VN25747A1 - Method of water treatment - Google Patents

Method of water treatment

Info

Publication number
VN25747A1
VN25747A1 VN201001894A VN201001894A VN25747A1 VN 25747 A1 VN25747 A1 VN 25747A1 VN 201001894 A VN201001894 A VN 201001894A VN 201001894 A VN201001894 A VN 201001894A VN 25747 A1 VN25747 A1 VN 25747A1
Authority
VN
Vietnam
Prior art keywords
water treatment
treatment
water
Prior art date
Application number
VN201001894A
Other languages
English (en)
Inventor
Patrick Notte
Tessa Johnson
Albert Devaux
Original Assignee
Dequest Ag
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 Dequest Ag filed Critical Dequest Ag
Publication of VN25747A1 publication Critical patent/VN25747A1/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
    • C02F5/14—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
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Materials Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Detergent Compositions (AREA)
VN201001894A 2008-01-22 2009-01-21 Method of water treatment VN25747A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08100765A EP2082991A1 (en) 2008-01-22 2008-01-22 Method of Water Treatment

Publications (1)

Publication Number Publication Date
VN25747A1 true VN25747A1 (en) 2011-04-25

Family

ID=39495508

Family Applications (1)

Application Number Title Priority Date Filing Date
VN201001894A VN25747A1 (en) 2008-01-22 2009-01-21 Method of water treatment

Country Status (9)

Country Link
EP (2) EP2082991A1 (xx)
CN (2) CN103011428B (xx)
AU (2) AU2009207667B2 (xx)
BR (1) BRPI0907437A8 (xx)
CA (1) CA2712617A1 (xx)
MX (1) MX2010007809A (xx)
RU (1) RU2494049C2 (xx)
VN (1) VN25747A1 (xx)
WO (1) WO2009092738A1 (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2534296A1 (en) 2010-02-12 2012-12-19 Dequest AG Method for pulp bleaching
EP3233737B1 (en) * 2014-12-17 2019-05-08 Cytec Industries Inc. Scale inhibitor compositions and methods of using
WO2016191758A1 (en) * 2015-05-28 2016-12-01 Conocophillips Company Measurement of scale inhibitor in water systems
RU2656019C2 (ru) * 2016-09-16 2018-05-30 Общество с ограниченной ответственностью "Технологии Инновационных Клининговых Решений" Ингибирование образования отложений с использованием n-r-имино-бис(метилфосфоновых) кислот и способ получения ингибитора
WO2018156154A1 (en) 2017-02-27 2018-08-30 General Electric Company Sulfate scale inhibition in high pressure and high temperature applications
CN108479857B (zh) * 2018-04-14 2021-04-27 扬州工业职业技术学院 一种离子液体修饰的聚苯胺/二氧化钛复合材料的制备方法
US11773313B2 (en) * 2021-08-16 2023-10-03 Halliburton Energy Services, Inc. Single-fluid mixed scale dissolution

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080375A (en) 1971-02-05 1978-03-21 Petrolite Corporation Methylene phosphonates of amino-terminated oxyalkylates and uses therefor
JPS5735720B2 (xx) * 1973-05-17 1982-07-30
DD141930A1 (de) 1979-02-20 1980-05-28 Kurt Issleib Verfahren zur herstellung von n-phosphonomethylaminosaeuren und deren ester
SU859330A1 (ru) * 1979-12-25 1981-08-30 Центральная Научно-Исследовательская Лаборатория Ордена Трудового Красного Знамени Объединения "Оренбургнефть" Ингибитор отложений минеральных солей в водных растворах
US4799995A (en) * 1987-07-29 1989-01-24 The Dow Chemical Company Scale inhibition formulations for kraft digesters
US5112496A (en) 1988-11-02 1992-05-12 Petrolite Corporation Methods for inhibition of scale in high brine environments
GB8915815D0 (en) 1989-07-11 1989-08-31 Warwick Int Ltd Scale inhibition
US5062962A (en) 1990-05-04 1991-11-05 Betz Laboratories, Inc. Methods of controlling scale formation in aqueous systems
US5087376A (en) 1990-10-15 1992-02-11 Calgon Corporation Multifunctional scale inhibitors
DE4131912C2 (de) 1991-09-25 1999-01-07 Budenheim Rud A Oetker Chemie Carboxyalkan-aminomethanphosphonsäure-Gemische
US5263539A (en) 1991-12-05 1993-11-23 Petrolite Corporation Scale inhibition during oil production
BE1006056A3 (fr) 1992-07-06 1994-05-03 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
US5414112A (en) 1993-11-09 1995-05-09 Nalco Chemical Company N-bis(phosphonomethyl) amino acids and their use as scale inhibitors
RU2100294C1 (ru) * 1995-08-04 1997-12-27 Акционерное общество открытого типа "Ангарская нефтехимическая компания" Способ защиты водооборотных систем от коррозии, солеотложения и биообрастания
GB2306465A (en) 1995-10-20 1997-05-07 Albright & Wilson Uk Ltd Scale inhibition using alkanolamine methylene phosphonate
CA2205717C (en) 1996-07-16 2007-02-27 Nalco Chemical Company Biodegradable poly(amino acid)s derivatized amino acid polymers and methods for making same
FR2803304B1 (fr) 1999-12-29 2006-03-24 Ceca Sa Inhibiteurs de depots inorganiques, notamment dans les puits petroliers
DE60108238T2 (de) 2000-05-05 2006-02-23 Rhodia Consumer Specialties Ltd., Oldbury Stein- und korrosionsinhibitor
DE10130136A1 (de) 2001-06-22 2003-01-02 Basf Ag Verfahren zur Gewinnung von N-Phosphonomethylglycin
FI20031904A (fi) 2003-12-23 2005-06-24 Kemira Oyj Menetelmä lignoselluloosatuotteen muokkaamiseksi

Also Published As

Publication number Publication date
WO2009092738A9 (en) 2013-05-10
AU2009207667A1 (en) 2009-07-30
EP2082991A1 (en) 2009-07-29
RU2494049C2 (ru) 2013-09-27
EP2242728A1 (en) 2010-10-27
CN103011428B (zh) 2014-09-10
MX2010007809A (es) 2010-10-26
AU2014202547A1 (en) 2014-06-19
AU2009207667B2 (en) 2014-08-28
CN103011428A (zh) 2013-04-03
BRPI0907437A8 (pt) 2015-09-29
RU2010134907A (ru) 2012-02-27
BRPI0907437A2 (pt) 2015-07-14
CN101925541B (zh) 2012-12-19
CN101925541A (zh) 2010-12-22
CA2712617A1 (en) 2009-07-30
AU2014202547B2 (en) 2017-05-25
WO2009092738A1 (en) 2009-07-30

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