DK510689A - Fremgangsmaade til behandling af vandsystemer for at inhibere korrosion og skaldannnelser - Google Patents
Fremgangsmaade til behandling af vandsystemer for at inhibere korrosion og skaldannnelserInfo
- Publication number
- DK510689A DK510689A DK510689A DK510689A DK510689A DK 510689 A DK510689 A DK 510689A DK 510689 A DK510689 A DK 510689A DK 510689 A DK510689 A DK 510689A DK 510689 A DK510689 A DK 510689A
- Authority
- DK
- Denmark
- Prior art keywords
- procedures
- calculation
- water systems
- treating water
- inhibit corrosion
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
-
- 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
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
- C02F5/145—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus combined with inorganic substances
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/061,648 US4774018A (en) | 1987-06-15 | 1987-06-15 | Treatment for water systems to inhibit corrosion and scale formation |
PCT/US1988/002047 WO1988010238A1 (en) | 1987-06-15 | 1988-06-14 | Treatment for water systems to inhibit corrosion and scale formation |
Publications (2)
Publication Number | Publication Date |
---|---|
DK510689D0 DK510689D0 (da) | 1989-10-13 |
DK510689A true DK510689A (da) | 1989-12-12 |
Family
ID=22037173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK510689A DK510689A (da) | 1987-06-15 | 1989-10-13 | Fremgangsmaade til behandling af vandsystemer for at inhibere korrosion og skaldannnelser |
Country Status (10)
Country | Link |
---|---|
US (1) | US4774018A (da) |
EP (1) | EP0363439A1 (da) |
JP (1) | JPH02500986A (da) |
KR (1) | KR910003088B1 (da) |
AU (1) | AU2309988A (da) |
BR (1) | BR8807469A (da) |
DK (1) | DK510689A (da) |
FI (1) | FI894855A0 (da) |
WO (1) | WO1988010238A1 (da) |
ZA (1) | ZA884278B (da) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4869827A (en) * | 1987-06-15 | 1989-09-26 | The Dow Chemical Company | Treatment for water systems to inhibit corrosion and scale formation |
US5068059A (en) * | 1990-01-16 | 1991-11-26 | Drew Chemical Corporation | Corrosion inhibitor |
US5057228A (en) * | 1990-04-16 | 1991-10-15 | Baker Hughes Incorporated | Metal ion complexes for use as scale inhibitors |
US5866042A (en) * | 1997-07-18 | 1999-02-02 | Betzdearborn Inc. | Methods and compositions for inhibiting corrosion |
EP1886976A1 (en) * | 2006-08-09 | 2008-02-13 | Thermphos Trading GmbH | Method of scale inhibition |
JP5751256B2 (ja) * | 2010-09-16 | 2015-07-22 | 日本ゼオン株式会社 | 二次電池用正極 |
KR101715372B1 (ko) * | 2016-05-26 | 2017-03-15 | 이종호 | 녹 제거 및 방지용 조성물, 및 이를 제조하는 방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3976589A (en) * | 1971-08-04 | 1976-08-24 | Monsanto Company | Methods of scale inhibition |
US4324684A (en) * | 1979-10-29 | 1982-04-13 | Betz Laboratories, Inc. | Stable compositions for use as corrosion inhibitors |
US4324664A (en) * | 1981-04-16 | 1982-04-13 | Betz Laboratories, Inc. | Method and composition for treating aqueous mediums |
US4501667A (en) * | 1983-03-03 | 1985-02-26 | Ciba-Geigy Corporation | Process of inhibiting corrosion of metal surfaces and/or deposition of scale thereon |
US4640818A (en) * | 1984-08-17 | 1987-02-03 | The Dow Chemical Company | Corrosion inhibition of metals in water systems using aminophosphonic acid derivatives in combination with manganese |
JP2608550B2 (ja) * | 1986-10-17 | 1997-05-07 | 株式会社 片山化学工業研究所 | 軟水ボイラの防食処理方法 |
-
1987
- 1987-06-15 US US07/061,648 patent/US4774018A/en not_active Expired - Fee Related
-
1988
- 1988-06-14 EP EP88907906A patent/EP0363439A1/en not_active Withdrawn
- 1988-06-14 BR BR888807469A patent/BR8807469A/pt unknown
- 1988-06-14 WO PCT/US1988/002047 patent/WO1988010238A1/en not_active Application Discontinuation
- 1988-06-14 AU AU23099/88A patent/AU2309988A/en not_active Abandoned
- 1988-06-14 JP JP63507087A patent/JPH02500986A/ja active Pending
- 1988-06-14 KR KR1019890700253A patent/KR910003088B1/ko active IP Right Grant
- 1988-06-15 ZA ZA884278A patent/ZA884278B/xx unknown
-
1989
- 1989-10-13 FI FI894855A patent/FI894855A0/fi not_active Application Discontinuation
- 1989-10-13 DK DK510689A patent/DK510689A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ZA884278B (en) | 1990-02-28 |
JPH02500986A (ja) | 1990-04-05 |
US4774018A (en) | 1988-09-27 |
FI894855A0 (fi) | 1989-10-13 |
DK510689D0 (da) | 1989-10-13 |
BR8807469A (pt) | 1990-05-22 |
EP0363439A1 (en) | 1990-04-18 |
KR890701481A (ko) | 1989-12-20 |
AU2309988A (en) | 1989-01-19 |
EP0363439A4 (en) | 1990-01-23 |
WO1988010238A1 (en) | 1988-12-29 |
KR910003088B1 (ko) | 1991-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |