FR2465971A1 - Procede perfectionne de maintien en temperature de reacteurs - Google Patents
Procede perfectionne de maintien en temperature de reacteurs Download PDFInfo
- Publication number
- FR2465971A1 FR2465971A1 FR7923895A FR7923895A FR2465971A1 FR 2465971 A1 FR2465971 A1 FR 2465971A1 FR 7923895 A FR7923895 A FR 7923895A FR 7923895 A FR7923895 A FR 7923895A FR 2465971 A1 FR2465971 A1 FR 2465971A1
- Authority
- FR
- France
- Prior art keywords
- air
- water
- condenser
- reactor
- steam
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title abstract description 37
- 230000008030 elimination Effects 0.000 abstract description 3
- 238000003379 elimination reaction Methods 0.000 abstract description 3
- 238000012549 training Methods 0.000 abstract description 3
- 238000004326 stimulated echo acquisition mode for imaging Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 42
- 239000007789 gas Substances 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 13
- 238000001816 cooling Methods 0.000 description 12
- 238000005406 washing Methods 0.000 description 12
- 150000001875 compounds Chemical class 0.000 description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 229910019142 PO4 Inorganic materials 0.000 description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 4
- 239000010452 phosphate Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 239000010440 gypsum Substances 0.000 description 3
- 229910052602 gypsum Inorganic materials 0.000 description 3
- 239000012429 reaction media Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 2
- 230000035558 fertility Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000008246 gaseous mixture Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000003621 irrigation water Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- AZUYLZMQTIKGSC-UHFFFAOYSA-N 1-[6-[4-(5-chloro-6-methyl-1H-indazol-4-yl)-5-methyl-3-(1-methylindazol-5-yl)pyrazol-1-yl]-2-azaspiro[3.3]heptan-2-yl]prop-2-en-1-one Chemical compound ClC=1C(=C2C=NNC2=CC=1C)C=1C(=NN(C=1C)C1CC2(CN(C2)C(C=C)=O)C1)C=1C=C2C=NN(C2=CC=1)C AZUYLZMQTIKGSC-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- -1 phospho- Chemical class 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011012 sanitization Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000003643 water by type Substances 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
- C01B25/22—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
-
- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00069—Flow rate measurement
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00121—Controlling the temperature by direct heating or cooling
- B01J2219/00123—Controlling the temperature by direct heating or cooling adding a temperature modifying medium to the reactants
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00164—Controlling or regulating processes controlling the flow
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7923895A FR2465971A1 (fr) | 1979-09-26 | 1979-09-26 | Procede perfectionne de maintien en temperature de reacteurs |
| ZA00802228A ZA802228B (en) | 1979-09-26 | 1980-04-15 | Temperature maintenance |
| AU57544/80A AU541145B2 (en) | 1979-09-26 | 1980-04-17 | Cooling a chemical reactor |
| BE0/200273A BE882840A (fr) | 1979-09-26 | 1980-04-17 | Procede perfectionne de maintien en temperature de reacteurs |
| YU1080/80A YU42336B (en) | 1979-09-26 | 1980-04-21 | Method of maintaining a temperature in reactors for dissolving phosphates in phosphor acid production |
| CA000350396A CA1162717A (fr) | 1979-09-26 | 1980-04-22 | Procede perfectionne de maintien en temperature de reacteurs |
| BR8002450A BR8002450A (pt) | 1979-09-26 | 1980-04-22 | Processo permitindo resfriamento continuo, de um reator por circulacao de ar na superficie do meio de reacao, provocando o arraste do vapor e aplicacao do processo |
| OA57090A OA06518A (fr) | 1979-09-26 | 1980-04-23 | Procédé perfectionné de maintien en température de réacteurs. |
| US06/158,707 US4317807A (en) | 1979-09-26 | 1980-06-12 | Air cooling during the production of phosphoric acid |
| JO19801080A JO1080B1 (en) | 1979-09-26 | 1980-08-09 | Maintaining the reactor temperature where an exothermic reaction occurs |
| IL61113A IL61113A (en) | 1979-09-26 | 1980-09-23 | Process for controlling reactor temperature,in particular in wet process phosphoric acid reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7923895A FR2465971A1 (fr) | 1979-09-26 | 1979-09-26 | Procede perfectionne de maintien en temperature de reacteurs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2465971A1 true FR2465971A1 (fr) | 1981-03-27 |
| FR2465971B1 FR2465971B1 (enExample) | 1983-11-25 |
Family
ID=9230016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7923895A Granted FR2465971A1 (fr) | 1979-09-26 | 1979-09-26 | Procede perfectionne de maintien en temperature de reacteurs |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4317807A (enExample) |
| AU (1) | AU541145B2 (enExample) |
| BE (1) | BE882840A (enExample) |
| BR (1) | BR8002450A (enExample) |
| CA (1) | CA1162717A (enExample) |
| FR (1) | FR2465971A1 (enExample) |
| IL (1) | IL61113A (enExample) |
| JO (1) | JO1080B1 (enExample) |
| OA (1) | OA06518A (enExample) |
| YU (1) | YU42336B (enExample) |
| ZA (1) | ZA802228B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018008719A1 (de) * | 2018-11-06 | 2020-05-07 | Maschinenbau Scholz Gmbh & Co Kg | Verfahren zum Beaufschlagen von Teilen in einem Autoklaven mit erhöhter Temperatur und/oder erhöhtem Druck und Autoklav |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1122463A (fr) * | 1955-03-02 | 1956-09-07 | Siape | Procédé de fabrication d'acide phosphorique |
| FR1315397A (fr) * | 1961-02-17 | 1963-01-18 | Dorr Oliver Inc | Appareil et procédé de traitement de substances en plusieurs stades |
| US3148948A (en) * | 1961-12-26 | 1964-09-15 | Dorr Oliver Inc | Cooling and defoaming phosphoric acid slurries |
| FR1562942A (enExample) * | 1967-01-26 | 1969-04-11 | ||
| FR2330643A1 (fr) * | 1975-11-04 | 1977-06-03 | Rhone Poulenc Ind | Procede continu de fabrication d'acide phosphorique de voie humide |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE553924C (de) * | 1930-09-16 | 1932-07-02 | Chem Fab Budenheim Akt Ges | Verfahren zur Verhinderung der Schaumbildung beim Aufschluss von Rohphosphat mit Saeuren, insbesondere Schwefelsaeure |
| US3499731A (en) * | 1967-02-16 | 1970-03-10 | Walter J Sackett Sr | High efficiency discharge control system for a chemical processing plant |
| SU539830A1 (ru) | 1974-10-01 | 1976-12-25 | Предприятие П/Я В-8830 | Способ получени экстракционной фосфорной кислоты |
-
1979
- 1979-09-26 FR FR7923895A patent/FR2465971A1/fr active Granted
-
1980
- 1980-04-15 ZA ZA00802228A patent/ZA802228B/xx unknown
- 1980-04-17 BE BE0/200273A patent/BE882840A/fr not_active IP Right Cessation
- 1980-04-17 AU AU57544/80A patent/AU541145B2/en not_active Ceased
- 1980-04-21 YU YU1080/80A patent/YU42336B/xx unknown
- 1980-04-22 CA CA000350396A patent/CA1162717A/fr not_active Expired
- 1980-04-22 BR BR8002450A patent/BR8002450A/pt not_active IP Right Cessation
- 1980-04-23 OA OA57090A patent/OA06518A/xx unknown
- 1980-06-12 US US06/158,707 patent/US4317807A/en not_active Expired - Lifetime
- 1980-08-09 JO JO19801080A patent/JO1080B1/en active
- 1980-09-23 IL IL61113A patent/IL61113A/xx unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1122463A (fr) * | 1955-03-02 | 1956-09-07 | Siape | Procédé de fabrication d'acide phosphorique |
| FR1315397A (fr) * | 1961-02-17 | 1963-01-18 | Dorr Oliver Inc | Appareil et procédé de traitement de substances en plusieurs stades |
| US3148948A (en) * | 1961-12-26 | 1964-09-15 | Dorr Oliver Inc | Cooling and defoaming phosphoric acid slurries |
| FR1562942A (enExample) * | 1967-01-26 | 1969-04-11 | ||
| FR2330643A1 (fr) * | 1975-11-04 | 1977-06-03 | Rhone Poulenc Ind | Procede continu de fabrication d'acide phosphorique de voie humide |
Non-Patent Citations (2)
| Title |
|---|
| EXBK/63 * |
| EXBK/66 * |
Also Published As
| Publication number | Publication date |
|---|---|
| BR8002450A (pt) | 1981-03-31 |
| IL61113A (en) | 1984-04-30 |
| JO1080B1 (en) | 1982-07-10 |
| YU108080A (en) | 1983-12-31 |
| OA06518A (fr) | 1981-07-31 |
| YU42336B (en) | 1988-08-31 |
| FR2465971B1 (enExample) | 1983-11-25 |
| AU5754480A (en) | 1981-04-02 |
| CA1162717A (fr) | 1984-02-28 |
| AU541145B2 (en) | 1984-12-20 |
| ZA802228B (en) | 1981-05-27 |
| US4317807A (en) | 1982-03-02 |
| BE882840A (fr) | 1980-10-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CL | Concession to grant licences | ||
| ST | Notification of lapse |