FI934645A0 - Metates av den sura biprodukten fraon en klordioxid genererande process - Google Patents
Metates av den sura biprodukten fraon en klordioxid genererande processInfo
- Publication number
- FI934645A0 FI934645A0 FI934645A FI934645A FI934645A0 FI 934645 A0 FI934645 A0 FI 934645A0 FI 934645 A FI934645 A FI 934645A FI 934645 A FI934645 A FI 934645A FI 934645 A0 FI934645 A0 FI 934645A0
- Authority
- FI
- Finland
- Prior art keywords
- metates
- klordioxid
- genererande
- biprodukten
- fraon
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/02—Oxides of chlorine
- C01B11/022—Chlorine dioxide (ClO2)
- C01B11/023—Preparation from chlorites or chlorates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paper (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68843891 | 1991-04-22 | ||
US07/688,438 US5116595A (en) | 1991-04-22 | 1991-04-22 | Metathesis of acidic by-product of chlorine dioxide generating process |
CA9200164 | 1992-04-21 | ||
PCT/CA1992/000164 WO1992018424A1 (en) | 1991-04-22 | 1992-04-21 | Metathesis of acidic by-product of chlorine dioxide generating process |
Publications (3)
Publication Number | Publication Date |
---|---|
FI934645A0 true FI934645A0 (fi) | 1993-10-21 |
FI934645A FI934645A (fi) | 1993-12-20 |
FI113636B FI113636B (fi) | 2004-05-31 |
Family
ID=24764420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI934645A FI113636B (fi) | 1991-04-22 | 1993-10-21 | Klooridioksidia tuottavan prosessin happaman sivutuotteen metateesi |
Country Status (13)
Country | Link |
---|---|
US (1) | US5116595A (fi) |
EP (1) | EP0646094B1 (fi) |
CN (1) | CN1030443C (fi) |
AU (1) | AU1567192A (fi) |
CA (1) | CA2108006C (fi) |
FI (1) | FI113636B (fi) |
MX (1) | MX9201864A (fi) |
MY (1) | MY115274A (fi) |
NZ (1) | NZ242432A (fi) |
PT (1) | PT100411B (fi) |
TW (1) | TW288004B (fi) |
WO (1) | WO1992018424A1 (fi) |
ZA (1) | ZA922736B (fi) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5300191A (en) * | 1992-07-30 | 1994-04-05 | Kamyr, Inc. | Chlorine dioxide generation for a zero discharge pulp mill |
US5380402A (en) * | 1992-07-30 | 1995-01-10 | Kamyr, Inc. | Reducing pulp mill liquid discharge |
BR9307406A (pt) | 1992-11-09 | 1999-06-29 | Sterling Canada Inc | Processo para conversão de sesquissulfato de sódio em sulfato de sódio anídrico neutro processo para conversão de pasta de sesquissulfato de sódio e processo para produção de dióxido de cloro |
US5487881A (en) * | 1993-02-26 | 1996-01-30 | Eka Nobel Inc. | Process of producing chlorine dioxide |
US5478446A (en) * | 1993-07-02 | 1995-12-26 | Eka Nobel Inc. | Electrochemical process |
US5399332A (en) * | 1993-10-20 | 1995-03-21 | Sterling Canada, Inc. | Dynamic leaching procedure for metathesis |
SE9402856L (sv) * | 1994-08-26 | 1995-11-27 | Eka Nobel Ab | Process of producing chlorine dioxide |
US6585950B1 (en) | 1995-06-07 | 2003-07-01 | Eka Nobel Ab | Method of producing chlorine dioxide |
SE9502077L (sv) * | 1995-06-07 | 1996-08-22 | Eka Chemicals Ab | Sätt att framställa klordioxid |
US5792441A (en) * | 1996-10-11 | 1998-08-11 | Pulp And Paper Research Institute Of Canada | Fixed-resin bed technologies for the treatment of the chlorine dioxide generator effluent and feeds stream |
US6126702A (en) | 1998-03-09 | 2000-10-03 | International Paper Company | Apparatus and method for treating sesquisulfate waste streams |
CA2273667C (en) | 1998-06-09 | 2009-03-17 | Sterling Canada, Inc. | High purity alkali metal chlorite and method of manufacture |
WO2011119423A2 (en) | 2010-03-23 | 2011-09-29 | International Paper Company | Improved bctmp filtrate recycling system and method |
CN102001689B (zh) * | 2010-10-29 | 2012-05-02 | 广西博世科环保科技股份有限公司 | 一种回收生产二氧化氯产生的副产品酸式硫酸钠的方法 |
CL2010001609A1 (es) * | 2010-12-29 | 2011-03-18 | Univ De Concepcion 50% | Proceso para obtener tall oil util que comprende la reaccion entre una solucion de sesquisulfato de sodio y jabon de tall oil. |
CN102502508A (zh) * | 2011-11-04 | 2012-06-20 | 成都锦兴绿源环保科技有限公司 | 防止氯酸钠还原法制备二氧化氯时无效反应的方法 |
CN103112826B (zh) * | 2013-03-20 | 2015-01-21 | 广西轻工业科学技术研究院 | 一种高纯二氧化氯的生产方法 |
US9567216B2 (en) | 2014-02-12 | 2017-02-14 | Chemtreat, Inc. | Reducing agents for producing chlorine dioxide |
CN105947985B (zh) * | 2016-05-03 | 2018-08-21 | 广西大学 | 一种可回收酸式硫酸钠的二氧化氯制备方法 |
CN106830106B (zh) * | 2017-03-23 | 2018-03-30 | 中南大学 | 一种去除锂离子电池三元材料前驱体杂质的方法 |
FI129150B (fi) * | 2017-09-25 | 2021-08-13 | Andritz Oy | Menetelmä kemikaalitasapainon optimoimiseksi sellutehtaalla |
CN110040688B (zh) * | 2019-04-29 | 2020-07-21 | 东北大学秦皇岛分校 | 一种二氧化氯稳定溶液的制备方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3864456A (en) * | 1964-08-13 | 1975-02-04 | Electric Reduction Co | Manufacture of chlorine dioxide, chlorine and anhydrous sodium sulphate |
US3793439A (en) * | 1971-02-17 | 1974-02-19 | Erco Ind Ltd | Production of chlorine dioxide |
US3789108A (en) * | 1973-02-08 | 1974-01-29 | Erco Ind Ltd | Production of chlorine dioxide |
US3975505A (en) * | 1974-12-13 | 1976-08-17 | Hooker Chemicals & Plastics Corporation | Production of chlorine dioxide |
CA1080434A (en) * | 1976-03-19 | 1980-07-01 | Richard Swindells | High efficiency chlorine dioxide production using hc1 as acid |
ZA786778B (en) * | 1978-01-03 | 1980-07-30 | Erco Ind Ltd | Improved washing procedure in chlorine dioxide production |
CA1149131A (en) * | 1980-09-15 | 1983-07-05 | Richard Swindells | High efficiency production of chlorine dioxide |
US4325934A (en) * | 1980-09-22 | 1982-04-20 | Erco Industries Limited | Production of chlorine dioxide with conversion of by-product solid phase sodium acid sulphate to its neutral form |
SE463669B (sv) * | 1988-06-17 | 1991-01-07 | Eka Nobel Ab | Foerfarande foer framstaellning av klordioxid |
US4806215A (en) * | 1988-07-27 | 1989-02-21 | Tenneco Canada Inc. | Combined process for production of chlorine dioxide and sodium hydroxide |
US5066477A (en) * | 1988-08-10 | 1991-11-19 | Tenneco Canada Inc. | Production of chlorine dioxide |
SE463670B (sv) * | 1988-10-11 | 1991-01-07 | Eka Nobel Ab | Foerfarande foer framstaellning av klordioxid |
SE463671B (sv) * | 1988-10-25 | 1991-01-07 | Eka Nobel Ab | Foerfarande foer framstaellning av klordioxid |
-
1991
- 1991-04-22 US US07/688,438 patent/US5116595A/en not_active Expired - Lifetime
-
1992
- 1992-04-14 ZA ZA922736A patent/ZA922736B/xx unknown
- 1992-04-21 WO PCT/CA1992/000164 patent/WO1992018424A1/en active IP Right Grant
- 1992-04-21 EP EP92908337A patent/EP0646094B1/en not_active Expired - Lifetime
- 1992-04-21 MY MYPI92000669A patent/MY115274A/en unknown
- 1992-04-21 AU AU15671/92A patent/AU1567192A/en not_active Abandoned
- 1992-04-21 CA CA002108006A patent/CA2108006C/en not_active Expired - Lifetime
- 1992-04-22 PT PT100411A patent/PT100411B/pt not_active IP Right Cessation
- 1992-04-22 MX MX9201864A patent/MX9201864A/es unknown
- 1992-04-22 NZ NZ242432A patent/NZ242432A/en not_active IP Right Cessation
- 1992-04-22 CN CN92103953A patent/CN1030443C/zh not_active Expired - Lifetime
- 1992-05-21 TW TW081103971A patent/TW288004B/zh not_active IP Right Cessation
-
1993
- 1993-10-21 FI FI934645A patent/FI113636B/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU1567192A (en) | 1992-11-17 |
PT100411A (pt) | 1993-08-31 |
ZA922736B (en) | 1993-02-24 |
TW288004B (fi) | 1996-10-11 |
CA2108006C (en) | 1999-03-16 |
MY115274A (en) | 2003-05-31 |
US5116595A (en) | 1992-05-26 |
WO1992018424A1 (en) | 1992-10-29 |
MX9201864A (es) | 1992-11-01 |
NZ242432A (en) | 1994-09-27 |
PT100411B (pt) | 1999-08-31 |
FI113636B (fi) | 2004-05-31 |
CA2108006A1 (en) | 1992-10-23 |
CN1067224A (zh) | 1992-12-23 |
FI934645A (fi) | 1993-12-20 |
EP0646094A1 (en) | 1995-04-05 |
EP0646094B1 (en) | 1998-09-02 |
CN1030443C (zh) | 1995-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Transfer of assignment of patent |
Owner name: SUPERIOR PLUS LP Free format text: SUPERIOR PLUS LP |
|
MA | Patent expired |