PE20130474A1 - Procedimiento de produccion de acido fosforico - Google Patents
Procedimiento de produccion de acido fosforicoInfo
- Publication number
- PE20130474A1 PE20130474A1 PE2012000749A PE2012000749A PE20130474A1 PE 20130474 A1 PE20130474 A1 PE 20130474A1 PE 2012000749 A PE2012000749 A PE 2012000749A PE 2012000749 A PE2012000749 A PE 2012000749A PE 20130474 A1 PE20130474 A1 PE 20130474A1
- Authority
- PE
- Peru
- Prior art keywords
- calcium sulphate
- broth
- weight
- phosphoric acid
- free
- 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
- C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
- C01B25/228—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen one form of calcium sulfate being formed and then converted to another form
- C01B25/231—Dihydrate-hemihydrate process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
-
- 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
- C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
- C01B25/228—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen one form of calcium sulfate being formed and then converted to another form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
QUE CONSISTE EN: a) EL ATAQUE DE ROCA FOSFATADA CON ACIDO SULFURICO EN MEDIO ACUOSO A UNA PRIMERA TEMPERATURA COMPRENDIDA ENTRE 70 Y 90ºC, CON FORMACION DE UN PRIMER CALDO DE CRISTALES DE SULFATO CALCICO DIHIDRATADO EN SUSPENSION EN LA FASE ACUOSA ACIDA, LA FASE ACUOSA ACIDA DE DICHO CALDO TIENE UNA CONCENTRACION EN P2O5 LIBRE COMPRENDIDA ENTRE 38 Y 50% EN PESO Y UN CONTENIDO DE S03 LIBRE INFERIOR AL 0.5% EN PESO Y SUPERIOR AL 0.05% EN PESO; b) LA CONVERSION DE ESTE PRIMER CALDO POR CALENTAMIENTO A UNA TEMPERATURA SUPERIOR A 90ºC, CON SOLUBILIZACION DE LOS CRISTALES DE SULFATO CALCICO DIHIDRATADO Y RECRISTALIZACION DEL SULFATO CALCICO SOLUBILIZADO, QUE DAN LUGAR A UN SEGUNDO CALDO FORMADO POR CRISTALES DE CALCIO HEMIHIDRATADO EN SUSPENSION EN UNA FASE ACUOSA QUE CONTIENE ACIDO FOSFORICO; Y c) LA SEPARACION DEL SEGUNDO CALDO EN UN ACIDO FOSFORICO DE PRODUCCION, QUE TIENE UNA CONCENTRACION DE SO3 LIBRE INFERIOR AL 2% Y SUPERIOR AL 0.05% EN PESO, Y UNA TORTA DE FILTRO QUE CONTIEEN EL SULFATO CALCICO HEMIHIDRATADO
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE2009/0740A BE1019055A3 (fr) | 2009-12-02 | 2009-12-02 | Procede de production d'acide phosphorique. |
Publications (1)
Publication Number | Publication Date |
---|---|
PE20130474A1 true PE20130474A1 (es) | 2013-05-01 |
Family
ID=42115503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PE2012000749A PE20130474A1 (es) | 2009-12-02 | 2010-12-02 | Procedimiento de produccion de acido fosforico |
Country Status (19)
Country | Link |
---|---|
US (1) | US9255006B2 (es) |
EP (1) | EP2507168B1 (es) |
JP (1) | JP5801819B2 (es) |
KR (1) | KR101700338B1 (es) |
AP (1) | AP2012006286A0 (es) |
AU (1) | AU2010326637B2 (es) |
BE (1) | BE1019055A3 (es) |
BR (1) | BR112012012994B1 (es) |
CA (1) | CA2780078C (es) |
EA (1) | EA020618B1 (es) |
EG (1) | EG26913A (es) |
ES (1) | ES2441558T3 (es) |
IL (1) | IL220002A (es) |
MA (1) | MA33817B1 (es) |
MX (1) | MX2012006380A (es) |
PE (1) | PE20130474A1 (es) |
PL (1) | PL2507168T3 (es) |
TN (1) | TN2012000197A1 (es) |
WO (1) | WO2011067321A1 (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2562034T3 (es) * | 2011-06-01 | 2016-03-02 | Prayon Technologies | Procedimiento de producción de ácido fosfórico de tipo dihidrato/hemihidrato |
PL2771280T3 (pl) | 2011-10-24 | 2018-10-31 | Hydrometal Sa | Sposób obróbki skał fosfatowych |
AU2014225473A1 (en) * | 2013-03-08 | 2015-10-01 | The Mosaic Company | Production of phosphoric acid by a two-stage crystallization process |
DE102013018650B3 (de) | 2013-11-06 | 2014-09-18 | Remondis Aqua Gmbh & Co. Kg | Verfahren zur Behandlung von phosphathaltigen Aschen aus Abfallverbrennungsanlagen durch nasschemischen Aufschluss zur Gewinnung von Aluminium-, Kalzium-, Phosphor- und Stickstoffverbindungen |
PL3665124T3 (pl) | 2017-08-11 | 2022-01-31 | Prayon S.A. | Sposób kwasowego roztwarzania źródła fosforanowego |
CN107840317B (zh) * | 2017-10-30 | 2019-12-03 | 安徽六国化工股份有限公司 | 一种一步法二水-半水湿法磷酸生产工艺 |
BE1029993B1 (fr) | 2021-12-27 | 2023-09-25 | Prayon | Méthode de purification d’au moins une solution aqueuse d’acide phosphorique |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA915883A (en) * | 1972-12-05 | Pavonet Engelhard | Method for manufacturing phosphoric acid and hemihydrate calcium sulphate by the wet process | |
CA195883A (en) * | 1920-01-06 | B. Williamson George | Defecation of sugar solutions | |
LU49007A1 (es) | 1965-07-07 | 1967-01-09 | ||
US3523754A (en) * | 1966-04-02 | 1970-08-11 | Central Glass Co Ltd | Process for preparing phosphoric acil |
DE1592287A1 (de) * | 1966-08-19 | 1971-04-15 | Piesteritz Stickstoff | Verfahren zur Herstellung von Phosphorsaeure |
US3984525A (en) * | 1967-02-01 | 1976-10-05 | Albright & Wilson Limited | Manufacture of phosphoric acid |
US4196172A (en) * | 1976-07-07 | 1980-04-01 | Occidental Petroleum Corporation | Hemihydrate type phosphoric acid process |
JPS57129811A (en) * | 1981-01-28 | 1982-08-12 | Toyo Soda Mfg Co Ltd | Manufacture of wet process phosphoric acid |
LU84713A1 (fr) * | 1983-03-25 | 1984-11-14 | Prayon Soc | Procede et preparation d'acide phosphorique et de sulfate de calcium hemihydrate alpha |
DE3583209D1 (de) * | 1984-11-05 | 1991-07-18 | Prayon Dev Sa | Kontinuierliches verfahren zur herstellung von phosphorsaeure und von calciumsulfat. |
US4853201A (en) * | 1988-07-11 | 1989-08-01 | Occidental Chemical Corporation | Recovery of P2 O5 values from phosphoric acid hemihydrate crystals |
US5009873A (en) * | 1990-01-29 | 1991-04-23 | Nalco Chemical Company | Crystal modification in wet process phosphoric acid production |
CN1340457A (zh) * | 2000-09-01 | 2002-03-20 | 山东鲁北企业集团总公司 | 一种磷酸生产工艺 |
JP4036426B2 (ja) * | 2001-08-23 | 2008-01-23 | 下関三井化学株式会社 | ろ過性の優れた石膏の製造方法 |
BE1016065A3 (fr) | 2004-06-01 | 2006-02-07 | Prayon Technologies | Procede de production d'acide phosphorique. |
-
2009
- 2009-12-02 BE BE2009/0740A patent/BE1019055A3/fr not_active IP Right Cessation
-
2010
- 2010-12-02 MX MX2012006380A patent/MX2012006380A/es active IP Right Grant
- 2010-12-02 CA CA2780078A patent/CA2780078C/fr active Active
- 2010-12-02 PL PL10787103T patent/PL2507168T3/pl unknown
- 2010-12-02 AU AU2010326637A patent/AU2010326637B2/en active Active
- 2010-12-02 PE PE2012000749A patent/PE20130474A1/es active IP Right Grant
- 2010-12-02 KR KR1020127015594A patent/KR101700338B1/ko active IP Right Grant
- 2010-12-02 AP AP2012006286A patent/AP2012006286A0/xx unknown
- 2010-12-02 WO PCT/EP2010/068709 patent/WO2011067321A1/fr active Application Filing
- 2010-12-02 BR BR112012012994A patent/BR112012012994B1/pt active IP Right Grant
- 2010-12-02 JP JP2012541500A patent/JP5801819B2/ja active Active
- 2010-12-02 US US13/513,486 patent/US9255006B2/en active Active
- 2010-12-02 EP EP10787103.0A patent/EP2507168B1/fr active Active
- 2010-12-02 EA EA201200834A patent/EA020618B1/ru not_active IP Right Cessation
- 2010-12-02 ES ES10787103.0T patent/ES2441558T3/es active Active
-
2012
- 2012-04-27 TN TNP2012000197A patent/TN2012000197A1/fr unknown
- 2012-05-24 IL IL220002A patent/IL220002A/en active IP Right Grant
- 2012-05-31 EG EG2012050977A patent/EG26913A/xx active
- 2012-06-13 MA MA34960A patent/MA33817B1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
JP5801819B2 (ja) | 2015-10-28 |
WO2011067321A1 (fr) | 2011-06-09 |
EP2507168A1 (fr) | 2012-10-10 |
PL2507168T3 (pl) | 2014-03-31 |
BE1019055A3 (fr) | 2012-02-07 |
AU2010326637B2 (en) | 2014-12-04 |
AP2012006286A0 (en) | 2012-06-30 |
US9255006B2 (en) | 2016-02-09 |
MX2012006380A (es) | 2012-06-19 |
EA201200834A1 (ru) | 2012-11-30 |
BR112012012994B1 (pt) | 2019-10-22 |
BR112012012994A2 (pt) | 2017-03-01 |
KR20120112459A (ko) | 2012-10-11 |
TN2012000197A1 (fr) | 2013-12-12 |
EA020618B1 (ru) | 2014-12-30 |
EP2507168B1 (fr) | 2013-11-06 |
EG26913A (en) | 2014-12-17 |
US20130004403A1 (en) | 2013-01-03 |
CA2780078A1 (fr) | 2011-06-09 |
MA33817B1 (fr) | 2012-12-03 |
IL220002A (en) | 2016-02-29 |
KR101700338B1 (ko) | 2017-01-26 |
AU2010326637A1 (en) | 2012-06-21 |
CA2780078C (fr) | 2017-01-17 |
JP2013512837A (ja) | 2013-04-18 |
IL220002A0 (en) | 2012-07-31 |
ES2441558T3 (es) | 2014-02-05 |
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Legal Events
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FG | Grant, registration |