JPS6320305B2 - - Google Patents
Info
- Publication number
- JPS6320305B2 JPS6320305B2 JP57224114A JP22411482A JPS6320305B2 JP S6320305 B2 JPS6320305 B2 JP S6320305B2 JP 57224114 A JP57224114 A JP 57224114A JP 22411482 A JP22411482 A JP 22411482A JP S6320305 B2 JPS6320305 B2 JP S6320305B2
- Authority
- JP
- Japan
- Prior art keywords
- oxygen
- neutralized
- feed water
- ammonium
- hydrazine
- 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
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
- 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
- C23F11/12—Oxygen-containing compounds
- C23F11/124—Carboxylic acids
- C23F11/126—Aliphatic acids
-
- 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
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)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US333379 | 1981-12-22 | ||
| US06/333,379 US4419327A (en) | 1981-12-22 | 1981-12-22 | Method of scavenging dissolved oxygen in steam generating equipment using ammonia or amine neutralized erythorbic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58113383A JPS58113383A (ja) | 1983-07-06 |
| JPS6320305B2 true JPS6320305B2 (enExample) | 1988-04-27 |
Family
ID=23302532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57224114A Granted JPS58113383A (ja) | 1981-12-22 | 1982-12-22 | 蒸気発生装置の脱酸素方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4419327A (enExample) |
| JP (1) | JPS58113383A (enExample) |
| CA (1) | CA1188594A (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4539122A (en) * | 1984-02-21 | 1985-09-03 | Halliburton Company | Corrosion inhibitor for heavy brines |
| US4549968A (en) * | 1984-05-18 | 1985-10-29 | Betz Laboratories, Inc. | Method of utilizing improved stability oxygen scavenger compositions |
| DE3668190D1 (de) * | 1985-09-17 | 1990-02-15 | Calgon Corp | Verfahren zur korrosionsinhibierung in dampfkesseln und zusammensetzungen hierfuer. |
| US4681737A (en) * | 1985-09-17 | 1987-07-21 | Calgon Corporation | Stabilized sodium erythorbate boiler corrosion inhibitor compositions and methods |
| 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 |
| US4891141A (en) * | 1987-12-11 | 1990-01-02 | Dubois Chemicals, Inc. | Oxygen scavenger for boiler water and method of use |
| US4851130A (en) * | 1988-11-30 | 1989-07-25 | Pfizer Inc. | Oxygen removal with carbon catalyzed erythorbate or ascorbate |
| JPH0671593B2 (ja) * | 1990-09-14 | 1994-09-14 | 平成理研株式会社 | 脱酸素剤およびその使用方法 |
| US5178796A (en) * | 1990-10-11 | 1993-01-12 | Pfizer Inc. | Method for oxygen removal with keto-gluconates |
| US5114618A (en) * | 1990-10-11 | 1992-05-19 | Pfizer Inc. | Oxygen removal with keto-gluconates |
| US5091108A (en) * | 1991-02-21 | 1992-02-25 | Nalco Chemical Company | Method of retarding corrosion of metal surfaces in contact with boiler water systems which corrosion is caused by dissolved oxygen |
| US5164110A (en) * | 1991-02-21 | 1992-11-17 | Nalco Chemical Company | Method of retarding corrosion of metal surfaces in contact with boiler water systems which corrosion is caused by dissolved oxygen |
| US5167835A (en) * | 1991-11-06 | 1992-12-01 | Nalco Chemical Company | Method of scavenging oxygen from boiler waters with substituted quinolines |
| JP3656384B2 (ja) | 1997-03-28 | 2005-06-08 | 三浦工業株式会社 | ボイラの運転方法 |
| CN102348834A (zh) * | 2009-03-10 | 2012-02-08 | 株式会社东芝 | 控制发电设备中水化学的方法和系统 |
| CN102910689A (zh) * | 2012-11-09 | 2013-02-06 | 青海电力科学试验研究院 | 一种用于防止给水系统腐蚀的加药方法 |
| WO2020154728A1 (en) | 2019-01-26 | 2020-07-30 | Li Shenshen | Formulations capable of reacting with or removal of molecular oxygen |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL287675A (enExample) * | 1962-01-12 | |||
| CH508415A (de) * | 1967-10-27 | 1971-06-15 | Hoffmann La Roche | Antioxydative Mischung und deren Verwendung |
| US3681492A (en) * | 1969-10-30 | 1972-08-01 | Allergan Pharma | A bactericidal stabilized ascorbic acid composition |
| US3749680A (en) * | 1971-01-08 | 1973-07-31 | Merck & Co Inc | Novel derivatives of isoascorbic acid and methods of producing and using same |
| JPS55109210A (en) * | 1979-02-09 | 1980-08-22 | Kurita Water Ind Ltd | Stabilizer for aqueous sulfite solution |
-
1981
- 1981-12-22 US US06/333,379 patent/US4419327A/en not_active Expired - Lifetime
-
1982
- 1982-10-13 CA CA000413302A patent/CA1188594A/en not_active Expired
- 1982-12-22 JP JP57224114A patent/JPS58113383A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58113383A (ja) | 1983-07-06 |
| CA1188594A (en) | 1985-06-11 |
| US4419327A (en) | 1983-12-06 |
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