FR2475414A1 - Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange - Google Patents
Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange Download PDFInfo
- Publication number
- FR2475414A1 FR2475414A1 FR8002802A FR8002802A FR2475414A1 FR 2475414 A1 FR2475414 A1 FR 2475414A1 FR 8002802 A FR8002802 A FR 8002802A FR 8002802 A FR8002802 A FR 8002802A FR 2475414 A1 FR2475414 A1 FR 2475414A1
- Authority
- FR
- France
- Prior art keywords
- mixture
- column
- distillation
- separation
- evaporator
- 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
- 239000000203 mixture Substances 0.000 title claims abstract description 39
- 238000004821 distillation Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000000047 product Substances 0.000 title abstract description 8
- 239000002244 precipitate Substances 0.000 title abstract description 5
- 238000000926 separation method Methods 0.000 claims abstract description 25
- 238000001704 evaporation Methods 0.000 claims abstract description 4
- 230000008020 evaporation Effects 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims abstract 3
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 18
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 229910021529 ammonia Inorganic materials 0.000 claims description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000008246 gaseous mixture Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- RHUYHJGZWVXEHW-UHFFFAOYSA-N 1,1-Dimethyhydrazine Chemical compound CN(C)N RHUYHJGZWVXEHW-UHFFFAOYSA-N 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 description 10
- 239000000243 solution Substances 0.000 description 7
- 150000002894 organic compounds Chemical class 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 4
- 239000010408 film Substances 0.000 description 3
- 229910052500 inorganic mineral Chemical class 0.000 description 3
- 239000011707 mineral Chemical class 0.000 description 3
- 239000012855 volatile organic compound Substances 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- DIIIISSCIXVANO-UHFFFAOYSA-N 1,2-Dimethylhydrazine Chemical compound CNNC DIIIISSCIXVANO-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
- B01D3/146—Multiple effect distillation
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8002802A FR2475414A1 (fr) | 1980-02-08 | 1980-02-08 | Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange |
| DE8181400151T DE3163437D1 (en) | 1980-02-08 | 1981-02-02 | Method for the separation by distillation of a mixture of products containing an element liable to precipitate during a normal distillation of this mixture |
| EP81400151A EP0034089B1 (fr) | 1980-02-08 | 1981-02-02 | Procédé permettant la séparation, par distillation, d'un mélange de produits contenant un élément risquant de précipiter lors d'une distillation normale dudit mélange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8002802A FR2475414A1 (fr) | 1980-02-08 | 1980-02-08 | Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2475414A1 true FR2475414A1 (fr) | 1981-08-14 |
| FR2475414B1 FR2475414B1 (OSRAM) | 1984-12-28 |
Family
ID=9238371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8002802A Granted FR2475414A1 (fr) | 1980-02-08 | 1980-02-08 | Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0034089B1 (OSRAM) |
| DE (1) | DE3163437D1 (OSRAM) |
| FR (1) | FR2475414A1 (OSRAM) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH246249A (fr) * | 1943-10-13 | 1946-12-31 | Solvay | procédé.pour l'obtention de substances chimiques par réaction chimique et distillation, comportant l'intervention ou la production incidente de matières corrosives au cours de cette réaction et dispositif pour la mise en oeuvre de ce |
| FR2004366A1 (en) * | 1968-03-21 | 1969-11-21 | Messer Griesheim Gmbh | Rectification process for gas mixtures |
| FR2413347A1 (fr) * | 1977-12-27 | 1979-07-27 | Chiyoda Chem Eng Construct Co | Procede pour economiser de l'energie au cours de la separation, par distillation, d'un melange a plusieurs constituants hydrocarbones |
-
1980
- 1980-02-08 FR FR8002802A patent/FR2475414A1/fr active Granted
-
1981
- 1981-02-02 EP EP81400151A patent/EP0034089B1/fr not_active Expired
- 1981-02-02 DE DE8181400151T patent/DE3163437D1/de not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH246249A (fr) * | 1943-10-13 | 1946-12-31 | Solvay | procédé.pour l'obtention de substances chimiques par réaction chimique et distillation, comportant l'intervention ou la production incidente de matières corrosives au cours de cette réaction et dispositif pour la mise en oeuvre de ce |
| FR2004366A1 (en) * | 1968-03-21 | 1969-11-21 | Messer Griesheim Gmbh | Rectification process for gas mixtures |
| FR2413347A1 (fr) * | 1977-12-27 | 1979-07-27 | Chiyoda Chem Eng Construct Co | Procede pour economiser de l'energie au cours de la separation, par distillation, d'un melange a plusieurs constituants hydrocarbones |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3163437D1 (en) | 1984-06-14 |
| FR2475414B1 (OSRAM) | 1984-12-28 |
| EP0034089B1 (fr) | 1984-05-09 |
| EP0034089A1 (fr) | 1981-08-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CL | Concession to grant licences | ||
| TP | Transmission of property | ||
| TP | Transmission of property |