ATE76857T1 - Verfahren zum kontrollieren von kalziumoxalatablagerungen in einem ausgedehnten ph-bereich. - Google Patents

Verfahren zum kontrollieren von kalziumoxalatablagerungen in einem ausgedehnten ph-bereich.

Info

Publication number
ATE76857T1
ATE76857T1 AT88202304T AT88202304T ATE76857T1 AT E76857 T1 ATE76857 T1 AT E76857T1 AT 88202304 T AT88202304 T AT 88202304T AT 88202304 T AT88202304 T AT 88202304T AT E76857 T1 ATE76857 T1 AT E76857T1
Authority
AT
Austria
Prior art keywords
calcium oxalate
extended
range
controlling calcium
oxalate deposits
Prior art date
Application number
AT88202304T
Other languages
English (en)
Inventor
Gloria D Sinkovitz
Kevin J Hipolit
Original Assignee
Calgon Corp
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 Calgon Corp filed Critical Calgon Corp
Application granted granted Critical
Publication of ATE76857T1 publication Critical patent/ATE76857T1/de

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
    • C02F5/105—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 combined with inorganic substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Detergent Compositions (AREA)
  • Treating Waste Gases (AREA)
AT88202304T 1987-10-23 1988-10-14 Verfahren zum kontrollieren von kalziumoxalatablagerungen in einem ausgedehnten ph-bereich. ATE76857T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/111,948 US4804476A (en) 1987-10-23 1987-10-23 Process for controlling calcium oxalate scale over a wide pH range
EP88202304A EP0313157B1 (de) 1987-10-23 1988-10-14 Verfahren zum Kontrollieren von Kalziumoxalatablagerungen in einem ausgedehnten pH-Bereich

Publications (1)

Publication Number Publication Date
ATE76857T1 true ATE76857T1 (de) 1992-06-15

Family

ID=22341306

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88202304T ATE76857T1 (de) 1987-10-23 1988-10-14 Verfahren zum kontrollieren von kalziumoxalatablagerungen in einem ausgedehnten ph-bereich.

Country Status (7)

Country Link
US (1) US4804476A (de)
EP (1) EP0313157B1 (de)
JP (1) JPH01143700A (de)
AT (1) ATE76857T1 (de)
AU (1) AU621564B2 (de)
DE (1) DE3871713T2 (de)
ES (1) ES2031584T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5137722A (en) * 1991-01-16 1992-08-11 Allegheny-Singer Research Institute Extract and pharmaceutical composition for treatment of calcium oxalate stone disease
US5279827A (en) * 1991-01-16 1994-01-18 Allegheny-Singer Research Institute Extract and pharmaceutical composition for treatment of calcium oxalate stone disease and viral infections
US5320757A (en) * 1993-04-05 1994-06-14 Betz Laboratories, Inc. Method of inhibiting calcium oxalate scale deposition
EP0628518B1 (de) * 1993-06-14 2001-09-12 Solutia Europe N.V./S.A. Verfahren zur Verhinderung von Oxalatablagerungen
AU701456B2 (en) * 1994-09-12 1999-01-28 Rohm And Haas Company Method of inhibiting sulfate scale in aqueous systems
US6096197A (en) * 1997-12-11 2000-08-01 Hughes; Douglass E. Shower filter for chlorine removal and scale deposit prevention
KR100308522B1 (ko) * 1999-06-10 2001-11-05 선우 영석 옥살산칼슘 스케일 제거제
ES2272191B1 (es) * 2005-10-14 2008-04-01 Universitat De Les Illes Balears Utilizacion del fitato para el tratamiento del agua.
JP5615049B2 (ja) * 2010-06-07 2014-10-29 伯東株式会社 硫酸バリウムスケール防止方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5520646A (en) * 1978-07-31 1980-02-14 Nippon Steel Corp Preventing method of scale deposition of exhaust gas system and dust collecting water system of steel making furnace
JPS5811279B2 (ja) * 1978-08-08 1983-03-02 株式会社片山化学工業研究所 スケ−ル防止処理法
US4640793A (en) * 1984-02-14 1987-02-03 Calgon Corporation Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
US4634532A (en) * 1984-05-12 1987-01-06 Calgon Corporation Orthophosphate-containing desalination scale inhibitors
US4589985A (en) * 1984-12-03 1986-05-20 Calgon Corporation Polyelectrolyte and surfactant compositions for controlling alkaline earth metal scales
US4575425A (en) * 1984-12-24 1986-03-11 Calgon Corporation Process for controlling calcium oxalate scale over a wide pH range
US4814406A (en) * 1986-02-28 1989-03-21 Katayama Chemical Works Ltd. Scale inhibitor

Also Published As

Publication number Publication date
US4804476A (en) 1989-02-14
AU2418388A (en) 1989-04-27
ES2031584T3 (es) 1992-12-16
JPH01143700A (ja) 1989-06-06
DE3871713T2 (de) 1992-12-10
EP0313157A3 (en) 1989-09-27
DE3871713D1 (de) 1992-07-09
AU621564B2 (en) 1992-03-19
EP0313157A2 (de) 1989-04-26
EP0313157B1 (de) 1992-06-03

Similar Documents

Publication Publication Date Title
DE3568568D1 (en) Carboxylic/sulfonic/quaternary ammonium polymers for use as scale and corrosion inhibitors
ATE188681T1 (de) Verfahren zur verhinderung von sulphatablagerung in wässerigen systemen
DE68903070D1 (de) Verfahren zur kesselsteinbekaempfung mittels allylsulfonat-maleinsaeureanhydridpolymeren.
HK80790A (en) Carboxylic-sulfonic-polyalkylene oxide polymers and their use as scale and corrosion inhibitors
CA2022392A1 (en) 4-phosphonomethyl-2-hydroxy-2-oxo-1,4,2-oxazaphosphorinane n-oxide and water-soluble salts thereof
ATE76857T1 (de) Verfahren zum kontrollieren von kalziumoxalatablagerungen in einem ausgedehnten ph-bereich.
ATE71068T1 (de) Verfahren zur stabilisierung von eisen in waessrigen systemen.
ES2024024B3 (es) Composicion inhibidora de la corrosion.
DE69225669D1 (de) Zusammensetzung und Verfahren zur Kesselstein- und Korrosionsinhibierung, unter Verwendung von Naphtylaminpolykarbonsäuren
UA26275C2 (uk) Спосіб одержаhhя водhої суспеhзії hа осhові сульфату кальцію
DE69001065D1 (de) Verhinderung von ablagerungen in waesserigen systemen durch bestimmte phosphonomethylaminoxide.
ES2016796B3 (es) Inhibicion de la corrosion.
DE69428230T2 (de) Verfahren zur Verhinderung von Oxalatablagerungen
ATE46309T1 (de) Verfahren zur herabsetzung der schleimbildung in anlagen mit einem wasserkreislauf.
ATE63300T1 (de) Verfahren zur kontrolle von calciumcarbonatablagerungen in waesserigen systemen mit hohem ph- wert.
AU587546B2 (en) Zinc and/or lead salts of carboxylic acids and their use as corrosion inhibitors
ATE91160T1 (de) Verfahren zur sauerstoffbeseitigung und zurverhinderung der kruestenbildung in heizkesseln.
JPS56102997A (en) Preventing method from formation of calcium phosphate scale
ES2039807T3 (es) Inhibidor de corrosion en sistemas acuosos.
ATE158347T1 (de) Verfahren zur inhibierung von inkrustation und korrosion in wässrigen kühlsysteme
ATE56687T1 (de) Verfahren zur verhuetung von durch phosphate verursachten metallionenniederschlaegen in wasser.
TH19899B (th) แอลเลอเจนิคโปรตีนในลาเทกซ์ของยางธรรมชาติ การผลิตและการใช้งานของมันในการวิเคราห์

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee