AP3403A - 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
AP3403A
AP3403A AP2012006168A AP2012006168A AP3403A AP 3403 A AP3403 A AP 3403A AP 2012006168 A AP2012006168 A AP 2012006168A AP 2012006168 A AP2012006168 A AP 2012006168A AP 3403 A AP3403 A AP 3403A
Authority
AP
ARIPO
Prior art keywords
wet
preventing
phosphoric acid
acid production
process phosphoric
Prior art date
Application number
AP2012006168A
Other versions
AP2012006168A0 (en
Inventor
Bing Wang
Sathanjheri Ravishankar
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=43478211&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AP3403(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cytec Tech Corp filed Critical Cytec Tech Corp
Publication of AP2012006168A0 publication Critical patent/AP2012006168A0/en
Application granted granted Critical
Publication of AP3403A publication Critical patent/AP3403A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/22—Magnesium silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Fuel Cell (AREA)
AP2012006168A 2009-09-25 2010-09-24 Preventing or reducing scale in wet-process phosphoric acid production AP3403A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24571309P 2009-09-25 2009-09-25
PCT/US2010/050086 WO2011038167A1 (en) 2009-09-25 2010-09-24 Preventing or reducing scale in wet-process phosphoric acid production

Publications (2)

Publication Number Publication Date
AP2012006168A0 AP2012006168A0 (en) 2012-04-30
AP3403A true AP3403A (en) 2015-08-31

Family

ID=43478211

Family Applications (1)

Application Number Title Priority Date Filing Date
AP2012006168A AP3403A (en) 2009-09-25 2010-09-24 Preventing or reducing scale in wet-process phosphoric acid production

Country Status (17)

Country Link
EP (1) EP2480496A1 (en)
CN (1) CN102712476B (en)
AP (1) AP3403A (en)
AR (1) AR078448A1 (en)
AU (1) AU2010298172B2 (en)
BR (1) BR112012006675A2 (en)
CA (1) CA2775344A1 (en)
EA (1) EA028289B1 (en)
IL (1) IL218757A (en)
JO (1) JO3035B1 (en)
MA (1) MA33797B1 (en)
MX (1) MX2012003383A (en)
PE (1) PE20121419A1 (en)
SA (1) SA110310714B1 (en)
TN (1) TN2012000121A1 (en)
WO (1) WO2011038167A1 (en)
ZA (1) ZA201202019B (en)

Families Citing this family (7)

* 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
EA025200B1 (en) * 2011-03-22 2016-11-30 Сайтек Текнолоджи Корп. Preventing or reducing scale in wet-process phosphoric acid production
US8900539B2 (en) 2011-03-22 2014-12-02 Cytec Technology Corp. Preventing or reducing scale in wet-process phosphoric acid production
CN106232874B (en) 2014-02-11 2019-08-06 塞特工业公司 As the useful polymer containing primary amine of scale inhibitor
CA2976357C (en) * 2015-02-11 2021-11-09 Cytec Industries Inc. Modified amines useful as scale inhibitors in wet process phosphoric acid production
US10759662B2 (en) 2018-03-12 2020-09-01 Solenis Technologies, L.P. Systems and methods for reducing formation of scale in phosphoric acid production
CN115571863B (en) * 2022-10-08 2024-02-09 广东邦普循环科技有限公司 Wet phosphoric acid scale-dissolving agent and preparation method and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1433123A (en) * 1972-05-05 1976-04-22 Fisons Ltd Process for inhibiting scale
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
US5120519A (en) * 1991-11-04 1992-06-09 Nalco Chemical Company Scale control in phosphoric acid manufacture

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796790A (en) * 1972-04-25 1974-03-12 Canadian Patents Dev Process for recovering concentrated phosphoric acid
GB1451608A (en) * 1972-11-08 1976-10-06 Fisons Ltd Process for reducing calcium sulphate scale formation
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
CN1068312A (en) * 1991-07-09 1993-01-27 化学工业部天津化工研究院 Corrosion inhibiting antisludging agent for circularly-cooling sea water
EP0677485A1 (en) 1994-03-22 1995-10-18 Faborga S.A. Means for preventing deposit formation in industrial process waters
CN1179138A (en) * 1995-03-17 1998-04-15 巴科曼实验室国际公司 Scale control in aqueous industrial systems
JP2002263690A (en) 2001-03-07 2002-09-17 Kurita Water Ind Ltd Preventing agent against deposition of scale and method for preventing deposition of scale
CN1305786C (en) * 2004-08-13 2007-03-21 北京斯伯乐科学技术研究院 Antisludging agent used in cracking gas compressor in an ethylene apparatus and its using method
CN1321057C (en) * 2005-02-01 2007-06-13 云南三环化工有限公司 Improved wet dihydrate phosphoric acid producing process
GB2424876B (en) 2005-04-06 2011-03-23 Rhodia Uk Ltd Improved analysis of polymeric scale inhibitors
CN100431985C (en) 2005-08-31 2008-11-12 刘天暘 Scale inhibitor for wet method phosphoric acid manufacture
CN101356122B (en) * 2006-01-11 2013-06-26 栗田工业株式会社 Antiscaling agent and antiscaling method
US20090294372A1 (en) * 2008-05-30 2009-12-03 Gill Jasbir S Inhibition of water formed scale in acid conditions

Patent Citations (3)

* 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
US5120519A (en) * 1991-11-04 1992-06-09 Nalco Chemical Company Scale control in phosphoric acid manufacture

Also Published As

Publication number Publication date
AU2010298172B2 (en) 2014-07-31
TN2012000121A1 (en) 2013-09-19
ZA201202019B (en) 2013-08-28
SA110310714B1 (en) 2014-11-16
MX2012003383A (en) 2012-04-10
PE20121419A1 (en) 2012-10-17
EP2480496A1 (en) 2012-08-01
AR078448A1 (en) 2011-11-09
CN102712476A (en) 2012-10-03
IL218757A (en) 2017-09-28
BR112012006675A2 (en) 2016-05-10
CA2775344A1 (en) 2011-03-31
JO3035B1 (en) 2016-09-05
WO2011038167A1 (en) 2011-03-31
AU2010298172A1 (en) 2012-04-19
AP2012006168A0 (en) 2012-04-30
IL218757A0 (en) 2012-06-28
CN102712476B (en) 2019-03-12
MA33797B1 (en) 2012-12-03
EA201270464A1 (en) 2012-10-30
EA028289B1 (en) 2017-10-31

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