ES435760A1 - Procedimiento de purificacion del acido fosforico. - Google Patents
Procedimiento de purificacion del acido fosforico.Info
- Publication number
- ES435760A1 ES435760A1 ES435760A ES435760A ES435760A1 ES 435760 A1 ES435760 A1 ES 435760A1 ES 435760 A ES435760 A ES 435760A ES 435760 A ES435760 A ES 435760A ES 435760 A1 ES435760 A1 ES 435760A1
- Authority
- ES
- Spain
- Prior art keywords
- phosphoric acid
- urea
- phase
- precipitates
- purifying phosphoric
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title abstract 8
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 4
- DZHMRSPXDUUJER-UHFFFAOYSA-N [amino(hydroxy)methylidene]azanium;dihydrogen phosphate Chemical compound NC(N)=O.OP(O)(O)=O DZHMRSPXDUUJER-UHFFFAOYSA-N 0.000 abstract 2
- 239000002244 precipitate Substances 0.000 abstract 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- QHDUJTCUPWHNPK-UHFFFAOYSA-N methyl 7-methoxy-2h-indazole-3-carboxylate Chemical compound COC1=CC=CC2=C(C(=O)OC)NN=C21 QHDUJTCUPWHNPK-UHFFFAOYSA-N 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 239000003643 water by type Substances 0.000 abstract 1
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
- C01B25/234—Purification; Stabilisation; Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
- Removal Of Specific Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7409158A FR2264774B1 (cs) | 1974-03-19 | 1974-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES435760A1 true ES435760A1 (es) | 1976-12-16 |
Family
ID=9136486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES435760A Expired ES435760A1 (es) | 1974-03-19 | 1975-03-18 | Procedimiento de purificacion del acido fosforico. |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS5440075B2 (cs) |
| BE (1) | BE826810A (cs) |
| ES (1) | ES435760A1 (cs) |
| FI (1) | FI58767C (cs) |
| FR (1) | FR2264774B1 (cs) |
| GB (1) | GB1438269A (cs) |
| IL (1) | IL46740A (cs) |
| IT (1) | IT1036884B (cs) |
| MX (1) | MX3087E (cs) |
| NL (1) | NL167391C (cs) |
| NO (1) | NO138526C (cs) |
| SE (2) | SE393361B (cs) |
| YU (1) | YU36663B (cs) |
| ZA (1) | ZA751297B (cs) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES482524A1 (es) * | 1979-07-17 | 1980-04-01 | Cros Sa | Procedimiento para la preparacion de acido fosforico grado alimentacion humana. |
| TW421606B (en) * | 1995-06-21 | 2001-02-11 | Mohamed Takhim | Method of purifying substances by extraction from a liquid medium |
| WO2008046428A1 (en) * | 2006-10-18 | 2008-04-24 | Fekria Ahmed Fathi Kassem | New method for cheap production of urea phosphate |
| CN103170221A (zh) * | 2013-04-18 | 2013-06-26 | 瓮福（集团）有限责任公司 | 一种湿法磷酸反应尾气处理的方法及装置 |
| CN104311181B (zh) * | 2014-09-19 | 2017-02-08 | 贵州大学 | 一种水蜜桃专用肥的配制方法 |
| CN107473990A (zh) * | 2017-07-24 | 2017-12-15 | 湖北三宁化工股份有限公司 | 一种磷酸脲母液水溶性肥料及制备方法 |
| USD943707S1 (en) * | 2019-10-25 | 2022-02-15 | Tianjin Bright Sight Commerce Co., Ltd. | Filter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE754920A (fr) * | 1969-08-22 | 1971-02-01 | Hachez Pierre | Procede de purification de l'acide phosphorique produit par voie humideet d'un sous-produit phosphate a base de potassium utilisable comme engrais |
-
1974
- 1974-03-19 FR FR7409158A patent/FR2264774B1/fr not_active Expired
-
1975
- 1975-02-28 GB GB857375A patent/GB1438269A/en not_active Expired
- 1975-03-01 MX MX100043U patent/MX3087E/es unknown
- 1975-03-03 IL IL46740A patent/IL46740A/en unknown
- 1975-03-03 ZA ZA00751297A patent/ZA751297B/xx unknown
- 1975-03-13 NL NL7503004.A patent/NL167391C/xx not_active IP Right Cessation
- 1975-03-13 YU YU0606/75A patent/YU36663B/xx unknown
- 1975-03-17 SE SE7503010A patent/SE393361B/xx not_active IP Right Cessation
- 1975-03-17 SE SE7503010D patent/SE7503010L/xx not_active Application Discontinuation
- 1975-03-18 IT IT48663/75A patent/IT1036884B/it active
- 1975-03-18 ES ES435760A patent/ES435760A1/es not_active Expired
- 1975-03-18 BE BE154441A patent/BE826810A/xx not_active IP Right Cessation
- 1975-03-18 FI FI750803A patent/FI58767C/fi not_active IP Right Cessation
- 1975-03-18 NO NO750908A patent/NO138526C/no unknown
- 1975-03-18 JP JP3286775A patent/JPS5440075B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| YU36663B (en) | 1984-08-31 |
| NO138526B (no) | 1978-06-12 |
| IL46740A (en) | 1977-07-31 |
| NL167391B (nl) | 1981-07-16 |
| FI58767B (fi) | 1980-12-31 |
| FR2264774B1 (cs) | 1977-06-17 |
| NL7503004A (nl) | 1975-09-23 |
| MX3087E (es) | 1980-03-27 |
| FI58767C (fi) | 1981-04-10 |
| IT1036884B (it) | 1979-10-30 |
| DE2511345B2 (de) | 1977-02-17 |
| SE7503010L (cs) | 1975-09-22 |
| BE826810A (fr) | 1975-09-18 |
| NO750908L (cs) | 1975-09-22 |
| JPS50131892A (cs) | 1975-10-18 |
| SE393361B (sv) | 1977-05-09 |
| JPS5440075B2 (cs) | 1979-12-01 |
| ZA751297B (en) | 1976-01-28 |
| YU60675A (en) | 1982-06-18 |
| FI750803A7 (cs) | 1975-09-20 |
| NL167391C (nl) | 1981-12-16 |
| GB1438269A (en) | 1976-06-03 |
| NO138526C (no) | 1978-09-20 |
| IL46740A0 (en) | 1975-05-22 |
| FR2264774A1 (cs) | 1975-10-17 |
| DE2511345A1 (de) | 1975-09-25 |
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