PT99009A - Processo para a preparacao de dioxido de cloro - Google Patents
Processo para a preparacao de dioxido de cloroInfo
- Publication number
- PT99009A PT99009A PT9900991A PT9900991A PT99009A PT 99009 A PT99009 A PT 99009A PT 9900991 A PT9900991 A PT 9900991A PT 9900991 A PT9900991 A PT 9900991A PT 99009 A PT99009 A PT 99009A
- Authority
- PT
- Portugal
- Prior art keywords
- chlorine dioxide
- sulphate
- sodium
- acid
- electrolysis
- Prior art date
Links
Landscapes
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Paper (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PT9900991A PT99009B (pt) | 1991-09-19 | 1991-09-19 | Processo para a preparacao de dioxido de cloro |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PT9900991A PT99009B (pt) | 1991-09-19 | 1991-09-19 | Processo para a preparacao de dioxido de cloro |
Publications (2)
Publication Number | Publication Date |
---|---|
PT99009A true PT99009A (pt) | 1993-03-31 |
PT99009B PT99009B (pt) | 1999-02-26 |
Family
ID=20085025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT9900991A PT99009B (pt) | 1991-09-19 | 1991-09-19 | Processo para a preparacao de dioxido de cloro |
Country Status (1)
Country | Link |
---|---|
PT (1) | PT99009B (pt) |
-
1991
- 1991-09-19 PT PT9900991A patent/PT99009B/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
PT99009B (pt) | 1999-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB1A | Laying open of patent application |
Effective date: 19920408 |
|
FG3A | Patent granted, date of granting |
Effective date: 19981110 |
|
MM4A | Annulment/lapse due to non-payment of fees;searched & examined patent |
Effective date: 20131111 Free format text: MAXIMUM VALIDITY LIMIT REACHED |