AP2012006168A0 - 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: AP2012006168A0
Authority: AP; ARIPO
Prior art keywords: preventing; phosphoric acid; wet process; acid production; process phosphoric
Prior art date: 2009-09-25

Application number

AP2012006168A

Other versions

AP3403A (en

Inventor

Sathanjheri Ravishankar

Bing Wang

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.)

2009-09-25

Filing date

2010-09-24

Publication date

2012-04-30

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=AP2012006168(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2010-09-24 Application filed by Cytec Tech Corp filed Critical Cytec Tech Corp

2012-04-30 Publication of AP2012006168A0 publication Critical patent/AP2012006168A0/en

2015-08-31 Application granted granted Critical

2015-08-31 Publication of AP3403A publication Critical patent/AP3403A/en

Links

NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title 2
229910000147 aluminium phosphate Inorganic materials 0.000 title 1

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)
Fuel Cell (AREA)
Catalysts (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (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 true AP2012006168A0 (en)	2012-04-30
AP3403A 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 (8)

* 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
US8900539B2 (en)	2011-03-22	2014-12-02	Cytec Technology Corp.	Preventing or reducing scale in wet-process phosphoric acid production
BR112013024257A2 (en) *	2011-03-22	2016-12-27	Cytec Tech Corp	method for reducing or preventing fouling in a wet process phosphoric acid production process
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
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
CN118851113B (en) *	2024-09-09	2024-12-20	四川国泰民安科技有限公司	Method for delaying scaling of equipment wall surface in wet-process phosphoric acid production process

Family Cites Families (18)

* 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
US3796790A (en) *	1972-04-25	1974-03-12	Canadian Patents Dev	Process for recovering concentrated phosphoric acid
GB1433123A (en) *	1972-05-05	1976-04-22	Fisons Ltd	Process for inhibiting scale
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
US5120519A (en)	1991-11-04	1992-06-09	Nalco Chemical Company	Scale control in phosphoric acid manufacture
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 Industrial Aqueous Systems
JP2002263690A (en)	2001-03-07	2002-09-17	Kurita Water Ind Ltd	Scale adhesion inhibitor and scale adhesion prevention method
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	A method for improving the production of dihydrate wet-process phosphoric acid
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
JPWO2007080811A1 (en) *	2006-01-11	2009-06-11	栗田工業株式会社	Scale inhibitor and scale prevention method
US20090294372A1 (en) *	2008-05-30	2009-12-03	Gill Jasbir S	Inhibition of water formed scale in acid conditions

2010
- 2010-09-24 CN CN201080051658.5A patent/CN102712476B/en not_active Expired - Fee Related
- 2010-09-24 AU AU2010298172A patent/AU2010298172B2/en not_active Ceased
- 2010-09-24 MX MX2012003383A patent/MX2012003383A/en active IP Right Grant
- 2010-09-24 WO PCT/US2010/050086 patent/WO2011038167A1/en not_active Ceased
- 2010-09-24 AP AP2012006168A patent/AP3403A/en active
- 2010-09-24 EA EA201270464A patent/EA028289B1/en not_active IP Right Cessation
- 2010-09-24 AR ARP100103486A patent/AR078448A1/en unknown
- 2010-09-24 BR BR112012006675A patent/BR112012006675A2/en not_active IP Right Cessation
- 2010-09-24 EP EP10760870A patent/EP2480496A1/en not_active Withdrawn
- 2010-09-24 PE PE2012000361A patent/PE20121419A1/en not_active Application Discontinuation
- 2010-09-24 CA CA2775344A patent/CA2775344A1/en not_active Abandoned
- 2010-09-25 SA SA110310714A patent/SA110310714B1/en unknown
- 2010-09-26 JO JOP/2010/0326A patent/JO3035B1/en active
2012
- 2012-03-19 TN TNP2012000121A patent/TN2012000121A1/en unknown
- 2012-03-19 ZA ZA2012/02019A patent/ZA201202019B/en unknown
- 2012-03-20 IL IL218757A patent/IL218757A/en not_active IP Right Cessation
- 2012-04-25 MA MA34801A patent/MA33797B1/en unknown

Also Published As

Publication number	Publication date
BR112012006675A2 (en)	2016-05-10
MA33797B1 (en)	2012-12-03
EP2480496A1 (en)	2012-08-01
CN102712476B (en)	2019-03-12
SA110310714B1 (en)	2014-11-16
WO2011038167A1 (en)	2011-03-31
MX2012003383A (en)	2012-04-10
IL218757A (en)	2017-09-28
AU2010298172B2 (en)	2014-07-31
JO3035B1 (en)	2016-09-05
PE20121419A1 (en)	2012-10-17
IL218757A0 (en)	2012-06-28
EA201270464A1 (en)	2012-10-30
ZA201202019B (en)	2013-08-28
AU2010298172A1 (en)	2012-04-19
EA028289B1 (en)	2017-10-31
TN2012000121A1 (en)	2013-09-19
AR078448A1 (en)	2011-11-09
AP3403A (en)	2015-08-31
CA2775344A1 (en)	2011-03-31
CN102712476A (en)	2012-10-03

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