PT96439A - Processo para a preparacao de dioxido de cloro - Google Patents

Processo para a preparacao de dioxido de cloro

Info

Publication number: PT96439A
Authority: PT; Portugal
Prior art keywords: preparation; chloro; dioxide; chloro dioxide
Prior art date: 1990-03-05

Application number

PT96439A

Other languages

English (en)

Other versions

PT96439B (pt

Inventor

Birgitta Sundblad

Anders Dahl

John R Winters

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.)

1990-03-05

Filing date

1991-01-08

Publication date

1991-10-15

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26660741&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT96439(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1990-03-05 Priority claimed from US07/486,122 external-priority patent/US5770171A/en

1990-03-09 Priority claimed from SE9000834A external-priority patent/SE468010C/sv

1991-01-08 Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab

1991-10-15 Publication of PT96439A publication Critical patent/PT96439A/pt

1998-06-30 Publication of PT96439B publication Critical patent/PT96439B/pt

Links

125000001309 chloro group Chemical class Cl* 0.000 title 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Catalysts (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Inorganic Compounds Of Heavy Metals (AREA)
Compounds Of Unknown Constitution (AREA)
Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Carbon And Carbon Compounds (AREA)

PT96439A 1990-03-05 1991-01-08 Processo para a preparacao de dioxido de cloro PT96439B (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/486,122 US5770171A (en)	1990-03-05	1990-03-05	Process for production of chlorine dioxide
SE9000834A SE468010C (sv)	1990-03-09	1990-03-09	Sätt att framställa klordioxid genom reduktion av alkali- metallklorat med ett organiskt reduktionsmedel

Publications (2)

Publication Number	Publication Date
PT96439A true PT96439A (pt)	1991-10-15
PT96439B PT96439B (pt)	1998-06-30

Family

ID=26660741

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT96439A PT96439B (pt)	1990-03-05	1991-01-08	Processo para a preparacao de dioxido de cloro

Country Status (13)

Country	Link
EP (1)	EP0445493B1 (pt)
JP (1)	JPH0742089B2 (pt)
AR (1)	AR248121A1 (pt)
AT (1)	ATE115514T1 (pt)
BR (1)	BR9005664A (pt)
CA (1)	CA2023452C (pt)
DE (2)	DE69015152T2 (pt)
ES (1)	ES2038096T3 (pt)
FI (1)	FI105469B (pt)
NO (1)	NO303572B1 (pt)
NZ (1)	NZ237261A (pt)
PT (1)	PT96439B (pt)
RU (1)	RU2069167C1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2019389A1 (en) *	1990-06-20	1991-12-20	Maurice C.J. Fredette	Methanol-based chlorine dioxide process
SE511003C2 (sv) *	1992-03-16	1999-07-19	Eka Chemicals Ab	Förfarande och apparat för framställning av svavelsyra och alkalimetallhydroxid
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
US5895638A (en) *	1997-03-20	1999-04-20	Akzo Nobel N.V.	Method of producing chlorine dioxide
EP2099710B1 (en) *	2007-01-12	2011-05-25	Akzo Nobel N.V.	Process for the production of chlorine dioxide
SA109300539B1 (ar) *	2008-10-06	2012-04-07	اكزو نوبل أن . في	عملية لأنتاج ثانى أكسيد الكلور
JP5735985B2 (ja) *	2010-01-18	2015-06-17	アクゾノーベルケミカルズインターナショナルベスローテンフエンノートシャップＡｋｚｏＮｏｂｅｌＣｈｅｍｉｃａｌｓＩｎｔｅｒｎａｔｉｏｎａｌＢ．Ｖ．	二酸化塩素の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1080433A (en) *	1976-03-19	1980-07-01	Erco Industries Limited	High efficiency chlorine dioxide production at low acidity
US4206193A (en) *	1978-12-18	1980-06-03	Hooker Chemicals & Plastics Corp.	Versatile process for generating chlorine dioxide
JPS5912601A (ja) *	1982-07-12	1984-01-23	Toshiba Corp	円偏波アンテナ
CA1181224A (en) *	1983-06-10	1985-01-22	Erco Industries Limited	High efficiency chlorine dioxide process
US4473540A (en) *	1983-07-07	1984-09-25	Erco Industries Limited	High efficiency chlorine dioxide process
US4627969A (en) *	1984-09-05	1986-12-09	Tenneco Canada Inc.	Production of chlorine dioxide
DE3522934A1 (de) *	1985-06-27	1987-01-08	Thomson Brandt Gmbh	Videorecorder
SE460046B (sv) *	1987-03-27	1989-09-04	Eka Nobel Ab	Foerfarande foer framstaellning av klordioxid

1990
- 1990-08-16 CA CA002023452A patent/CA2023452C/en not_active Expired - Lifetime
- 1990-11-08 BR BR909005664A patent/BR9005664A/pt not_active IP Right Cessation
- 1990-12-17 FI FI906223A patent/FI105469B/fi active IP Right Grant
- 1990-12-18 NO NO905453A patent/NO303572B1/no not_active IP Right Cessation
- 1990-12-20 DE DE69015152T patent/DE69015152T2/de not_active Expired - Lifetime
- 1990-12-20 DE DE199090850420T patent/DE445493T1/de active Pending
- 1990-12-20 AT AT90850420T patent/ATE115514T1/de not_active IP Right Cessation
- 1990-12-20 EP EP90850420A patent/EP0445493B1/en not_active Expired - Lifetime
- 1990-12-20 ES ES90850420T patent/ES2038096T3/es not_active Expired - Lifetime
1991
- 1991-01-08 PT PT96439A patent/PT96439B/pt not_active IP Right Cessation
- 1991-01-30 JP JP3027694A patent/JPH0742089B2/ja not_active Expired - Lifetime
- 1991-02-27 AR AR91319126A patent/AR248121A1/es active
- 1991-02-28 NZ NZ237261A patent/NZ237261A/en unknown
- 1991-03-04 RU SU914894974A patent/RU2069167C1/ru active

Also Published As

Publication number	Publication date
CA2023452A1 (en)	1991-09-06
BR9005664A (pt)	1991-11-19
FI906223A7 (fi)	1991-09-06
NO905453L (no)	1991-09-06
JPH04214002A (ja)	1992-08-05
ES2038096T3 (es)	1995-02-01
RU2069167C1 (ru)	1996-11-20
EP0445493A1 (en)	1991-09-11
AR248121A1 (es)	1995-06-30
PT96439B (pt)	1998-06-30
FI105469B (fi)	2000-08-31
NZ237261A (en)	1992-07-28
EP0445493B1 (en)	1994-12-14
CA2023452C (en)	1994-05-24
AU628254B2 (en)	1992-09-10
AU7198791A (en)	1991-09-05
DE69015152T2 (de)	1995-05-04
DE69015152D1 (de)	1995-01-26
FI906223A0 (fi)	1990-12-17
DE445493T1 (de)	1992-03-19
JPH0742089B2 (ja)	1995-05-10
ATE115514T1 (de)	1994-12-15
ES2038096T1 (es)	1993-07-16
NO905453D0 (no)	1990-12-18
NO303572B1 (no)	1998-08-03

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Legal Events

Date

Code

Title

Description

1991-10-15

BB1A

Laying open of patent application

Effective date: 19910531

1998-06-30

FG3A

Patent granted, date of granting

Effective date: 19980331

2013-04-09

MM4A

Annulment/lapse due to non-payment of fees, searched and examined patent

Free format text: MAXIMUM VALIDITY LIMIT REACHED

Effective date: 20130401