DE3668190D1 - METHOD FOR CORROSION INHIBITION IN STEAM BOILERS AND COMPOSITIONS THEREFOR. - Google Patents
METHOD FOR CORROSION INHIBITION IN STEAM BOILERS AND COMPOSITIONS THEREFOR.Info
- Publication number
- DE3668190D1 DE3668190D1 DE8686307064T DE3668190T DE3668190D1 DE 3668190 D1 DE3668190 D1 DE 3668190D1 DE 8686307064 T DE8686307064 T DE 8686307064T DE 3668190 T DE3668190 T DE 3668190T DE 3668190 D1 DE3668190 D1 DE 3668190D1
- Authority
- DE
- Germany
- Prior art keywords
- corrosion inhibition
- steam boilers
- compositions therefor
- therefor
- compositions
- 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 - Lifetime
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
-
- 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
- C23F11/144—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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US77693585A | 1985-09-17 | 1985-09-17 | |
| US79500985A | 1985-11-04 | 1985-11-04 | |
| US80134985A | 1985-11-25 | 1985-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3668190D1 true DE3668190D1 (en) | 1990-02-15 |
Family
ID=27419727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8686307064T Expired - Lifetime DE3668190D1 (en) | 1985-09-17 | 1986-09-12 | METHOD FOR CORROSION INHIBITION IN STEAM BOILERS AND COMPOSITIONS THEREFOR. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0215655B1 (en) |
| JP (1) | JP2617453B2 (en) |
| AU (1) | AU592367B2 (en) |
| CA (1) | CA1294420C (en) |
| DE (1) | DE3668190D1 (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01225785A (en) * | 1988-03-07 | 1989-09-08 | Kurita Water Ind Ltd | Tarnish inhibitor for steel sheet added to washing water |
| NZ229120A (en) * | 1988-05-23 | 1991-09-25 | Calgon Corp | Inhibiting corrosion in caustic evaporators by using hydroquinone and pyrogallol |
| US5064469A (en) * | 1989-10-03 | 1991-11-12 | Akzo N.V. | Preparation of oxidation resistant metal powder |
| JP2689059B2 (en) * | 1992-11-16 | 1997-12-10 | 小糸工業株式会社 | Disabled seats |
| KR100315496B1 (en) * | 1997-08-13 | 2002-01-15 | 조민호 | Method for Inhibiting Corrosion of Boiler Condensation System Using Corrosion Inhibiting Composition |
| KR100315497B1 (en) * | 1997-08-13 | 2002-01-17 | 조민호 | Method for Inhibiting Corrosion of an Initial Condensation Region of Boiler Condensation System |
| RU2151817C1 (en) * | 1997-12-03 | 2000-06-27 | Моисеева Людмила Сергеевна | Inhibitor of carbon dioxide corrosion of ferrous metals in oil and gas production and transportation systems |
| RU2152458C2 (en) * | 1997-12-22 | 2000-07-10 | Моисеева Людмила Сергеевна | Acid corrosion-inhibiting demulsifier in oil-field media |
| RU2151818C1 (en) * | 1998-02-11 | 2000-06-27 | Моисеева Людмила Сергеевна | Multipurpose metal corrosion inhibitor in oil and gas production and transportation systems |
| RU2415970C2 (en) * | 2008-05-22 | 2011-04-10 | Институт органической химии Уфимского научного центра РАН | Inhibitor of carbonic-acidic corrosion of steel |
| RU2447198C1 (en) * | 2010-09-27 | 2012-04-10 | Государственное учреждение "Научно-исследовательский технологический институт гербицидов и регуляторов роста растений с опытно-экспериментальным производством Академии наук Республики Башкортостан" | Method of inhibiting metal corrosion |
| RU2543591C2 (en) * | 2013-07-19 | 2015-03-10 | Открытое акционерное общество "Всероссийский дважды ордена Трудового Красного Знамени теплотехнический научно-исследовательский институт" | Method of establishing water-chemical mode based on complex amine-containing reagent for water-steam circuit of power generating unit with combined-cycle gas turbines |
| RU2557036C1 (en) * | 2014-04-11 | 2015-07-20 | Фонд поддержки научной, научно-технической и инновационной деятельности "Энергия без границ" | Complex reagent for processing of steam-and-water path of power units of heat power plants |
| RU2702534C1 (en) * | 2017-11-16 | 2019-10-08 | Публичное акционерное общество "Федеральная гидрогенерирующая компания - РусГидро" | System for corrosion protection of geothermal power plant circuit with additional mixing |
| CN111018028B (en) * | 2019-12-06 | 2022-01-28 | 南通联膦化工有限公司 | Environment-friendly boiler deoxidant |
| CN111233178A (en) * | 2020-02-27 | 2020-06-05 | 威海翔泽新材料科技有限公司 | Phosphorus-free composite cylinder cleaning agent for low-pressure boiler and preparation method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU537619B2 (en) * | 1980-04-28 | 1984-07-05 | Betz International, Inc. | Dioxo-aromatic compounds as oxygen scavengers in an aqueous medium |
| JPS57135086A (en) * | 1981-02-13 | 1982-08-20 | Nalco Chemical Co | Method of removing dissolved oxygen from boiler 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 |
| FR2522522A1 (en) * | 1982-01-27 | 1983-09-09 | Leuna Werke Veb | PROCESS FOR IMPROVING THE INITIAL ACTIVITY OF ACTIVATED HYDRAZINE |
| JPS58133382A (en) * | 1982-02-03 | 1983-08-09 | Katayama Chem Works Co Ltd | Corrosion inhibitor for calcium chloride brine |
| GR79936B (en) * | 1983-05-16 | 1984-10-31 | Amchem Prod |
-
1986
- 1986-09-12 DE DE8686307064T patent/DE3668190D1/en not_active Expired - Lifetime
- 1986-09-12 EP EP86307064A patent/EP0215655B1/en not_active Expired - Lifetime
- 1986-09-15 CA CA000518189A patent/CA1294420C/en not_active Expired - Lifetime
- 1986-09-16 AU AU62734/86A patent/AU592367B2/en not_active Ceased
- 1986-09-17 JP JP61217350A patent/JP2617453B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2617453B2 (en) | 1997-06-04 |
| EP0215655B1 (en) | 1990-01-10 |
| AU6273486A (en) | 1987-03-19 |
| CA1294420C (en) | 1992-01-21 |
| JPS62116788A (en) | 1987-05-28 |
| AU592367B2 (en) | 1990-01-11 |
| EP0215655A1 (en) | 1987-03-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: CALGON CORP., PITTSBURGH, PA., US |
|
| 8339 | Ceased/non-payment of the annual fee |