ZA868155B - Stabilization of iron in aqueous systems - Google Patents

Stabilization of iron in aqueous systems

Info

Publication number
ZA868155B
ZA868155B ZA868155A ZA868155A ZA868155B ZA 868155 B ZA868155 B ZA 868155B ZA 868155 A ZA868155 A ZA 868155A ZA 868155 A ZA868155 A ZA 868155A ZA 868155 B ZA868155 B ZA 868155B
Authority
ZA
South Africa
Prior art keywords
stabilization
iron
aqueous systems
aqueous
systems
Prior art date
Application number
ZA868155A
Other languages
English (en)
Inventor
Zahid Amjad
William Frank Masler Iii
Original Assignee
Goodrich Co B F
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 Goodrich Co B F filed Critical Goodrich Co B F
Publication of ZA868155B publication Critical patent/ZA868155B/xx

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
    • 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

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)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
ZA868155A 1985-11-01 1986-10-27 Stabilization of iron in aqueous systems ZA868155B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/793,815 US4707271A (en) 1985-11-01 1985-11-01 Stabilization of iron in aqueous systems

Publications (1)

Publication Number Publication Date
ZA868155B true ZA868155B (en) 1987-08-26

Family

ID=25160879

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA868155A ZA868155B (en) 1985-11-01 1986-10-27 Stabilization of iron in aqueous systems

Country Status (11)

Country Link
US (1) US4707271A (da)
EP (1) EP0220726A3 (da)
JP (1) JPS62110799A (da)
KR (1) KR870004909A (da)
CN (1) CN1005969B (da)
AU (1) AU587077B2 (da)
BR (1) BR8605395A (da)
DK (1) DK522086A (da)
IN (1) IN170621B (da)
PT (1) PT83663B (da)
ZA (1) ZA868155B (da)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4919821A (en) * 1986-03-21 1990-04-24 Nalco Chemical Company Modified maleic anhydride polymers and the like for use as scale inhibitors
US4818506A (en) * 1988-01-15 1989-04-04 Nalco Chemical Company Gypsum scale inhibitors for flue gas desulfurization systems
US4869828A (en) * 1988-02-26 1989-09-26 Nalco Chemical Company Stabilization of iron in aqueous systems
JPH07119951B2 (ja) * 1988-08-05 1995-12-20 富士写真フイルム株式会社 熱現像感光材料
US5035806A (en) * 1989-05-15 1991-07-30 Nalco Chemical Company Scaling salt threshold inhibition and dispersion with hydrophilic/hydrophobic polymers
US4937002A (en) * 1989-06-12 1990-06-26 National Starch And Chemical Investment Holding Corporation Interpolymers for barium sulphate inhibition
DE4004953C3 (de) * 1990-02-19 1998-01-29 Stockhausen Chem Fab Gmbh Verfahren zur Herstellung von neutralisierten Polyacrylsäuren und ihre Verwendung als Mahl- und Dispergierhilfsmittel
US5302293A (en) * 1992-07-13 1994-04-12 Nalco Chemical Company Method of controlling iron in produced oilfield waters
US9052289B2 (en) * 2010-12-13 2015-06-09 Schlumberger Technology Corporation Hydrogen sulfide (H2S) detection using functionalized nanoparticles
JP5862193B2 (ja) * 2011-10-18 2016-02-16 栗田工業株式会社 蒸気発生器の水側缶内における鉄スケール防止方法
JP5903953B2 (ja) * 2012-03-15 2016-04-13 栗田工業株式会社 蒸気発生器の鉄スケール防止剤及び防止方法
CN104692515A (zh) * 2015-02-04 2015-06-10 华东理工大学 一种加强活化过氧化钙去除水中氯代烯烃的方法
CN115612015B (zh) * 2022-12-19 2023-04-28 山东泰和科技股份有限公司 一种水溶性综合阻垢剂及其制备方法和在水处理中的应用

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386005A (en) * 1981-01-06 1983-05-31 Chemical Sciences, Inc. Scale inhibitor for reverse osmosis water purification system
US4434059A (en) * 1981-02-02 1984-02-28 Johnson Donald A Polymers for prevention of fouling by iron oxides in cooling systems
US4361492A (en) * 1981-04-09 1982-11-30 Nalco Chemical Company Particulate dispersant enhancement using acrylamide-acrylic acid copolymers
US4431547A (en) * 1981-08-24 1984-02-14 Nalco Chemical Company Use of acrylamide/acrylic acid copolymers for prevention of fouling by Ca3 (PO4)2
US4387027A (en) * 1981-10-09 1983-06-07 Betz Laboratories, Inc. Control of iron induced fouling in water systems
US4432884A (en) * 1982-07-19 1984-02-21 Katayama Chemical Works Co., Ltd. Scale inhibiting agent
FR2536383A1 (fr) * 1982-11-24 1984-05-25 Elf Aquitaine Procede et produit pour l'empechement de l'entartrage par des eaux
CA1234033A (en) * 1983-10-26 1988-03-15 Fu Chen Water treatment polymers and methods of use thereof
US4566973A (en) * 1984-08-06 1986-01-28 The B. F. Goodrich Company Scale inhibition in water systems

Also Published As

Publication number Publication date
AU587077B2 (en) 1989-08-03
PT83663A (en) 1986-11-01
JPS62110799A (ja) 1987-05-21
BR8605395A (pt) 1987-08-11
DK522086D0 (da) 1986-10-31
PT83663B (pt) 1989-05-31
AU6429586A (en) 1987-05-07
CN86107456A (zh) 1987-07-01
US4707271A (en) 1987-11-17
KR870004909A (ko) 1987-06-02
CN1005969B (zh) 1989-12-06
DK522086A (da) 1987-05-02
EP0220726A2 (en) 1987-05-06
IN170621B (da) 1992-04-25
EP0220726A3 (en) 1988-11-30

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