BR9200570A - Processo de remocao de oxigenio de aguas para caldeira a vapor e composicao para remocao de oxigenio - Google Patents
Processo de remocao de oxigenio de aguas para caldeira a vapor e composicao para remocao de oxigenioInfo
- Publication number
- BR9200570A BR9200570A BR929200570A BR9200570A BR9200570A BR 9200570 A BR9200570 A BR 9200570A BR 929200570 A BR929200570 A BR 929200570A BR 9200570 A BR9200570 A BR 9200570A BR 9200570 A BR9200570 A BR 9200570A
- Authority
- BR
- Brazil
- Prior art keywords
- oxygen removal
- composition
- steam boiler
- removal process
- water
- Prior art date
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
- 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
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
-
- 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
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
-
- 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
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/14—Nitrogen-containing compounds
- C23F11/141—Amines; Quaternary ammonium compounds
-
- 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
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/14—Nitrogen-containing compounds
- C23F11/144—Aminocarboxylic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Anti-Oxidant Or Stabilizer Compositions (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/658,732 US5091108A (en) | 1991-02-21 | 1991-02-21 | Method of retarding corrosion of metal surfaces in contact with boiler water systems which corrosion is caused by dissolved oxygen |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9200570A true BR9200570A (pt) | 1992-10-27 |
Family
ID=24642456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR929200570A BR9200570A (pt) | 1991-02-21 | 1992-02-20 | Processo de remocao de oxigenio de aguas para caldeira a vapor e composicao para remocao de oxigenio |
Country Status (5)
Country | Link |
---|---|
US (1) | US5091108A (pt) |
EP (1) | EP0500266A3 (pt) |
JP (1) | JPH04346682A (pt) |
BR (1) | BR9200570A (pt) |
CA (1) | CA2053814A1 (pt) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6110881A (en) * | 1990-11-05 | 2000-08-29 | Ekc Technology, Inc. | Cleaning solutions including nucleophilic amine compound having reduction and oxidation potentials |
US7205265B2 (en) * | 1990-11-05 | 2007-04-17 | Ekc Technology, Inc. | Cleaning compositions and methods of use thereof |
US5279771A (en) * | 1990-11-05 | 1994-01-18 | Ekc Technology, Inc. | Stripping compositions comprising hydroxylamine and alkanolamine |
US20040018949A1 (en) * | 1990-11-05 | 2004-01-29 | Wai Mun Lee | Semiconductor process residue removal composition and process |
US5282379A (en) * | 1992-04-03 | 1994-02-01 | Nalco Chemical Company | Volatile tracers for diagnostic use in steam generating systems |
CA2091097A1 (en) * | 1992-04-08 | 1993-10-09 | Betzdearborn Inc. | Boiler double buffers |
US5176849A (en) * | 1992-04-15 | 1993-01-05 | W. R. Grace & Co.-Conn. | Composition and method for scavenging oxygen |
US7144849B2 (en) * | 1993-06-21 | 2006-12-05 | Ekc Technology, Inc. | Cleaning solutions including nucleophilic amine compound having reduction and oxidation potentials |
US5419779A (en) * | 1993-12-02 | 1995-05-30 | Ashland Inc. | Stripping with aqueous composition containing hydroxylamine and an alkanolamine |
FR2723750B1 (fr) * | 1994-08-04 | 1996-10-25 | Concorde Chimie France | Composition inhibitrice d'entartrage et de corrosion pour proteger les surfaces en contact avec de l'eau et procede de preparation de ladite composition. |
US5589107A (en) * | 1994-08-15 | 1996-12-31 | Applied Specialties, Inc. | Method and composition for inhibiting corrosion |
DE59401005D1 (de) † | 1994-08-22 | 1996-12-12 | Faborga Sa | Mittel zur Verhinderung von Ausscheidungen und von Sauerstoffkorrosion in Prozesswässern |
WO1996012053A1 (en) * | 1994-10-13 | 1996-04-25 | Catachem, Inc. | Method for minimizing solvent degradation and corrosion in amine solvent treating systems |
US5556451A (en) * | 1995-07-20 | 1996-09-17 | Betz Laboratories, Inc. | Oxygen induced corrosion inhibitor compositions |
EP0807696B1 (de) * | 1996-05-06 | 1999-07-28 | Faborga S.A. | Verfahren zur Konditionierung von Speisewasser fur Zwang durchlaufkessel Anlagen |
US5853462A (en) * | 1996-10-30 | 1998-12-29 | Akzo Nobel Nv | Corrosion protection of metals using aromatic amine compound(s) |
DE19834226C1 (de) * | 1998-07-29 | 2000-02-10 | Excor Korrosionsforschung Gmbh | Dampfphasen-Korrosionsinhibitoren, Verfahren zu deren Herstellung und deren Verwendung |
US20030085175A1 (en) * | 2000-02-29 | 2003-05-08 | Beardwood Edward S. | Metal oxides dispersant composition |
US6984734B2 (en) * | 2002-02-26 | 2006-01-10 | Board Of Regents, The University Of Texas System | Cyclo[n]pyrroles and methods thereto |
JP2009285530A (ja) * | 2008-05-27 | 2009-12-10 | Kurita Water Ind Ltd | ボイラ装置用水処理剤及びボイラ装置の水処理方法 |
US11492277B2 (en) | 2015-07-29 | 2022-11-08 | Ecolab Usa Inc. | Heavy amine neutralizing agents for olefin or styrene production |
JP6457135B1 (ja) * | 2018-06-07 | 2019-01-23 | 内外化学製品株式会社 | カルボヒドラジド含有組成物およびカルボヒドラジドの安定化方法 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3843547A (en) * | 1972-12-26 | 1974-10-22 | Olin Corp | Composition for accelerating oxygen removal comprised of an aqueous solution of hydrazine containing a mixture of an aryl amine compound and a quinone compound |
US3983048A (en) * | 1972-12-26 | 1976-09-28 | Olin Corporation | Composition for accelerating oxygen removal comprised of a mixture of aqueous hydrazine and an aryl amine compound |
US4067690A (en) * | 1976-05-04 | 1978-01-10 | Chemed Corporation | Boiler water treatment |
US4278635A (en) * | 1979-10-12 | 1981-07-14 | Chemed Corporation | Method for deoxygenation of water |
US4269717A (en) * | 1980-04-17 | 1981-05-26 | Nalco Chemical Company | Boiler additives for oxygen scavenging |
US4282111A (en) * | 1980-04-28 | 1981-08-04 | Betz Laboratories, Inc. | Hydroquinone as an oxygen scavenger in an aqueous medium |
US4279767A (en) * | 1980-07-14 | 1981-07-21 | Betz Laboratories, Inc. | Use of improved hydroquinone oxygen scavenger in aqueous mediums |
US4487708A (en) * | 1980-07-14 | 1984-12-11 | Betz Laboratories, Inc. | Hydroquinone oxygen scavenger for use in aqueous mediums |
US4289645A (en) * | 1980-07-14 | 1981-09-15 | Betz Laboratories, Inc. | Hydroquinone and mu-amine compositions |
US4350606A (en) * | 1980-10-03 | 1982-09-21 | Dearborn Chemical Company | Composition and method for inhibiting corrosion |
US4311599A (en) * | 1980-11-12 | 1982-01-19 | Nalco Chemical Company | Reduced methylene blue for oxygen removal |
US4363734A (en) * | 1981-02-05 | 1982-12-14 | Nalco Chemical Company | 1,3-Dihydroxy acetone as an oxygen scavenger for water |
US4419327A (en) * | 1981-12-22 | 1983-12-06 | Nalco Chemical Company | Method of scavenging dissolved oxygen in steam generating equipment using ammonia or amine neutralized erythorbic acid |
US4540494A (en) * | 1983-03-10 | 1985-09-10 | Veb Leuna Werke "Walter Ulbricht" | Method for the removal of oxygen dissolved in water |
CA1210930A (en) * | 1984-04-18 | 1986-09-09 | Harvey W. Thompson | Composition and method for deoxygenation |
US4549968A (en) * | 1984-05-18 | 1985-10-29 | Betz Laboratories, Inc. | Method of utilizing improved stability oxygen scavenger compositions |
US4569783A (en) * | 1984-11-01 | 1986-02-11 | Betz Laboratories, Inc. | Hydroquinone catalyzed oxygen scavenger and methods of use thereof |
US4541932A (en) * | 1984-11-09 | 1985-09-17 | Betz Laboratories, Inc. | Hydroquinone catalyzed oxygen scavenger and methods of use thereof |
US4929364A (en) * | 1987-06-19 | 1990-05-29 | Nalco Chemical Company | Amine/gallic acid blends as oxygen scavengers |
US4968438A (en) * | 1987-09-18 | 1990-11-06 | Nalco Chemical Company | Gallic acid as an oxygen scavenger |
DE3872849T2 (de) * | 1987-12-16 | 1992-12-03 | Diversey Corp | Alles enthaltende zusammensetzung fuer die behandlung von kesselwasser. |
US4851130A (en) * | 1988-11-30 | 1989-07-25 | Pfizer Inc. | Oxygen removal with carbon catalyzed erythorbate or ascorbate |
-
1991
- 1991-02-21 US US07/658,732 patent/US5091108A/en not_active Expired - Fee Related
- 1991-10-21 CA CA002053814A patent/CA2053814A1/en not_active Abandoned
-
1992
- 1992-02-13 EP EP19920301201 patent/EP0500266A3/en not_active Withdrawn
- 1992-02-19 JP JP4031734A patent/JPH04346682A/ja active Pending
- 1992-02-20 BR BR929200570A patent/BR9200570A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0500266A2 (en) | 1992-08-26 |
CA2053814A1 (en) | 1992-08-22 |
US5091108A (en) | 1992-02-25 |
EP0500266A3 (en) | 1992-10-14 |
JPH04346682A (ja) | 1992-12-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA1 | Application withdrawn (art. 18(2)) |