DK532083A - Fremgangsmaade og middel til forhindring af kedelstensaflejring fra vand - Google Patents

Fremgangsmaade og middel til forhindring af kedelstensaflejring fra vand Download PDF

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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
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DK
Denmark
Prior art keywords
prevention
measures
procedure
water collection
collection
Prior art date
Application number
DK532083A
Other languages
English (en)
Other versions
DK532083D0 (da
Inventor
Gilles Meunier
Lino Vio
Original Assignee
Elf Aquitaine
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Elf Aquitaine filed Critical Elf Aquitaine
Publication of DK532083D0 publication Critical patent/DK532083D0/da
Publication of DK532083A publication Critical patent/DK532083A/da

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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)
DK532083A 1982-11-24 1983-11-21 Fremgangsmaade og middel til forhindring af kedelstensaflejring fra vand DK532083A (da)

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 (da)
EP (1) EP0112738B1 (da)
CA (1) CA1222925A (da)
DE (2) DE3371499D1 (da)
DK (1) DK532083A (da)
FR (1) FR2536383A1 (da)
IE (1) IE56283B1 (da)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
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 (en) * 1989-02-21 1991-09-11 Monsanto Company Stabilized compositions containing peroxygen compounds
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 (en) 1992-12-14 1997-03-12 Nalco Chemical Company Trihydrate crystal modification in the bayer process
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
WO1997017293A1 (en) * 1995-11-07 1997-05-15 Cytec Technology Corp. Reduction of impurities in bayer process alumina trihydrate
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
US5733460A (en) * 1996-04-29 1998-03-31 Cytec Technology Corp. Use of hydroxamated polymers to alter Bayer Process scale
US5733459A (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
EP0962475B1 (en) * 1997-12-18 2004-08-11 Nippon Shokubai Co., Ltd. Amidated polyacetals, process for producing the same, and use thereof
CN101128244B (zh) * 2005-02-25 2010-09-29 Cytec技术有限公司 异羟肟酸化聚合物的水包油包水乳液及其使用方法
EP1913036B1 (en) 2005-07-20 2013-03-06 Bridgestone Corporation Amine functionalized polymers
EP1982336B1 (en) * 2006-02-09 2013-04-24 Pebble Bed Modular Reactor (Proprietary) Limited Nuclear plant with a pebble bed nuclear reactor
CN104289319A (zh) * 2008-07-25 2015-01-21 塞特克技术公司 浮选剂和利用所述浮选剂的浮选法
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)

* Cited by examiner, † Cited by third party
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
EP0012463B1 (en) * 1978-12-11 1982-06-30 Shell Internationale Researchmaatschappij B.V. 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

Also Published As

Publication number Publication date
US4532046A (en) 1985-07-30
EP0112738A1 (fr) 1984-07-04
FR2536383B1 (da) 1985-03-29
DE112738T1 (de) 1984-12-06
IE832740L (en) 1984-05-24
DE3371499D1 (en) 1987-06-19
DK532083D0 (da) 1983-11-21
IE56283B1 (en) 1991-06-05
FR2536383A1 (fr) 1984-05-25
EP0112738B1 (fr) 1987-05-13
CA1222925A (fr) 1987-06-16

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