MA33689B1 - Procédé et réactifs pour l'inhibition ou la réduction de la formation de tartre lors de la production d'acide phosphorique - Google Patents
Procédé et réactifs pour l'inhibition ou la réduction de la formation de tartre lors de la production d'acide phosphoriqueInfo
- Publication number
- MA33689B1 MA33689B1 MA34800A MA34800A MA33689B1 MA 33689 B1 MA33689 B1 MA 33689B1 MA 34800 A MA34800 A MA 34800A MA 34800 A MA34800 A MA 34800A MA 33689 B1 MA33689 B1 MA 33689B1
- Authority
- MA
- Morocco
- Prior art keywords
- phosphoric acid
- production
- searchlight
- inhibit
- formation
- Prior art date
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)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Detergent Compositions (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning In General (AREA)
- Cephalosporin Compounds (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Abstract
La présente invention concerne des procédés et des réactifs pour inhiber ou éliminer la formation de tartre au cours de la production d'acide phosphorique par voie humide et consiste à ajouter à un flux de production d'acide phosphorique par voie humide une quantité inhibitrice de tartre d'un réactif ayant un composé aliphatique ou aromatique contenant au moins deux groupes hydroxy, et au moins une amine.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24574609P | 2009-09-25 | 2009-09-25 | |
| PCT/US2010/049983 WO2011038108A1 (fr) | 2009-09-25 | 2010-09-23 | Procédé et réactifs pour l'inhibition ou la réduction de la formation de tartre lors de la production d'acide phosphorique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MA33689B1 true MA33689B1 (fr) | 2012-10-01 |
Family
ID=43447345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MA34800A MA33689B1 (fr) | 2009-09-25 | 2012-04-25 | Procédé et réactifs pour l'inhibition ou la réduction de la formation de tartre lors de la production d'acide phosphorique |
Country Status (20)
| Country | Link |
|---|---|
| EP (2) | EP2990379B1 (fr) |
| CN (2) | CN104030260B (fr) |
| AP (1) | AP3575A (fr) |
| AR (2) | AR078449A1 (fr) |
| AU (1) | AU2010298208B2 (fr) |
| BR (2) | BR122019000367B1 (fr) |
| CA (2) | CA2775332C (fr) |
| EA (2) | EA033322B1 (fr) |
| IL (1) | IL218758B (fr) |
| JO (1) | JO3191B1 (fr) |
| LT (2) | LT2480495T (fr) |
| MA (1) | MA33689B1 (fr) |
| MX (1) | MX344050B (fr) |
| PE (2) | PE20121408A1 (fr) |
| PL (1) | PL2990379T3 (fr) |
| SA (1) | SA110310713B1 (fr) |
| TN (1) | TN2012000131A1 (fr) |
| UA (2) | UA113796C2 (fr) |
| WO (1) | WO2011038108A1 (fr) |
| ZA (2) | ZA201202052B (fr) |
Families Citing this family (8)
| 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 (pt) * | 2011-03-22 | 2016-12-27 | Cytec Tech Corp | método para reduzir ou prevenir a incrustação em um processo de produção de ácido fosfórico em processo a úmido |
| US9186180B2 (en) | 2013-03-08 | 2015-11-17 | Stryker Trauma Sa | Rose gear for external fixation clamp |
| RS61343B1 (sr) | 2014-02-11 | 2021-02-26 | Cytec Ind Inc | Primarni polimeri koji sadrže amin koji su korisni kao inhibitori kamenca |
| TN2017000351A1 (en) * | 2015-02-11 | 2019-01-16 | Cytec Ind 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 |
| CN108862223A (zh) * | 2018-09-07 | 2018-11-23 | 云南云天化股份有限公司 | 一种有效延长磷酸浓缩系统设备清洗周期的方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA904171A (en) * | 1972-07-04 | The Dow Chemical Company | Inhibition of adherent scale accumulations | |
| US3258428A (en) * | 1960-08-04 | 1966-06-28 | Petrolite Corp | Scale prevention |
| US3251778A (en) * | 1960-08-04 | 1966-05-17 | Petrolite Corp | Process of preventing scale |
| GB1406884A (en) * | 1972-05-05 | 1975-09-17 | Fisons Ltd | Process for inhibiting scale formation |
| GB1451608A (en) * | 1972-11-08 | 1976-10-06 | Fisons Ltd | Process for reducing calcium sulphate scale formation |
| US4221769A (en) * | 1972-11-08 | 1980-09-09 | Fisons Limited | Process for preventing the formation of calcium sulphate scale |
| US3931038A (en) * | 1973-07-31 | 1976-01-06 | Nalco Chemical Company | Scale and corrosion inhibition for cooling water systems |
| DE3039187C2 (de) | 1980-10-17 | 1982-12-23 | Hoechst Ag, 6000 Frankfurt | Verwendung von geglätteten Rohrleitungen und Apparateteilen |
| FR2574065B1 (fr) * | 1984-12-04 | 1987-05-07 | Bouet Philippe | Procede antitartre et agent antitartre pour sa mise en oeuvre |
| GB8506616D0 (en) * | 1985-03-14 | 1985-04-17 | British Petroleum Co Plc | Scale inhibitors |
| CA1337323C (fr) | 1986-12-08 | 1995-10-17 | Zahid Amjad | Traitement pour milieu aqueux avec des copolymeres renfermant de l'acide acrylamidoalkanesulfonique |
| US5120519A (en) * | 1991-11-04 | 1992-06-09 | Nalco Chemical Company | Scale control in phosphoric acid manufacture |
| EP0677485A1 (fr) | 1994-03-22 | 1995-10-18 | Faborga S.A. | Moyen pour empêcher la formation de dépôts dans les eaux industrielles |
| JP2002263690A (ja) | 2001-03-07 | 2002-09-17 | Kurita Water Ind Ltd | スケール付着防止剤及びスケール付着防止法 |
| 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 |
| CN100431985C (zh) | 2005-08-31 | 2008-11-12 | 刘天暘 | 湿法磷酸生产用阻垢剂 |
| CN100513512C (zh) * | 2007-07-31 | 2009-07-15 | 中国石油天然气股份有限公司 | 一种缓蚀阻垢清蜡降粘剂及其制备方法 |
-
2010
- 2010-09-23 EA EA201790616A patent/EA033322B1/ru not_active IP Right Cessation
- 2010-09-23 EA EA201270463A patent/EA027667B1/ru not_active IP Right Cessation
- 2010-09-23 CN CN201410275749.7A patent/CN104030260B/zh active Active
- 2010-09-23 PL PL15177583T patent/PL2990379T3/pl unknown
- 2010-09-23 WO PCT/US2010/049983 patent/WO2011038108A1/fr active Application Filing
- 2010-09-23 LT LTEP10757926.0T patent/LT2480495T/lt unknown
- 2010-09-23 UA UAA201507564A patent/UA113796C2/uk unknown
- 2010-09-23 CA CA2775332A patent/CA2775332C/fr not_active Expired - Fee Related
- 2010-09-23 AU AU2010298208A patent/AU2010298208B2/en active Active
- 2010-09-23 AP AP2012006173A patent/AP3575A/xx active
- 2010-09-23 UA UAA201205116A patent/UA110198C2/ru unknown
- 2010-09-23 EP EP15177583.0A patent/EP2990379B1/fr active Active
- 2010-09-23 MX MX2012003474A patent/MX344050B/es active IP Right Grant
- 2010-09-23 BR BR122019000367-0A patent/BR122019000367B1/pt active IP Right Grant
- 2010-09-23 EP EP10757926.0A patent/EP2480495B1/fr active Active
- 2010-09-23 PE PE2012000373A patent/PE20121408A1/es active IP Right Grant
- 2010-09-23 CN CN201080048019.3A patent/CN102574685B/zh active Active
- 2010-09-23 LT LTEP15177583.0T patent/LT2990379T/lt unknown
- 2010-09-23 BR BR112012006674A patent/BR112012006674A2/pt not_active Application Discontinuation
- 2010-09-23 PE PE2017000373A patent/PE20170495A1/es unknown
- 2010-09-23 CA CA2978291A patent/CA2978291C/fr not_active Expired - Fee Related
- 2010-09-24 AR ARP100103487A patent/AR078449A1/es active IP Right Grant
- 2010-09-25 SA SA110310713A patent/SA110310713B1/ar unknown
- 2010-09-26 JO JOP/2010/0327A patent/JO3191B1/ar active
-
2012
- 2012-03-20 ZA ZA2012/02052A patent/ZA201202052B/en unknown
- 2012-03-20 IL IL218758A patent/IL218758B/en active IP Right Grant
- 2012-03-23 TN TNP2012000131A patent/TN2012000131A1/en unknown
- 2012-04-25 MA MA34800A patent/MA33689B1/fr unknown
-
2017
- 2017-07-04 ZA ZA2017/04541A patent/ZA201704541B/en unknown
-
2018
- 2018-01-26 AR ARP180100196A patent/AR110859A2/es active IP Right Grant
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