SE0201016D0 - Sätt att behandla restsyra - Google Patents
Sätt att behandla restsyraInfo
- Publication number
- SE0201016D0 SE0201016D0 SE0201016A SE0201016A SE0201016D0 SE 0201016 D0 SE0201016 D0 SE 0201016D0 SE 0201016 A SE0201016 A SE 0201016A SE 0201016 A SE0201016 A SE 0201016A SE 0201016 D0 SE0201016 D0 SE 0201016D0
- Authority
- SE
- Sweden
- Prior art keywords
- residual acid
- added
- ways
- iron
- treating residual
- Prior art date
Links
- 239000002253 acid Substances 0.000 title abstract 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 abstract 1
- 239000004155 Chlorine dioxide Substances 0.000 abstract 1
- 239000005708 Sodium hypochlorite Substances 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 235000019398 chlorine dioxide Nutrition 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 235000003891 ferrous sulphate Nutrition 0.000 abstract 1
- 239000011790 ferrous sulphate Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 150000002506 iron compounds Chemical class 0.000 abstract 1
- 239000007800 oxidant agent Substances 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/727—Treatment of water, waste water, or sewage by oxidation using pure oxygen or oxygen rich gas
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
- A62D3/33—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by chemical fixing the harmful substance, e.g. by chelation or complexation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
- A62D2101/47—Inorganic substances containing oxygen, sulfur, selenium or tellurium, i.e. chalcogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/12—Halogens or halogen-containing compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/01—Waste acid containing iron
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/01—Waste acid containing iron
- Y10S423/02—Sulfuric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Catalysts (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0201016A SE521847C2 (sv) | 2002-04-04 | 2002-04-04 | Sätt att behandla restsyra |
CA2424075A CA2424075C (en) | 2002-04-04 | 2003-04-01 | Method of treating residual acid |
FI20030497A FI120506B (sv) | 2002-04-04 | 2003-04-02 | Förfarande för att behandla restsyra |
US10/406,226 US6852297B2 (en) | 2002-04-04 | 2003-04-04 | Method of treating residual acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0201016A SE521847C2 (sv) | 2002-04-04 | 2002-04-04 | Sätt att behandla restsyra |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0201016D0 true SE0201016D0 (sv) | 2002-04-04 |
SE0201016L SE0201016L (sv) | 2003-10-05 |
SE521847C2 SE521847C2 (sv) | 2003-12-09 |
Family
ID=20287481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0201016A SE521847C2 (sv) | 2002-04-04 | 2002-04-04 | Sätt att behandla restsyra |
Country Status (4)
Country | Link |
---|---|
US (1) | US6852297B2 (sv) |
CA (1) | CA2424075C (sv) |
FI (1) | FI120506B (sv) |
SE (1) | SE521847C2 (sv) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060286018A1 (en) * | 2003-05-14 | 2006-12-21 | Rudolf Jenny | Method and reactor arrangement of reducing the emission of nitrogen oxides |
US7813836B2 (en) * | 2003-12-09 | 2010-10-12 | Intouch Technologies, Inc. | Protocol for a remotely controlled videoconferencing robot |
CN100336740C (zh) * | 2005-10-10 | 2007-09-12 | 赵青海 | 一种污水复式处理剂及其制备方法和应用 |
US20100061920A1 (en) * | 2008-09-10 | 2010-03-11 | Kevin Edward Janak | Process for producing stable ferric salts for water treatment applications |
US10689274B2 (en) | 2010-04-27 | 2020-06-23 | Bcr Environmental Corporation | Wastewater treatment apparatus to achieve class B biosolids using chlorine dioxide |
CN105174417A (zh) * | 2015-10-13 | 2015-12-23 | 中国石油化工股份有限公司 | 催化氧化预处理成品油库含油污水的方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB463458A (en) | 1935-12-18 | 1937-03-31 | John Dickinson & Company Ltd | Improvements in and relating to the treatment of paper mill and similar wastes |
US4036941A (en) * | 1976-04-08 | 1977-07-19 | American Cyanamid Company | Preparation of ferric sulfate solutions |
CA1079482A (en) * | 1976-05-27 | 1980-06-17 | John Howard | Method of separating sulfuric acid from neutral sodium sulphate |
SE411772B (sv) | 1978-04-07 | 1980-02-04 | Sca Development Ab | Sett for minskning av utsleppen till recipient och atmosfer vid uppslutning av cellulosahaltigt material |
US4299652A (en) * | 1978-07-31 | 1981-11-10 | Ebara Corporation | Process for recovery of pulp mill chemicals |
US4578261A (en) * | 1983-07-01 | 1986-03-25 | Multifibre Process Limited | Method to reduce the potential salt cake content of chlorine dioxide generator spent acids |
US4695386A (en) * | 1985-05-20 | 1987-09-22 | Advanced Separation Technologies Incorporated | Process for the decolorization of pulp mill process streams |
SE466850B (sv) | 1989-08-17 | 1992-04-13 | Sca Pulp Ab | Saett att faella ut icke oenskvaerda substanser ur avloppsvatten |
US5505774A (en) * | 1992-04-30 | 1996-04-09 | Cerad Industries, Inc. | Continuous flow process for treating waste cellulosic fiber and paper mill sludge |
US5294307A (en) * | 1992-07-31 | 1994-03-15 | Huron Tech Corp | Integrated process for the production of alkali and alkaline earth metal chlorates and chlorine dioxide |
-
2002
- 2002-04-04 SE SE0201016A patent/SE521847C2/sv not_active IP Right Cessation
-
2003
- 2003-04-01 CA CA2424075A patent/CA2424075C/en not_active Expired - Fee Related
- 2003-04-02 FI FI20030497A patent/FI120506B/sv not_active IP Right Cessation
- 2003-04-04 US US10/406,226 patent/US6852297B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI20030497A (sv) | 2003-10-05 |
FI20030497A0 (sv) | 2003-04-02 |
US20040126310A1 (en) | 2004-07-01 |
FI120506B (sv) | 2009-11-13 |
US6852297B2 (en) | 2005-02-08 |
CA2424075C (en) | 2010-02-16 |
SE521847C2 (sv) | 2003-12-09 |
SE0201016L (sv) | 2003-10-05 |
CA2424075A1 (en) | 2003-10-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |