |
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)
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 |
-
1995
- 1995-04-06 SE SE9501287A patent/SE515833C2/sv not_active IP Right Cessation
-
1996
- 1996-04-01 NZ NZ286303A patent/NZ286303A/en not_active IP Right Cessation
- 1996-04-01 FI FI961467A patent/FI110878B/fi not_active IP Right Cessation
- 1996-04-01 PT PT101862A patent/PT101862B/pt not_active IP Right Cessation
- 1996-04-01 CA CA002173191A patent/CA2173191C/en not_active Expired - Lifetime
- 1996-04-01 BR BR9601235A patent/BR9601235A/pt not_active IP Right Cessation
- 1996-04-05 JP JP08108723A patent/JP3098422B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI961467A0 (fi) | 1996-04-01 |
CA2173191A1 (en) | 1996-10-07 |
PT101862A (pt) | 1996-11-29 |
JP3098422B2 (ja) | 2000-10-16 |
SE9501287L (sv) | 1996-10-07 |
NZ286303A (en) | 1997-05-26 |
SE515833C2 (sv) | 2001-10-15 |
FI110878B (fi) | 2003-04-15 |
FI961467A (fi) | 1996-10-07 |
SE9501287D0 (sv) | 1995-04-06 |
PT101862B (pt) | 1998-04-30 |
JPH08284089A (ja) | 1996-10-29 |
BR9601235A (pt) | 1998-01-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20160401 |