SK283131B6 - Spôsob kontinuálnej výroby oxidu chloričitého - Google Patents

Spôsob kontinuálnej výroby oxidu chloričitého Download PDF

Info

Publication number: SK283131B6
Authority: SK; Slovakia
Prior art keywords: reaction; process according; reaction medium; chlorate; range
Prior art date: 1993-02-26

Application number

SK202-94A

Other languages

English (en)

Slovak (sk)

Other versions

SK20294A3 (en

Inventor

John C. Sokol

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.)

1993-02-26

Filing date

1994-02-21

Publication date

2003-03-04

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21815867&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SK283131(B6) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1994-02-21 Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab

1994-10-05 Publication of SK20294A3 publication Critical patent/SK20294A3/sk

2003-03-04 Publication of SK283131B6 publication Critical patent/SK283131B6/sk

Links

238000000034 method Methods 0.000 title claims abstract description 86
238000010924 continuous production Methods 0.000 title claims abstract description 6
229910001902 chlorine oxide Inorganic materials 0.000 title abstract 5
MAYPHUUCLRDEAZ-UHFFFAOYSA-N chlorine peroxide Chemical compound ClOOCl MAYPHUUCLRDEAZ-UHFFFAOYSA-N 0.000 title abstract 5
238000006243 chemical reaction Methods 0.000 claims abstract description 119
XTEGARKTQYYJKE-UHFFFAOYSA-M chlorate Inorganic materials [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 claims abstract description 83
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 74
239000011261 inert gas Substances 0.000 claims abstract description 37
239000012429 reaction media Substances 0.000 claims abstract description 31
239000003638 chemical reducing agent Substances 0.000 claims abstract description 25
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 24
229910052783 alkali metal Inorganic materials 0.000 claims abstract description 22
239000002253 acid Substances 0.000 claims abstract description 21
-1 alkali metal chlorate Chemical class 0.000 claims abstract description 21
239000012431 aqueous reaction media Substances 0.000 claims abstract description 15
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 10
229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
239000001301 oxygen Substances 0.000 claims abstract description 10
238000002425 crystallisation Methods 0.000 claims abstract description 8
RPAJSBKBKSSMLJ-DFWYDOINSA-N (2s)-2-aminopentanedioic acid;hydrochloride Chemical class Cl.OC(=O)[C@@H](N)CCC(O)=O RPAJSBKBKSSMLJ-DFWYDOINSA-N 0.000 claims abstract description 6
229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 6
239000011707 mineral Substances 0.000 claims abstract description 6
OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims description 106
239000004155 Chlorine dioxide Substances 0.000 claims description 53
235000019398 chlorine dioxide Nutrition 0.000 claims description 53
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 22
229910052936 alkali metal sulfate Inorganic materials 0.000 claims description 11
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
230000008025 crystallization Effects 0.000 claims description 7
230000007935 neutral effect Effects 0.000 claims description 6
239000007788 liquid Substances 0.000 claims description 3
239000000203 mixture Substances 0.000 claims description 3
238000007872 degassing Methods 0.000 claims description 2
239000002244 precipitate Substances 0.000 claims description 2
238000009835 boiling Methods 0.000 claims 1
238000005868 electrolysis reaction Methods 0.000 claims 1
238000010304 firing Methods 0.000 claims 1
229910052799 carbon Inorganic materials 0.000 abstract description 3
239000000460 chlorine Substances 0.000 description 29
229910052801 chlorine Inorganic materials 0.000 description 25
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 24
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 24
238000004519 manufacturing process Methods 0.000 description 20
239000006227 byproduct Substances 0.000 description 19
239000000243 solution Substances 0.000 description 11
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
230000015572 biosynthetic process Effects 0.000 description 6
239000007789 gas Substances 0.000 description 5
239000012528 membrane Substances 0.000 description 5
238000005187 foaming Methods 0.000 description 4
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
150000001340 alkali metals Chemical class 0.000 description 3
239000007864 aqueous solution Substances 0.000 description 3
238000004061 bleaching Methods 0.000 description 3
239000001569 carbon dioxide Substances 0.000 description 3
229910002092 carbon dioxide Inorganic materials 0.000 description 3
125000002091 cationic group Chemical group 0.000 description 3
238000001816 cooling Methods 0.000 description 3
238000002156 mixing Methods 0.000 description 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
150000008044 alkali metal hydroxides Chemical class 0.000 description 2
238000005516 engineering process Methods 0.000 description 2
238000001704 evaporation Methods 0.000 description 2
230000008020 evaporation Effects 0.000 description 2
BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
230000003647 oxidation Effects 0.000 description 2
238000007254 oxidation reaction Methods 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
238000011946 reduction process Methods 0.000 description 2
150000003839 salts Chemical class 0.000 description 2
229910052708 sodium Inorganic materials 0.000 description 2
239000011734 sodium Substances 0.000 description 2
OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
238000009621 Solvay process Methods 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
239000003570 air Substances 0.000 description 1
229910001514 alkali metal chloride Inorganic materials 0.000 description 1
229910000147 aluminium phosphate Inorganic materials 0.000 description 1
239000012736 aqueous medium Substances 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
239000012295 chemical reaction liquid Substances 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
238000011109 contamination Methods 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
239000003085 diluting agent Substances 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
150000002148 esters Chemical class 0.000 description 1
150000002170 ethers Chemical class 0.000 description 1
239000002360 explosive Substances 0.000 description 1
235000019253 formic acid Nutrition 0.000 description 1
231100001261 hazardous Toxicity 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
239000012535 impurity Substances 0.000 description 1
238000011065 in-situ storage Methods 0.000 description 1
239000002440 industrial waste Substances 0.000 description 1
239000003701 inert diluent Substances 0.000 description 1
239000002609 medium Substances 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
150000002894 organic compounds Chemical class 0.000 description 1
239000000047 product Substances 0.000 description 1
238000004076 pulp bleaching Methods 0.000 description 1
238000000746 purification Methods 0.000 description 1
239000002994 raw material Substances 0.000 description 1
239000000376 reactant Substances 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
230000007704 transition Effects 0.000 description 1

Classifications

- 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
- C01B11/026—Preparation from chlorites or chlorates from chlorate ions in the presence of a peroxidic compound, e.g. hydrogen peroxide, ozone, peroxysulfates

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)
Compounds Of Unknown Constitution (AREA)
Carbon And Carbon Compounds (AREA)
Treating Waste Gases (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

SK202-94A 1993-02-26 1994-02-21 Spôsob kontinuálnej výroby oxidu chloričitého SK283131B6 (sk)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08023561 US5380517B1 (en)	1993-02-26	1993-02-26	Process for continuously producing chlorine dioxide

Publications (2)

Publication Number	Publication Date
SK20294A3 SK20294A3 (en)	1994-10-05
SK283131B6 true SK283131B6 (sk)	2003-03-04

Family

ID=21815867

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SK202-94A SK283131B6 (sk)	1993-02-26	1994-02-21	Spôsob kontinuálnej výroby oxidu chloričitého

Country Status (17)

Country	Link
US (1)	US5380517B1 (cs)
EP (1)	EP0612686B1 (cs)
JP (1)	JP2584718B2 (cs)
AT (1)	ATE165312T1 (cs)
AU (1)	AU657648B2 (cs)
BR (1)	BR9400640A (cs)
CA (1)	CA2097525C (cs)
CZ (1)	CZ290914B6 (cs)
DE (1)	DE69409694T2 (cs)
ES (1)	ES2115149T3 (cs)
FI (1)	FI112353B (cs)
NO (1)	NO314798B1 (cs)
NZ (1)	NZ250958A (cs)
RU (1)	RU2089487C1 (cs)
SE (1)	SE9302279L (cs)
SK (1)	SK283131B6 (cs)
ZA (2)	ZA941322B (cs)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5855861A (en) *	1996-02-23	1999-01-05	Water Technologies Limited	Method and apparatus for making aqueous chlorine dioxide
WO1998013295A1 (en) *	1996-09-27	1998-04-02	International Paper Company	Method for producing chlorine dioxide using methanol and hydrogen peroxide as reducing agents
AU4673297A (en) *	1996-09-27	1998-04-17	International Paper Company	Method for producing chlorine dioxide using methanol, chloride, and hydrogen peroxide as reducing agents
FI980351A7 (fi)	1997-02-19	1998-08-20	Nokia Corp	Solukkoradioaccessverkko sekä sijainninpäivitys langattomassa tietoliikennejärjestelmässä
US5895638A (en) *	1997-03-20	1999-04-20	Akzo Nobel N.V.	Method of producing chlorine dioxide
RU2163882C2 (ru) *	1998-06-09	2001-03-10	Акцо Нобель Н.В.	Способ получения двуокиси хлора
US6322768B1 (en)	1998-09-29	2001-11-27	International Paper Company	Recovery of chlorine dioxide from gas streams
US6287533B1 (en)	1999-09-20	2001-09-11	Mohammed N. I. Khan	Production of chlorine dioxide by chemical reduction of ammonium chlorate in aqueous acidic solution
CA2333247C (en)	2000-02-01	2010-07-20	Sterling Canada, Inc.	A method of improving yield of chlorine dioxide generation processes
US6752904B2 (en)	2000-02-09	2004-06-22	Akzo Nobel N.V.	Process for removal of lignin from lignocellulosic material
BR0108486A (pt)	2000-02-18	2003-04-22	Selective Micro Technologies L	Aparelho e método para liberação controlada de um gás
US6607696B1 (en)	2000-02-18	2003-08-19	Selective Micro Technologies, Llc	Apparatus and method for controlled delivery of a gas
US7922984B2 (en) *	2000-02-18	2011-04-12	Selective Micro Technologies, Llc	Apparatus and method for controlled delivery of a gas
BR0109320A (pt) *	2000-03-17	2002-12-10	Sterling Pulp Chem Ltd	Estratégias de controle avançado para processos de geração de dióxido de cloro
FI108536B (fi) *	2000-04-12	2002-02-15	Kemira Chemicals Oy	Menetelmä klooridioksidin valmistamiseksi eri pelkistimien yhteiskäytöllä
US6790427B2 (en)	2001-06-25	2004-09-14	Eka Chemicals, Inc.	Process for producing chlorine dioxide
US20030095917A1 (en) *	2001-07-27	2003-05-22	Debra Wilcox	Chemical composition and process
US20030138371A1 (en) *	2002-01-18	2003-07-24	Cdg Technology, Inc.	Method and apparatus for generating gaseous chlorine dioxide-chlorine mixtures
US20040175322A1 (en) *	2003-03-03	2004-09-09	Woodruff Thomas E.	Process for producing chlorine dioxide
US20060034750A1 (en) *	2004-08-11	2006-02-16	Water Technologies Limited	Chlorine dioxide generator and associated methods
CN101031505A (zh) *	2004-09-24	2007-09-05	阿克佐诺贝尔公司	生产二氧化氯的方法
US20060067873A1 (en) *	2004-09-24	2006-03-30	Akzo Nobel N.V.	Process for the production of chlorine dioxide
DE602005019778D1 (de)	2004-12-06	2010-04-15	Akzo Nobel Nv	Chemisches verfahren und produktionseinheit
RU2350550C1 (ru) *	2004-12-06	2009-03-27	Акцо Нобель Н.В.	Способ и устройство для производства диоксида хлора
MY146251A (en)	2007-01-12	2012-07-31	Akzo Nobel Nv	Process for the production of chlorine dioxide
TWI447065B (zh)	2007-07-13	2014-08-01	Akzo Nobel Nv	二氧化氯之製造方法
US8563046B2 (en) *	2007-08-23	2013-10-22	Dharma IP, LLC	Compositions, systems, and/or methods involving chlorine dioxide (“ClO2”)
MX2010012967A (es) *	2008-05-30	2011-05-25	Ken Harrison	Sistemas, metodos y composiciones que incluyen dioxido de cloro y zeolita.
CN102803131B (zh)	2009-06-16	2016-09-28	阿克佐诺贝尔股份有限公司	生产二氧化氯的方法
KR101765735B1 (ko)	2010-01-18	2017-08-07	아크조 노벨 케미칼즈 인터내셔널 비.브이.	이산화염소의 제조 방법
MX2012013408A (es) *	2010-05-19	2013-05-20	Dharma Ip Llc	Composiciones, sistemas y/o metodos que incluyen dioxido de cloro ("cio2").
PY1127521A (es) *	2010-07-08	2015-10-01	Akzo Novel Chemicals Int Bv	Proceso para la producción de dióxido de cloro
US9567216B2 (en)	2014-02-12	2017-02-14	Chemtreat, Inc.	Reducing agents for producing chlorine dioxide
EP3585738B1 (en)	2017-02-27	2024-08-14	Ecolab USA, Inc.	Method for onsite production of chlorine dioxide
WO2018175732A1 (en)	2017-03-24	2018-09-27	Ecolab USA, Inc.	Low risk chlorine dioxide onsite generation system
TWI750356B (zh)	2017-08-17	2021-12-21	美商藝康美國公司	低風險二氧化氯現場產生系統
CN108439341A (zh) *	2018-05-18	2018-08-24	广西大学	一种生产高纯度二氧化氯气体的方法及装置
US11970393B2 (en)	2018-07-05	2024-04-30	Ecolab Usa Inc.	Decomposition mediation in chlorine dioxide generation systems through sound detection and control
US12036525B2 (en)	2020-10-27	2024-07-16	Selective Micro Technologies, Llc	Gas micro reactor utilizing membrane packaging

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2332181A (en) *	1941-07-15	1943-10-19	Mathieson Alkali Works Inc	Manufacture of chlorine dioxide
US2484402A (en) *	1946-01-04	1949-10-11	Brown Co	Process for producing chlorine dioxide
US2833624A (en) *	1956-10-02	1958-05-06	Du Pont	Production of chlorine dioxide
GB1054456A (cs) *	1963-10-10
US3341288A (en) *	1963-12-27	1967-09-12	Hooker Chemical Corp	Production of chlorine dioxide
US3563702A (en) *	1968-03-05	1971-02-16	Hooker Chemical Corp	Production of chlorine dioxide
CA1079931A (en) *	1976-03-19	1980-06-24	Richard Swindells	High efficiency production of chlorine dioxide by solvay process
US4129484A (en) *	1976-05-11	1978-12-12	Kemanord Ab	Process for regeneration of spent reaction solutions
JPS5953205B2 (ja) *	1981-05-19	1984-12-24	日本カ−リツト株式会社	高純度の二酸化塩素を製造する方法
JPS638203A (ja) *	1986-06-26	1988-01-14	Japan Carlit Co Ltd:The	高純度の二酸化塩素を製造する方法
JPH0621005B2 (ja) *	1989-09-29	1994-03-23	ダイソー株式会社	二酸化塩素の製造法
SE500043C2 (sv) *	1990-08-31	1994-03-28	Eka Nobel Ab	Förfarande för kontinuerlig framställning av klordioxid
SE500042C2 (sv) *	1990-08-31	1994-03-28	Eka Nobel Ab	Förfarande för kontinuerlig framställning av klordioxid

1993
- 1993-02-26 US US08023561 patent/US5380517B1/en not_active Expired - Lifetime
- 1993-06-02 CA CA002097525A patent/CA2097525C/en not_active Expired - Lifetime
- 1993-07-02 SE SE9302279A patent/SE9302279L/ not_active Application Discontinuation
1994
- 1994-02-02 DE DE69409694T patent/DE69409694T2/de not_active Expired - Fee Related
- 1994-02-02 EP EP94200268A patent/EP0612686B1/en not_active Revoked
- 1994-02-02 AT AT94200268T patent/ATE165312T1/de not_active IP Right Cessation
- 1994-02-02 ES ES94200268T patent/ES2115149T3/es not_active Expired - Lifetime
- 1994-02-21 AU AU55259/94A patent/AU657648B2/en not_active Expired
- 1994-02-21 SK SK202-94A patent/SK283131B6/sk not_active IP Right Cessation
- 1994-02-21 CZ CZ1994377A patent/CZ290914B6/cs not_active IP Right Cessation
- 1994-02-22 BR BR9400640A patent/BR9400640A/pt not_active IP Right Cessation
- 1994-02-23 NZ NZ250958A patent/NZ250958A/en not_active IP Right Cessation
- 1994-02-23 FI FI940853A patent/FI112353B/fi not_active IP Right Cessation
- 1994-02-24 NO NO19940639A patent/NO314798B1/no not_active IP Right Cessation
- 1994-02-24 JP JP6049961A patent/JP2584718B2/ja not_active Expired - Lifetime
- 1994-02-25 ZA ZA941322A patent/ZA941322B/xx unknown
- 1994-02-25 RU RU9494006021A patent/RU2089487C1/ru active
- 1994-02-25 ZA ZA941323A patent/ZA941323B/xx unknown

Also Published As

Publication number	Publication date
ATE165312T1 (de)	1998-05-15
DE69409694D1 (de)	1998-05-28
SE9302279L (sv)	1994-08-27
FI112353B (fi)	2003-11-28
US5380517A (en)	1995-01-10
CZ37794A3 (en)	1994-09-14
SE9302279D0 (sv)	1993-07-02
CA2097525A1 (en)	1994-08-27
JPH06263407A (ja)	1994-09-20
NO940639D0 (no)	1994-02-24
EP0612686A2 (en)	1994-08-31
CA2097525C (en)	2000-05-02
RU2089487C1 (ru)	1997-09-10
DE69409694T2 (de)	1998-08-27
ZA941322B (en)	1994-09-23
ES2115149T3 (es)	1998-06-16
FI940853A0 (fi)	1994-02-23
NZ250958A (en)	1994-12-22
JP2584718B2 (ja)	1997-02-26
US5380517B1 (en)	1999-01-19
NO940639L (no)	1994-08-29
EP0612686A3 (en)	1994-10-05
BR9400640A (pt)	1994-09-27
SK20294A3 (en)	1994-10-05
CZ290914B6 (cs)	2002-11-13
NO314798B1 (no)	2003-05-26
FI940853A7 (fi)	1994-08-27
AU5525994A (en)	1994-09-01
EP0612686B1 (en)	1998-04-22
AU657648B2 (en)	1995-03-16
ZA941323B (en)	1994-09-23

Legal Events

Date	Code	Title	Description
2014-04-02	MK4A	Patent expired	Expiry date: 20140221

Publication	Publication Date	Title
SK283131B6 (sk)	2003-03-04	Spôsob kontinuálnej výroby oxidu chloričitého
JP2819065B2 (ja)	1998-10-30	二酸化塩素の製造方法
US5565182A (en)	1996-10-15	Process of producing chlorine dioxide
EP0544686B1 (en)	1995-06-07	Chlorine dioxide generation from chloric acid
JP2012067007A (ja)	2012-04-05	二酸化塩素を製造する方法
US5486344A (en)	1996-01-23	Method of producing chlorine dioxide
US5851374A (en)	1998-12-22	Process for production of chlorine dioxide
CA1184148A (en)	1985-03-19	Integrated production of chlorine dioxide and chlorine in membrane cell and electrolytic cell
US20060067873A1 (en)	2006-03-30	Process for the production of chlorine dioxide