DE60003743D1 - Verfahren zur Regelung der NOx Gasemission durch Wasserstoffperoxid - Google Patents
Verfahren zur Regelung der NOx Gasemission durch WasserstoffperoxidInfo
- Publication number
- DE60003743D1 DE60003743D1 DE60003743T DE60003743T DE60003743D1 DE 60003743 D1 DE60003743 D1 DE 60003743D1 DE 60003743 T DE60003743 T DE 60003743T DE 60003743 T DE60003743 T DE 60003743T DE 60003743 D1 DE60003743 D1 DE 60003743D1
- Authority
- DE
- Germany
- Prior art keywords
- hydrogen peroxide
- gas emissions
- nox gas
- controlling nox
- controlling
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/086—Iron or steel solutions containing HF
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10167699A JP3901382B2 (ja) | 1999-04-08 | 1999-04-08 | 過酸化水素によるNOxガス抑制方法 |
JP10167699 | 1999-04-08 | ||
JP11583499 | 1999-04-23 | ||
JP11583499 | 1999-04-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60003743D1 true DE60003743D1 (de) | 2003-08-14 |
DE60003743T2 DE60003743T2 (de) | 2004-02-05 |
Family
ID=26442515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60003743T Expired - Fee Related DE60003743T2 (de) | 1999-04-08 | 2000-04-06 | Verfahren zur Regelung der NOx Gasemission durch Wasserstoffperoxid |
Country Status (3)
Country | Link |
---|---|
US (1) | US6475373B1 (de) |
EP (1) | EP1043422B1 (de) |
DE (1) | DE60003743T2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9802846B2 (en) | 2013-06-21 | 2017-10-31 | Baker Hughes, A Ge Company, Llc | Treating and recylcing oilfield waste water |
US20150013987A1 (en) * | 2013-07-11 | 2015-01-15 | Baker Hughes Incorporated | Method for reducing sulfide in oilfield waste water and making treated water |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE269916C (de) | 1911-10-18 | 1914-02-03 | ||
US3795589A (en) * | 1970-11-30 | 1974-03-05 | H Dahms | Methods for electrochemical analysis |
JPS4837653A (de) | 1971-09-13 | 1973-06-02 | ||
US3945865A (en) | 1974-07-22 | 1976-03-23 | Dart Environment And Services Company | Metal dissolution process |
JPS5433160A (en) | 1977-08-17 | 1979-03-10 | Nhk Spring Co Ltd | Seated posture adjusting apparatus |
JPS5925635B2 (ja) | 1979-04-06 | 1984-06-19 | 古河電気工業株式会社 | 排水の処理方法 |
DE2930442A1 (de) | 1978-07-29 | 1980-02-07 | Furukawa Electric Co Ltd | Abwasserbehandlungsverfahren |
JPS5721658A (en) | 1980-07-12 | 1982-02-04 | Om Kogyo Kk | Freely accessing floor |
EP0259533A1 (de) | 1986-09-11 | 1988-03-16 | Eka Nobel Aktiebolag | Verfahren zur Verminderung der Stickstoffoxidemission aus Salpetersäure enthaltenden Lösungen |
DE3727384A1 (de) * | 1987-08-17 | 1989-03-02 | Basf Ag | Redoxelektrode zur bestimmung von salpetriger saeure und nitrosylverbindungen |
DD269916A1 (de) * | 1987-12-30 | 1989-07-12 | Dampferzeugerbau Veb K | Verfahren zur quasi - kontinuierlichen messung von schwefeldioxid und stickoxiden in rauchgasen |
US5439569A (en) * | 1993-02-12 | 1995-08-08 | Sematech, Inc. | Concentration measurement and control of hydrogen peroxide and acid/base component in a semiconductor bath |
FR2703463B1 (fr) * | 1993-03-29 | 1995-05-19 | Commissariat Energie Atomique | Film de polymère conducteur dopé par des hétéropolyanions mixtes, utilisable pour la détection des ions nitrites . |
US5456795A (en) * | 1993-05-20 | 1995-10-10 | Canon Kabushiki Kaisha | Method and apparatus for regenerating etching liquid |
US5382331A (en) * | 1993-07-26 | 1995-01-17 | Nalco Chemical Company | Method and apparatus for inline electrochemical monitoring and automated control of oxidizing or reducing agents in water systems |
FI91997C (fi) * | 1993-08-20 | 1994-09-12 | Conrex Oy | Elektrodijärjestelmän, johon kuuluu mittauselektrodi, vertailuelektrodi ja vastaelektrodi, käyttö vetyperoksidin pitoisuuden mittaamisessa |
US6129831A (en) * | 1995-01-26 | 2000-10-10 | Universiteit Gent - Vakgroep Textielkunde | Hydrogen peroxide sensor |
-
2000
- 2000-04-04 US US09/542,847 patent/US6475373B1/en not_active Expired - Fee Related
- 2000-04-06 DE DE60003743T patent/DE60003743T2/de not_active Expired - Fee Related
- 2000-04-06 EP EP00107103A patent/EP1043422B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE60003743T2 (de) | 2004-02-05 |
EP1043422A1 (de) | 2000-10-11 |
EP1043422B1 (de) | 2003-07-09 |
US6475373B1 (en) | 2002-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |