DK532083A - Fremgangsmaade og middel til forhindring af kedelstensaflejring fra vand - Google Patents
Fremgangsmaade og middel til forhindring af kedelstensaflejring fra vand Download PDFInfo
- Publication number
- DK532083A DK532083A DK532083A DK532083A DK532083A DK 532083 A DK532083 A DK 532083A DK 532083 A DK532083 A DK 532083A DK 532083 A DK532083 A DK 532083A DK 532083 A DK532083 A DK 532083A
- Authority
- DK
- Denmark
- Prior art keywords
- prevention
- measures
- procedure
- water collection
- collection
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8219662A FR2536383A1 (fr) | 1982-11-24 | 1982-11-24 | Procede et produit pour l'empechement de l'entartrage par des eaux |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK532083D0 DK532083D0 (da) | 1983-11-21 |
| DK532083A true DK532083A (da) | 1984-05-25 |
Family
ID=9279467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK532083A DK532083A (da) | 1982-11-24 | 1983-11-21 | Fremgangsmaade og middel til forhindring af kedelstensaflejring fra vand |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4532046A (de) |
| EP (1) | EP0112738B1 (de) |
| CA (1) | CA1222925A (de) |
| DE (2) | DE3371499D1 (de) |
| DK (1) | DK532083A (de) |
| FR (1) | FR2536383A1 (de) |
| IE (1) | IE56283B1 (de) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4913824A (en) * | 1985-10-21 | 1990-04-03 | Nalco Chemical Company | Anionic polymers containing N-vinyl-pyrrolidone or other vinyl amides as scale inhibitors for preventing or reducing calcium phosphate and other scales |
| US4707271A (en) * | 1985-11-01 | 1987-11-17 | The B. F. Goodrich Company | Stabilization of iron in aqueous systems |
| US4711726A (en) * | 1986-12-29 | 1987-12-08 | Nalco Chemical Company | Carboxylate N-vinylamide copolymers for internal scale control and passivation in high pressure boiler systems |
| US4767540A (en) | 1987-02-11 | 1988-08-30 | American Cyanamid Company | Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams |
| US4810296A (en) * | 1988-02-16 | 1989-03-07 | American Cyanamid Company | Hydroxamated polymers as additives for retarding the rate of set of hydraulic cement compositions |
| EP0384911A3 (de) * | 1989-02-21 | 1991-09-11 | Monsanto Company | Stabilisierte Zusammensetzungen, die Persäurestoffverbindungen enthalten |
| US5256331A (en) * | 1991-05-23 | 1993-10-26 | American Cyanamid Company | Water-in-oil emulsions containing hydroxylamine |
| AU643899B2 (en) * | 1991-07-24 | 1993-11-25 | Nalco Chemical Company | Hydroxamic acid containing polymers used as corrosion inhibitors |
| US5383269A (en) * | 1991-09-03 | 1995-01-24 | Microelectronics And Computer Technology Corporation | Method of making three dimensional integrated circuit interconnect module |
| EP0602900B1 (de) | 1992-12-14 | 1997-03-12 | Nalco Chemical Company | Änderung der Trihydrat-Kristalle im Bayer-Verfahren |
| US5368745A (en) * | 1993-09-02 | 1994-11-29 | Cytec Technology Corp. | Method of flocculating low metal oxide content solids in a liquid |
| US5539046A (en) * | 1994-11-04 | 1996-07-23 | Cytec Technology Corp. | Blends of hydroxamated polymer emulsions with polyacrylate emulsions |
| CN1201440A (zh) * | 1995-11-07 | 1998-12-09 | Cytec技术有限公司 | 减少拜耳法三水合氧化铝中的杂质 |
| US5951955A (en) * | 1995-11-07 | 1999-09-14 | Cytec Technology Corp. | Concentration of solids in the Bayer process |
| US5688403A (en) * | 1996-02-29 | 1997-11-18 | Cytec Technology Corp. | Removal of metal ions from solution |
| US5853677A (en) * | 1996-04-26 | 1998-12-29 | Cytec Technology Corp. | Concentration of solids by flocculating in the Bayer process |
| US5733459A (en) * | 1996-04-29 | 1998-03-31 | Cytec Technology Corp. | Use of hydroxamated polymers to alter bayer process scale |
| US5733460A (en) * | 1996-04-29 | 1998-03-31 | Cytec Technology Corp. | Use of hydroxamated polymers to alter Bayer Process scale |
| US5750070A (en) * | 1996-07-19 | 1998-05-12 | Nalco Chemical Company | Use of biodegradable polymers in preventing corrosion and scale build-up |
| WO1999031156A1 (fr) * | 1997-12-18 | 1999-06-24 | Nippon Shokubai Co., Ltd. | Resines polyacetaliques amidees, leur procede de production et leurs emplois |
| JP5522897B2 (ja) * | 2005-02-25 | 2014-06-18 | サイテク・テクノロジー・コーポレーシヨン | ヒドロキサム酸化ポリマーの水中油中水エマルジョンおよびこれらを使用するための方法 |
| JP5216583B2 (ja) | 2005-07-20 | 2013-06-19 | 株式会社ブリヂストン | アミンで官能化されたポリマー |
| US20080298534A1 (en) * | 2006-02-09 | 2008-12-04 | Holger Gerhard Clemens Finken | Nuclear Plant with a Pebble Bed Nuclear Reactor |
| ES2816575T3 (es) * | 2008-07-25 | 2021-04-05 | Cytec Tech Corporation | Supresor de silicato para la flotación de minerales de sulfuro o de metales preciosos |
| CN103819592B (zh) * | 2014-03-05 | 2015-12-02 | 中南大学 | 一种有效沉降分离高硅高铁型拜耳法赤泥的絮凝剂的制备方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3285886A (en) * | 1961-07-17 | 1966-11-15 | Grace W R & Co | Threshold treatment of water with water dispersible complexing polymers |
| US3280081A (en) * | 1963-11-29 | 1966-10-18 | Union Carbide Corp | Interpolymers of ethylenically unsaturated sulfines |
| GB1414918A (en) * | 1973-02-14 | 1975-11-19 | Ciba Geigy Uk Ltd | Treatment of water to prevent the deposition of scale |
| US3965027A (en) * | 1974-03-11 | 1976-06-22 | Calgon Corporation | Scale inhibition and corrosion inhibition |
| FR2288113A1 (fr) * | 1974-10-18 | 1976-05-14 | Anvar | Polymeres hydrosolubles portant des fonctions iminodiacetiques |
| US4003842A (en) * | 1975-07-14 | 1977-01-18 | American Cyanamid Company | Corrosion and scale inhibitors for industrial recirculating cooling water systems |
| ZA796485B (en) * | 1978-12-11 | 1980-11-26 | Shell Res Ltd | Thermosetting resinous binder compositions,their preparation,and use as coating materials |
| FR2476113A1 (fr) * | 1980-02-14 | 1981-08-21 | Elf Aquitaine | Boues de forage resistant a tres haute temperature |
| US4432884A (en) * | 1982-07-19 | 1984-02-21 | Katayama Chemical Works Co., Ltd. | Scale inhibiting agent |
| FR2533572A1 (fr) * | 1982-09-28 | 1984-03-30 | Elf Aquitaine | Perfectionnements a la preparation de polymeres a fonctions hydroxamiques, nouveaux polymeres obtenus et leurs applications |
-
1982
- 1982-11-24 FR FR8219662A patent/FR2536383A1/fr active Granted
-
1983
- 1983-08-24 US US06/526,026 patent/US4532046A/en not_active Expired - Fee Related
- 1983-11-17 DE DE8383402214T patent/DE3371499D1/de not_active Expired
- 1983-11-17 EP EP83402214A patent/EP0112738B1/de not_active Expired
- 1983-11-17 DE DE198383402214T patent/DE112738T1/de active Pending
- 1983-11-21 DK DK532083A patent/DK532083A/da not_active Application Discontinuation
- 1983-11-23 IE IE2740/83A patent/IE56283B1/xx unknown
- 1983-11-23 CA CA000441804A patent/CA1222925A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IE56283B1 (en) | 1991-06-05 |
| FR2536383B1 (de) | 1985-03-29 |
| DK532083D0 (da) | 1983-11-21 |
| CA1222925A (fr) | 1987-06-16 |
| EP0112738B1 (de) | 1987-05-13 |
| IE832740L (en) | 1984-05-24 |
| FR2536383A1 (fr) | 1984-05-25 |
| DE112738T1 (de) | 1984-12-06 |
| DE3371499D1 (en) | 1987-06-19 |
| EP0112738A1 (de) | 1984-07-04 |
| US4532046A (en) | 1985-07-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHS | Application shelved for other reasons than non-payment |