IL228352A0 - Preventing or reducing scale in wet-process phosphoric acid production - Google Patents

Preventing or reducing scale in wet-process phosphoric acid production

Info

Publication number
IL228352A0
IL228352A0 IL228352A IL22835213A IL228352A0 IL 228352 A0 IL228352 A0 IL 228352A0 IL 228352 A IL228352 A IL 228352A IL 22835213 A IL22835213 A IL 22835213A IL 228352 A0 IL228352 A0 IL 228352A0
Authority
IL
Israel
Prior art keywords
wet
preventing
phosphoric acid
acid production
process phosphoric
Prior art date
Application number
IL228352A
Other languages
Hebrew (he)
Original Assignee
Cytec Tech 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 Cytec Tech Corp filed Critical Cytec Tech Corp
Publication of IL228352A0 publication Critical patent/IL228352A0/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Detergent Compositions (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Fuel Cell (AREA)
  • Silicon Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
IL228352A 2011-03-22 2013-09-11 Preventing or reducing scale in wet-process phosphoric acid production IL228352A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2011/029319 WO2012128755A1 (en) 2011-03-22 2011-03-22 Preventing or reducing scale in wet-process phosphoric acid production

Publications (1)

Publication Number Publication Date
IL228352A0 true IL228352A0 (en) 2013-12-31

Family

ID=44279691

Family Applications (1)

Application Number Title Priority Date Filing Date
IL228352A IL228352A0 (en) 2011-03-22 2013-09-11 Preventing or reducing scale in wet-process phosphoric acid production

Country Status (13)

Country Link
EP (1) EP2688837A1 (en)
CN (1) CN103429528B (en)
AP (1) AP2013007112A0 (en)
AU (1) AU2011363047A1 (en)
BR (1) BR112013024257A2 (en)
CA (1) CA2830875A1 (en)
EA (1) EA025200B1 (en)
IL (1) IL228352A0 (en)
MA (1) MA35044B1 (en)
MX (1) MX358775B (en)
PH (1) PH12013501956A1 (en)
TN (1) TN2013000369A1 (en)
WO (1) WO2012128755A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9028787B2 (en) 2009-09-25 2015-05-12 Cytec Technology Corp. Preventing or reducing scale in wet-process phosphoric acid production
PE20170095A1 (en) * 2014-02-11 2017-03-06 Cytec Ind Inc POLYMERS CONTAINING USEFUL PRIMARY AMINES AS SCALING INHIBITORS
CA2976357C (en) 2015-02-11 2021-11-09 Cytec Industries Inc. Modified amines useful as scale inhibitors in wet process phosphoric acid production
EA026955B1 (en) * 2015-03-16 2017-06-30 Общество с ограниченной ответственностью "ФАРМА-ПОКРОВ" Disinfecting composition
EP3504300A1 (en) 2016-08-25 2019-07-03 General Electric Company Reduced fouling of hydrocarbon oil
CN107043094A (en) * 2017-04-18 2017-08-15 云南佳贝节能科技有限公司 A kind of system of processing of concentrated phosphoric acid
US10759662B2 (en) 2018-03-12 2020-09-01 Solenis Technologies, L.P. Systems and methods for reducing formation of scale in phosphoric acid production
CN111215247B (en) * 2020-01-07 2021-04-23 中南大学 Inhibitor for high-calcium fluorite direct flotation and flotation method
CN112919650B (en) * 2021-01-21 2023-05-02 山东滨州昱诚化工科技有限公司 Scale and corrosion inhibitor, composition for scale and corrosion inhibitor, and preparation method and application of composition

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049774A (en) * 1970-11-12 1977-09-20 Fisons Limited Process for reducing formation of gypsum scale durng the washing of calcium sulphate hemihydrate crystals
GB1433123A (en) * 1972-05-05 1976-04-22 Fisons Ltd Process for inhibiting scale
US4221769A (en) * 1972-11-08 1980-09-09 Fisons Limited Process for preventing the formation of calcium sulphate scale
US4327061A (en) * 1979-02-21 1982-04-27 Kerr-Mcgee Chemical Corporation Method of stabilizing wet process phosphoric acid for solvent extraction
DE3039187C2 (en) 1980-10-17 1982-12-23 Hoechst Ag, 6000 Frankfurt Use of smoothed pipes and apparatus parts
CA1337323C (en) 1986-12-08 1995-10-17 Zahid Amjad Treatment of aqueous medium with copolymers containing acrylamidoalkane sulfonic acid
US5120519A (en) * 1991-11-04 1992-06-09 Nalco Chemical Company Scale control in phosphoric acid manufacture
CN1082515A (en) * 1992-09-30 1994-02-23 河南省南阳高新节能技术有限公司 Natural plant and mineral type boiler scale cleaning agent
EP0677485A1 (en) 1994-03-22 1995-10-18 Faborga S.A. Means for preventing deposit formation in industrial process waters
JP2002263690A (en) 2001-03-07 2002-09-17 Kurita Water Ind Ltd Scale adhesion inhibitor and scale adhesion prevention method
US6572789B1 (en) * 2001-04-02 2003-06-03 Ondeo Nalco Company Corrosion inhibitors for aqueous systems
GB2424876B (en) 2005-04-06 2011-03-23 Rhodia Uk Ltd Improved analysis of polymeric scale inhibitors
US7727945B2 (en) * 2005-07-15 2010-06-01 Akzo Nobel N.V. Modified polysaccharides
US7666963B2 (en) * 2005-07-21 2010-02-23 Akzo Nobel N.V. Hybrid copolymers
CN100431985C (en) * 2005-08-31 2008-11-12 刘天暘 Scale inhibitor for wet method phosphoric acid manufacture
NO20073834L (en) * 2006-07-21 2008-01-22 Akzo Nobel Chemicals Int Bv Sulfonated graft copolymers
CN101565242B (en) * 2008-04-23 2011-09-07 北京合创同盛科技有限公司 Compound synergic water treating agent
WO2011038108A1 (en) * 2009-09-25 2011-03-31 Cytec Technology Corp. Process and reagents for the inhibition or reduction of scale formation during phosphoric acid production
CN102712476B (en) * 2009-09-25 2019-03-12 塞特克技术公司 Prevent or reduce scaling in wet-process phosphoric acid
CN101759302A (en) * 2009-11-17 2010-06-30 瓮福（集团）有限责任公司 Method for preventing scaling in pipeline of phosphoric acid production equipment

Also Published As

Publication number Publication date
MX2013010468A (en) 2013-10-28
EP2688837A1 (en) 2014-01-29
WO2012128755A1 (en) 2012-09-27
MA35044B1 (en) 2014-04-03
AP2013007112A0 (en) 2013-09-30
PH12013501956A1 (en) 2013-11-25
EA201391360A1 (en) 2014-01-30
EA025200B1 (en) 2016-11-30
CN103429528A (en) 2013-12-04
CA2830875A1 (en) 2012-09-27
CN103429528B (en) 2016-08-10
AU2011363047A1 (en) 2013-09-26
BR112013024257A2 (en) 2016-12-27
TN2013000369A1 (en) 2015-01-20
MX358775B (en) 2018-09-04

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Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees