DK200300053A - Behandling af jernsulfidafsætninger. - Google Patents

Behandling af jernsulfidafsætninger. Download PDF

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Publication number
DK200300053A
DK200300053A DK200300053A DKPA200300053A DK200300053A DK 200300053 A DK200300053 A DK 200300053A DK 200300053 A DK200300053 A DK 200300053A DK PA200300053 A DKPA200300053 A DK PA200300053A DK 200300053 A DK200300053 A DK 200300053A
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DK
Denmark
Prior art keywords
thp
surfactant
chelating agent
treatment
iron sulphide
Prior art date
Application number
DK200300053A
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English (en)
Inventor
Fidoe Stephen David
Talbot Robert Eric
Jones Christopher Raymond
Gabriel Robert
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Rhodia Cons Spec Ltd
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Application filed by Rhodia Cons Spec Ltd filed Critical Rhodia Cons Spec Ltd
Publication of DK200300053A publication Critical patent/DK200300053A/da
Application granted granted Critical
Publication of DK176837B1 publication Critical patent/DK176837B1/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
    • C23F11/167—Phosphorus-containing compounds
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
    • C23F11/167—Phosphorus-containing compounds
    • C23F11/1676—Phosphonic acids
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes
    • C23F14/02—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes by chemical means
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Detergent Compositions (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Paper (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Removal Of Specific Substances (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)

Description

PATENTKRAV· 1. Fremgangsmåde til behandling af et vandsystem indeholdende eller i kontakt med en metalsulfid-afsætning, hvilken fremgangsmåde omfatter tilsætning til systemet, særskilt eller sammen, af tilstrækkeligt af en phosphorforbindelse valgt blandt THP og THP+-salte og tilstrækkeligt af et aminocarboxylat- eller aminophosphonat-chelate-ringsmiddel til at give en opløsning indeholdende fra 0,1 til 50 vægt-% tris(hydroxy-organo)phosphin (THP) og 0,1-50% chelateringsmiddel, kontakt af opløsningen med afsætningen, hvorved i det mindste en del af afsætningen bringes i opløsning i opløsningen, og fjernelse af det opløste metalsulfid fra systemet. 2. Fremgangsmåde ifølge krav 1, hvor metalsulfidafsætningen er jernsulfid. 3. Fremgangsmåde ifølge krav 1, hvor metalsulfidet er blysulfid eller zinksulfid. 4. Fremgangsmåde ifølge ethvert af kravene 1 til 3, hvor metalsulfidet er en kombination afjern- eller zink- eller blysulfid. 5. Fremgangsmåde ifølge ethvert af kravene 1 til 4, hvor chelateringsmidlet har ét eller flere amin-nitrogenatomer. 6. Fremgangsmåde ifølge krav 5, hvor chelateringsmidlet har én eller flere carboxy- eller phosphonogrupper. 7. Fremgangsmåde ifølge krav 5 eller 6, hvor chelateringsmidlet er et aminophospho-nat. 8. Fremgangsmåde ifølge krav 5, 6 eller 7, hvor chelateringsmidlet er en forbindelse med formlen R1RZNCH2P03X2 hvori hvert af R1 og R2, som kan være ens eller forskellige, er en organisk gruppe, og X er hydrogen eller en kation, således at aminophos-phonatet er vandopløseligt. 9. Fremgangsmåde ifølge krav 8, hvor mindst én af R1 og R2 er en gruppe -CH2PO3X2, og den anden er valgt blandt CH2PO3X2, (CH2)nOH eller [(CH2)nNCH2P03X2]mCH2P03X 2, hvori hvert n uafhængigt er 2 eller 3, og m er fra 1 til 5. 10. Fremgangsmåde ifølge ethvert af kravene 5, 6, 7, 8, hvor aminophosphonatet er diethylentriaminpentakis(methylenphosphonsyre). 11. Fremgangsmåde ifølge krav 5 eller 6, hvor chelateringsmidlet er en aminosubsti-tueret carboxylsyre. 12. Fremgangsmåde ifølge krav 11, hvor aminocarboxylsyren er nitrilotrieddikesyre eller ethylendiamintetraeddikesyre. 13. Fremgangsmåde ifølge krav 8 eller 9, hvor X er et alkalimetal. 14. Fremgangsmåde ifølge krav 13, hvor alkalimetallet er natrium, kalium, rubidium eller cæsium. 15. Fremgangsmåde ifølge krav 8 eller 9, hvor X er en organisk base valgt blandt al-kylaminer og alkanolamin med op til 6 carbonatomer. 16. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved vægtforholdet mellem THP og chelateringsmiddel er fra 1:40 til 40:1. 17. Fremgangsmåde ifølge krav 16, hvorved vægtforholdet mellem THP og chelateringsmiddel er ca. 1:1. 18. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved THP og chelateringsmiddel er til stede sammen med en puffer, hvor pufferen er et vandopløseligt carboxylatsalt af en stærk base. 19. Fremgangsmåde ifølge krav 18, hvorved det vandopløselige carboxylatsalt er valgt blandt formiat, acetat, propionat, lactat, tartrat, maleat, fumarat, acrylat, citrat, oxalat, malat, succinat, adipat, malonat, caprat, suberat, azelaat, pimelat, aconitat, citraconat, itaconat, anchelat, tiglat, crotonat, isocrotonat, salicylat, phthalat, phenylacetat eller benzoat. 20. Fremgangsmåde ifølge krav 18 eller 19, hvor den stærke base er en ammonium-ion eller alkalimetal. 21. Fremgangsmåde ifølge krav 20, hvor alkalimetallet er natrium, kalium, rubidium eller cæsium. 22. Fremgangsmåde ifølge krav 18 eller 19, hvorved vægtforholdet mellem carboxylat-salt og THP er fra 1:30 til 1:1. 23. Fremgangsmåde ifølge krav 22, hvorved vægtforholdet mellem carboxylatsalt og THP er fra 1:7 til 1:5. 24. Fremgangsmåde ifølge krav 18, hvorved blandingen af THP og chelateringsmiddel sættes til vandsystemet ved en temperatur over 40°C. 25. Fremgangsmåde ifølge krav 24, hvorved blandingen af THP og chelateringsmiddel tilsættes ved en temperatur mellem 60 og 150°C. 26. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved koncentrationen af THP og chelateringsmiddel i systemet er fra 0,1 til 50 vægt-%. 27. Fremgangsmåde ifølge krav 26, hvorved koncentrationen af THP og chelateringsmiddel i systemet er fra 3 til 10 vægt-%. 28. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved THP, aminophos-phonat eller -carboxylat og carboxylsyre sættes til systemet som en fast blanding. 29. Fremgangsmåde ifølge krav 28, hvorved den faste blanding er absorberet i eller blandet med en indifferent fast bærer eller fortyndingsmiddel omfattende silica, talkum, zeolit, bentonit, natriumsulfat, en fast carboxylsyre eller porøse keramiske perler. 30. Fremgangsmåde ifølge krav 31, hvorved den faste carboxylsyre er adipinsyre. 31. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved opløsningen yderligere indeholder et overfladeaktivt middel. 32. Fremgangsmåde ifølge krav 31, hvorved det overfladeaktive middel er et anionisk overfladeaktivt middel. 33. Fremgangsmåde ifølge krav 31, hvorved det overfladeaktive middel er et ikke-ionisk overfladeaktivt middel. 34. Fremgangsmåde ifølge krav 31, hvorved det overfladeaktive middel er et amfotert overfladeaktivt middel. 35. Fremgangsmåde ifølge krav 32, hvorved det overfladeaktive middel er et kationisk overfladeaktivt middel. 36. Fremgangsmåde ifølge ethvert af kravene 31 til 35, hvorved det overfladeaktive middel omfatter en blanding af to eller flere anioniske, ikke-ioniske, kationiske og/eller amfotere overfladeaktive midler. 37. Fremgangsmåde ifølge ethvert af kravene 31 til 36, hvorved THP og det overfladeaktive middel er til stede i en relativ vægtkoncentration fra 1:1000 til 1000:1. 38. Fremgangsmåde ifølge krav 37, hvorved THP og det overfladeaktive middel er til stede i en relativ vægtkoncentration fra 2:1 til 15:1. 39. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved opløsningen yderligere kan indeholde biocider, vand-dispergeringsmidler, emulsionsbrydende midler, skumdæmpende midler, opløsningsmidler, afsætningsinhibitorer, korrosionsinhibitorer, oxygenbindende midler, flokkuleringsmidler og/eller ikke-overfladeaktive biopenetran-ter. 40. Fremgangsmåde ifølge krav 39, hvorved den ikke-overfladeaktive biopenetrant er en kvaternær ammoniumpolymer eller -copolymer. 41. Fremgangsmåde ifølge krav 39, hvorved den ikke-overfladeaktive biopenetrant er en hydrotrop. 42. Fremgangsmåde ifølge krav 3, hvorved korrosionsinhibitoren er 1-hydroxyethan-1,1 -diphosphonsyre. 43. Fremgangsmåde ifølge ethvert af kravene 39 til 42, hvorved den ikke-overflade-aktive biopenetrant er til stede i en andel på mindre end 50 vægt-%, baseret på vægten af THP. 44. Fremgangsmåde ifølge krav 43, hvorved den ikke-overfladeaktive biopenetrant er til stede i en andel på mindre end 5 vægt-%, baseret på vægten af THP. 45. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved phosphorforbindel-sen er et THP+-salt. 46. Fremgangsmåde ifølge krav 45, hvorved THP+-saltet er THP-chlorid, THP-phos-phat eller THP-sulfat.
DK200300053A 2000-07-20 2003-01-20 Fremgangsmåde til behandling af et vandsystem DK176837B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB0017675.0A GB0017675D0 (en) 2000-07-20 2000-07-20 Treatment of iron sulphide deposits
GB0017675 2000-07-20
GB0103139 2001-02-08
PCT/GB2001/003139 WO2002008127A1 (en) 2000-07-20 2001-07-10 Treatment of iron sulphide deposits

Publications (2)

Publication Number Publication Date
DK200300053A true DK200300053A (da) 2003-03-13
DK176837B1 DK176837B1 (da) 2009-11-23

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DK200300053A DK176837B1 (da) 2000-07-20 2003-01-20 Fremgangsmåde til behandling af et vandsystem

Country Status (12)

Country Link
US (1) US6926836B2 (da)
CN (1) CN1301919C (da)
AU (2) AU7080101A (da)
BR (1) BR0112574B1 (da)
CA (1) CA2416465C (da)
DK (1) DK176837B1 (da)
EC (1) ECSP034441A (da)
GB (2) GB0017675D0 (da)
MX (1) MXPA03000570A (da)
NO (1) NO324367B1 (da)
RU (1) RU2281919C2 (da)
WO (1) WO2002008127A1 (da)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6866048B2 (en) * 2001-08-15 2005-03-15 Mark Andrew Mattox Method to decrease iron sulfide deposits in pipe lines
JP2005523378A (ja) 2001-08-15 2005-08-04 シナジー ケミカル，インコーポレーテッド パイプライン中の硫化鉄堆積物を減少させる方法および組成物
GB0301975D0 (en) * 2003-01-29 2003-02-26 Rhodia Cons Spec Ltd Treating slurries
GB0306531D0 (en) * 2003-03-21 2003-04-23 Rhodia Cons Spec Ltd Formulation for corrosion and scale inhibition
GB0321276D0 (en) * 2003-09-11 2003-10-08 Rhodia Consumer Specialities L Treatment of iron sulphide deposits
GB0324238D0 (en) * 2003-10-16 2003-11-19 Rhodia Consumer Specialities L Formulation for corrosion and scale inhibition
GB0403773D0 (en) * 2004-02-20 2004-03-24 Rhodia Consumer Specialities L Embedded biocide
US7185699B2 (en) * 2004-05-25 2007-03-06 Schlumberger Technology Corporation Water compatible hydraulic fluids
US7611588B2 (en) * 2004-11-30 2009-11-03 Ecolab Inc. Methods and compositions for removing metal oxides
WO2006116533A2 (en) * 2005-04-27 2006-11-02 Hw Process Technologies, Inc. Treating produced waters
CN100363275C (zh) * 2005-06-15 2008-01-23 中国石油天然气集团公司 一种针对金属硫化物结垢的溶垢剂
GB2432154B (en) * 2005-11-10 2010-12-29 Rhodia Uk Ltd Corrosion inhibition
US20070164258A1 (en) * 2006-01-17 2007-07-19 Johnsondiversey, Inc. Enhanced galvanized corrosion inhibitor
CL2007002699A1 (es) * 2006-09-20 2008-02-29 Hw Advanced Technologies Inc Metodo que comprende lixiviar metal valioso de material que lo contiene, obtener fase liquida con ion y oxido ferrico y uno de ion u oxido ferroso, pasar por membrana de nanofiltracion, obtener retentato mas concentrado en ion u oxido ferrico y menos
US20080128354A1 (en) * 2006-11-30 2008-06-05 Hw Advanced Technologies, Inc. Method for washing filtration membranes
EP1950327A1 (en) * 2007-01-25 2008-07-30 PURAC Biochem BV Method for derusting metallic surfaces
FR2935972B1 (fr) * 2008-09-18 2010-12-03 Ceca Sa Inhibiteurs de corrosion peu toxiques et biodegradables.
US7855171B2 (en) * 2008-10-16 2010-12-21 Trahan David O Method and composition to remove iron and iron sulfide compounds from pipeline networks
US20100137170A1 (en) * 2008-12-03 2010-06-03 Jacam Chemicals, Llc Dual use well treatment composition
UA106606C2 (uk) * 2009-03-16 2014-09-25 Родія Оперейшнс Стабілізована біоцидна композиція
PE20140056A1 (es) * 2010-09-13 2014-02-12 Vale Sa Metodo para la retirada de productos quimicos organicos y complejos organometalicos de agua de proceso u otras corrientes de una planta de procesamiento de minerales usando zeolita
US8663460B2 (en) 2010-09-16 2014-03-04 Chevron U.S.A. Inc. Process, method, and system for removing heavy metals from fluids
US8728304B2 (en) 2010-09-16 2014-05-20 Chevron U.S.A. Inc. Process, method, and system for removing heavy metals from fluids
US8702975B2 (en) * 2010-09-16 2014-04-22 Chevron U.S.A. Inc. Process, method, and system for removing heavy metals from fluids
US8673133B2 (en) 2010-09-16 2014-03-18 Chevron U.S.A. Inc. Process, method, and system for removing heavy metals from fluids
ES2545594T3 (es) 2010-11-10 2015-09-14 Yara International Asa Método para soportar un transporte libre de emisiones y libre de depósitos de sulfuro en sistemas de alcantarillado hasta plantas de tratamiento de aguas residuales
GB2488768A (en) 2011-03-07 2012-09-12 Rhodia Operations Treatment of hydrocarbon-containing systems
RU2456324C1 (ru) * 2011-03-31 2012-07-20 Общество с ограниченной ответственностью "Газпром добыча Надым" (ООО "Газпром добыча Надым") Твердый пенообразователь для удаления жидкости с забоя скважины
US20120276648A1 (en) * 2011-04-29 2012-11-01 Schlumberger Technology Corporation Electrostatically stabilized metal sulfide nanoparticles for colorimetric measurement of hydrogen sulfide
US20120318745A1 (en) * 2011-06-17 2012-12-20 Multiform Harvest Inc. Method for inhibiting flocculation in wastewater treatment
US8895482B2 (en) 2011-08-05 2014-11-25 Smart Chemical Services, Lp Constraining pyrite activity in shale
AU2012311460B2 (en) 2011-09-23 2016-09-29 Arxada, LLC Process and composition for the removal of hydrogen sulfide from industrial process fluids
SG11201501042WA (en) 2012-08-21 2015-03-30 Lonza Ag Method of scavenging hydrogen sulfide and/or sulfhydryl compounds
CN104386839A (zh) * 2014-11-13 2015-03-04 无锡伊佩克科技有限公司 一种水处理药剂的制备方法
CN104445647A (zh) * 2014-11-13 2015-03-25 无锡伊佩克科技有限公司 一种水处理药剂
US9765286B2 (en) * 2014-12-22 2017-09-19 Ecolab Usa Inc. Warewashing composition containing alkanol amine phosphonate and methods of use
AU2014414821B2 (en) * 2014-12-23 2018-08-16 Halliburton Energy Services, Inc. Acrylate-based sulfur scavenging agents for use in oilfield operations
WO2016134873A1 (en) 2015-02-27 2016-09-01 Clariant International Ltd Liquid dissolver composition, a method for its preparation and its application in metal sulfide removal
MX2017013078A (es) * 2015-04-20 2017-12-04 Halliburton Energy Services Inc Composiciones, sistemas y metodos para retirar el sarro de sulfuro de hierro de componentes del yacimiento de petroleo mediante el uso de acrilato de metilo.
EA026382B1 (ru) * 2015-09-01 2017-04-28 Общество с ограниченной ответственностью "Красная звезда" Вещество для очистки вод от твердых взвешенных частиц и углеводородов, в том числе от нефти и нефтепродуктов, и способ его получения
US10214684B2 (en) * 2015-09-30 2019-02-26 Bwa Water Additives Uk Limited Friction reducers and well treatment fluids
US10004233B2 (en) 2015-10-01 2018-06-26 Bwa Water Additives Uk Limited Relating to treatment of water
BR112019002516A2 (pt) * 2016-08-10 2019-05-14 Rhodia Operations usos combinados de um composto de fósforo para dissolução de sulfetos de ferro e controle bacteriano
CN106221806B (zh) * 2016-08-23 2018-01-30 南京南炼宏泰技术开发有限公司 环保型高效硫化亚铁钝化剂及其制备方法
US11021642B2 (en) * 2017-03-23 2021-06-01 Baker Hughes Holdings Llc Formulation and method for dissolution of metal sulfides, inihibition of acid gas corrosion, and inhibition of scale formation
WO2018175862A1 (en) 2017-03-24 2018-09-27 Saudi Arabian Oil Company Mitigating corrosion of carbon steel tubing and surface scaling deposition in oilfield applications
WO2018217895A1 (en) 2017-05-26 2018-11-29 Saudi Arabian Oil Company Iron sulfide removal in oilfield applications
CN108996642B (zh) * 2018-09-04 2021-09-10 中国铝业股份有限公司 一种含氯废水的处理方法
US11421143B2 (en) * 2018-09-17 2022-08-23 King Fahd University Of Petroleum And Minerals Method for removing iron sulfide and calcium carbonate scale
DK3856867T3 (en) * 2018-09-28 2022-07-04 Rhodia Operations Treatment of iron sulphide deposits
EP3711485A1 (en) * 2019-03-19 2020-09-23 Rhodia Operations Synergistic biocidal compositions and methods for using same
EP3711486A1 (en) * 2019-03-19 2020-09-23 Rhodia Operations Biocidal compositions including a phosphonium quaternary cationic surfactant and methods for using same
CN111617429A (zh) * 2020-06-22 2020-09-04 四川九鼎智远知识产权运营有限公司 一种用于飞灰处理的多元复合螯合剂及其制备方法
CN112592706B (zh) * 2020-12-03 2022-11-29 西安长庆化工集团有限公司 一种压裂用驱油剂及其制备方法和应用
US11746280B2 (en) 2021-06-14 2023-09-05 Saudi Arabian Oil Company Production of barium sulfate and fracturing fluid via mixing of produced water and seawater
US11661541B1 (en) 2021-11-11 2023-05-30 Saudi Arabian Oil Company Wellbore abandonment using recycled tire rubber
CN114538556B (zh) * 2022-02-24 2023-12-26 中南大学 一种多孔FeS材料及其制备方法和在含砷和/或重金属废水净化中的应用
CN117865227B (zh) * 2024-03-12 2024-05-07 钛科(大连)新能源有限公司 一种利用硫铁矿原料合成硫化亚铁材料的方法及其应用

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3477953A (en) * 1966-11-29 1969-11-11 Hooker Chemical Corp Sequestration of metal ions with hydroxyalkyl phosphine oxides
US3578708A (en) * 1967-11-02 1971-05-11 Hooker Chemical Corp Metal sequestrant
US4017610A (en) * 1975-10-31 1977-04-12 Stauffer Chemical Company Inhibiting growth of bacteria, fungi and algae with a lower alkyl tri-n-octyl phosphonium diphenyl phosphate
US4276185A (en) * 1980-02-04 1981-06-30 Halliburton Company Methods and compositions for removing deposits containing iron sulfide from surfaces comprising basic aqueous solutions of particular chelating agents
US4381950A (en) * 1981-05-22 1983-05-03 Halliburton Company Method for removing iron sulfide scale from metal surfaces
NO159163C (no) * 1983-08-26 1988-12-07 Albright & Wilson Fremgangsmaate for behandling av vannsystemer som er mottagelige for infeksjon av vann-mikroorganismer.
IN166861B (da) * 1985-08-06 1990-07-28 Albright & Wilson
US4860829A (en) * 1988-05-12 1989-08-29 Conoco Inc. Inhibition of reservoir scale
GB9721021D0 (en) * 1997-10-04 1997-12-03 Albright & Wilson Uk Ltd Phosphonium salt composition
DE69808968T2 (de) * 1997-12-23 2003-09-11 Rhodia Consumer Specialties Ltd., Oldbury Biozide zusammemsetzungen und behandlungen
EP1133450A1 (en) * 1998-10-14 2001-09-19 Rhodia Consumer Specialties Limited Leaching divalent metal salts
US6001158A (en) * 1999-02-18 1999-12-14 Baker Hughes Incorporated Dry biocide

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NO20030230D0 (no) 2003-01-17
ECSP034441A (es) 2003-07-25
AU2001270801B2 (en) 2005-11-03
CA2416465A1 (en) 2002-01-31
BR0112574A (pt) 2005-02-01
RU2281919C2 (ru) 2006-08-20
US6926836B2 (en) 2005-08-09
CN1458907A (zh) 2003-11-26
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