DE2606490A1 - Verfahren zur gleichzeitigen konzentrierung und reinigung von phosphorsaeure - Google Patents
Verfahren zur gleichzeitigen konzentrierung und reinigung von phosphorsaeureInfo
- Publication number
- DE2606490A1 DE2606490A1 DE19762606490 DE2606490A DE2606490A1 DE 2606490 A1 DE2606490 A1 DE 2606490A1 DE 19762606490 DE19762606490 DE 19762606490 DE 2606490 A DE2606490 A DE 2606490A DE 2606490 A1 DE2606490 A1 DE 2606490A1
- Authority
- DE
- Germany
- Prior art keywords
- phosphoric acid
- tower
- concentrated
- purification
- solution
- 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.)
- Withdrawn
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims description 76
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims description 39
- 238000000034 method Methods 0.000 title claims description 24
- 238000000746 purification Methods 0.000 title claims description 11
- 239000002253 acid Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 125000001153 fluoro group Chemical class F* 0.000 claims 3
- 229910052731 fluorine Inorganic materials 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 9
- 239000011737 fluorine Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910019142 PO4 Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 150000002221 fluorine Chemical class 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 235000021317 phosphate Nutrition 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 150000002222 fluorine compounds Chemical class 0.000 description 2
- -1 hexafluorosilicic acid Chemical compound 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 150000003016 phosphoric acids Chemical class 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical group 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical class [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 1
- 239000004137 magnesium phosphate Substances 0.000 description 1
- 235000010994 magnesium phosphates Nutrition 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 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
- C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/19—Acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Silicon Compounds (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7505791A FR2302275A1 (fr) | 1975-02-25 | 1975-02-25 | Procede de concentration et d'epuration simultanees de l'acide phosphorique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2606490A1 true DE2606490A1 (de) | 1976-09-02 |
Family
ID=9151686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762606490 Withdrawn DE2606490A1 (de) | 1975-02-25 | 1976-02-18 | Verfahren zur gleichzeitigen konzentrierung und reinigung von phosphorsaeure |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4086069A (cg-RX-API-DMAC10.html) |
| BE (1) | BE838367A (cg-RX-API-DMAC10.html) |
| CS (1) | CS209425B2 (cg-RX-API-DMAC10.html) |
| DD (1) | DD123592A5 (cg-RX-API-DMAC10.html) |
| DE (1) | DE2606490A1 (cg-RX-API-DMAC10.html) |
| DK (1) | DK137230B (cg-RX-API-DMAC10.html) |
| ES (1) | ES445520A1 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2302275A1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1529264A (cg-RX-API-DMAC10.html) |
| GR (1) | GR58530B (cg-RX-API-DMAC10.html) |
| IT (1) | IT1058341B (cg-RX-API-DMAC10.html) |
| LU (1) | LU74327A1 (cg-RX-API-DMAC10.html) |
| NL (1) | NL7601953A (cg-RX-API-DMAC10.html) |
| PL (1) | PL98067B1 (cg-RX-API-DMAC10.html) |
| RO (1) | RO68896A (cg-RX-API-DMAC10.html) |
| SE (1) | SE415471B (cg-RX-API-DMAC10.html) |
| YU (1) | YU34476A (cg-RX-API-DMAC10.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915569A (zh) * | 2021-03-30 | 2021-06-08 | 云南磷化集团有限公司 | 一种用于湿法磷酸渣酸脱氟的泡罩塔及其脱氟方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3276510A (en) * | 1966-10-04 | Concentration op phosphoric acid | ||
| CA600810A (en) * | 1960-06-28 | E. Tynan Donald | Defluorination of phosphoric acid | |
| US3397123A (en) * | 1965-06-03 | 1968-08-13 | Hooker Chemical Corp | Purifying aqueous acid phosphate solutions containing fluorine impurities |
| US3544269A (en) * | 1967-02-27 | 1970-12-01 | Whiting Corp | Method for producing defluorinated phosphoric acid |
| US3718729A (en) * | 1971-03-15 | 1973-02-27 | American Cyanamid Co | Defluorination of wet process phosphoric acid |
| US3764658A (en) * | 1972-01-26 | 1973-10-09 | United States Steel Corp | Production of fluosilicic acid |
-
1975
- 1975-02-25 FR FR7505791A patent/FR2302275A1/fr active Granted
-
1976
- 1976-01-30 GR GR49900A patent/GR58530B/el unknown
- 1976-02-09 US US05/656,466 patent/US4086069A/en not_active Expired - Lifetime
- 1976-02-09 BE BE1007191A patent/BE838367A/xx not_active IP Right Cessation
- 1976-02-11 SE SE7601542A patent/SE415471B/xx unknown
- 1976-02-11 LU LU74327A patent/LU74327A1/xx unknown
- 1976-02-13 YU YU00344/76A patent/YU34476A/xx unknown
- 1976-02-14 RO RO7684822A patent/RO68896A/ro unknown
- 1976-02-18 DE DE19762606490 patent/DE2606490A1/de not_active Withdrawn
- 1976-02-19 GB GB6674/76A patent/GB1529264A/en not_active Expired
- 1976-02-20 IT IT20397/76A patent/IT1058341B/it active
- 1976-02-23 DD DD191425A patent/DD123592A5/xx unknown
- 1976-02-24 PL PL1976187447A patent/PL98067B1/pl unknown
- 1976-02-24 DK DK76276AA patent/DK137230B/da not_active IP Right Cessation
- 1976-02-25 NL NL7601953A patent/NL7601953A/xx not_active Application Discontinuation
- 1976-02-25 CS CS761232A patent/CS209425B2/cs unknown
- 1976-02-25 ES ES445520A patent/ES445520A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DD123592A5 (cg-RX-API-DMAC10.html) | 1977-01-05 |
| IT1058341B (it) | 1982-04-10 |
| NL7601953A (nl) | 1976-08-27 |
| PL98067B1 (pl) | 1978-04-29 |
| RO68896A (ro) | 1980-12-30 |
| FR2302275B1 (cg-RX-API-DMAC10.html) | 1978-02-03 |
| LU74327A1 (cg-RX-API-DMAC10.html) | 1976-12-31 |
| GB1529264A (en) | 1978-10-18 |
| DK137230C (cg-RX-API-DMAC10.html) | 1978-07-03 |
| YU34476A (en) | 1982-05-31 |
| US4086069A (en) | 1978-04-25 |
| DK76276A (cg-RX-API-DMAC10.html) | 1976-08-26 |
| BE838367A (fr) | 1976-08-09 |
| CS209425B2 (en) | 1981-12-31 |
| GR58530B (en) | 1977-10-31 |
| DK137230B (da) | 1978-02-06 |
| FR2302275A1 (fr) | 1976-09-24 |
| SE415471B (sv) | 1980-10-06 |
| SE7601542L (sv) | 1976-08-26 |
| ES445520A1 (es) | 1977-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8130 | Withdrawal |