FR2683165A1 - Procede de nettoyage des evaporateurs d'effluents organiques. - Google Patents
Procede de nettoyage des evaporateurs d'effluents organiques. Download PDFInfo
- Publication number
- FR2683165A1 FR2683165A1 FR9113508A FR9113508A FR2683165A1 FR 2683165 A1 FR2683165 A1 FR 2683165A1 FR 9113508 A FR9113508 A FR 9113508A FR 9113508 A FR9113508 A FR 9113508A FR 2683165 A1 FR2683165 A1 FR 2683165A1
- Authority
- FR
- France
- Prior art keywords
- water
- sodium hydroxide
- evaporator
- solution
- process according
- 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 claims abstract description 22
- 238000004140 cleaning Methods 0.000 title claims abstract description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 69
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- JYFHYPJRHGVZDY-UHFFFAOYSA-N Dibutyl phosphate Chemical compound CCCCOP(O)(=O)OCCCC JYFHYPJRHGVZDY-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 9
- 239000000080 wetting agent Substances 0.000 claims abstract description 9
- BNMJSBUIDQYHIN-UHFFFAOYSA-N butyl dihydrogen phosphate Chemical compound CCCCOP(O)(O)=O BNMJSBUIDQYHIN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 5
- 239000007864 aqueous solution Substances 0.000 claims 1
- REOJLIXKJWXUGB-UHFFFAOYSA-N mofebutazone Chemical group O=C1C(CCCC)C(=O)NN1C1=CC=CC=C1 REOJLIXKJWXUGB-UHFFFAOYSA-N 0.000 claims 1
- 230000008030 elimination Effects 0.000 description 4
- 238000003379 elimination reaction Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000008237 rinsing water Substances 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005202 decontamination Methods 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 150000002736 metal compounds Chemical class 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910001867 inorganic solvent Inorganic materials 0.000 description 1
- 239000003049 inorganic solvent Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- -1 nitric acid Chemical class 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/001—Decontamination of contaminated objects, apparatus, clothes, food; Preventing contamination thereof
- G21F9/002—Decontamination of the surface of objects with chemical or electrochemical processes
- G21F9/004—Decontamination of the surface of objects with chemical or electrochemical processes of metallic surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Detergent Compositions (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9113508A FR2683165A1 (fr) | 1991-10-31 | 1991-10-31 | Procede de nettoyage des evaporateurs d'effluents organiques. |
| GB9222313A GB2260992B (en) | 1991-10-31 | 1992-10-23 | Process for cleaning the metal surface of an installation component used for the treatment of organic effluents |
| JP29053592A JP3231102B2 (ja) | 1991-10-31 | 1992-10-28 | 有機流出物処理に使用された構成装置における金属表面の洗浄方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9113508A FR2683165A1 (fr) | 1991-10-31 | 1991-10-31 | Procede de nettoyage des evaporateurs d'effluents organiques. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2683165A1 true FR2683165A1 (fr) | 1993-05-07 |
| FR2683165B1 FR2683165B1 (https=) | 1995-04-21 |
Family
ID=9418540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9113508A Granted FR2683165A1 (fr) | 1991-10-31 | 1991-10-31 | Procede de nettoyage des evaporateurs d'effluents organiques. |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3231102B2 (https=) |
| FR (1) | FR2683165A1 (https=) |
| GB (1) | GB2260992B (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5491282A (en) * | 1994-08-22 | 1996-02-13 | Sony Corporation | Apparatus and method for neutralizing a contaminated heating element |
| RU2190698C2 (ru) * | 2000-11-28 | 2002-10-10 | Московский государственный институт стали и сплавов (технологический университет) | Способ очистки металлических поверхностей от отложений |
| WO2011162272A1 (ja) * | 2010-06-24 | 2011-12-29 | 三井化学株式会社 | 化学装置の洗浄方法 |
| CN117259318B (zh) * | 2023-11-17 | 2024-02-23 | 中国核电工程有限公司 | 污溶剂处理方法、清洗循环方法、处理装置及系统 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2353340A1 (fr) * | 1976-06-04 | 1977-12-30 | Japan Atomic Energy Res Inst | Procede pour enlever du sodium metallique collant sur un equipement utilisant du sodium |
| US4292090A (en) * | 1980-05-15 | 1981-09-29 | Textron Inc. | Removal of titanium dioxide from a filter element |
| GB2092362A (en) * | 1981-01-23 | 1982-08-11 | Atomic Energy Authority Uk | Decontamination techniques |
| US4368274A (en) * | 1981-11-20 | 1983-01-11 | E. I. Du Pont De Nemours And Company | Method for removing aluminum from polyethylene teraphthalate (PET) bottle scrap |
| DE3635357A1 (de) * | 1986-10-17 | 1988-04-21 | Veit Wellhoener | Verfahren zur reinigung und keimreduzierung in der getraenkeindustrie |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1119625B (de) * | 1956-08-25 | 1961-12-14 | Sony Kabushiki Kaisha | Verfahren zum AEtzen der Oberflaeche eines Halbleiterkoerpers |
| FR1304775A (fr) * | 1960-11-17 | 1962-09-28 | Metal & Thermit Corp | Procédé pour nettoyer les anodes de plomb et composition pour sa mise en oeuvre |
| AT264959B (de) * | 1966-04-28 | 1968-09-25 | Ruthner Industrieplannungs Ag | Vorrichtung zur Behandlung von Bändern, Tafeln, Profilen oder Drähten mit Flüssigkeiten |
| NL133239C (https=) * | 1966-09-30 | |||
| US3669758A (en) * | 1968-03-20 | 1972-06-13 | Gen Electric | Process for removing contaminants from zirconium surfaces |
| GB1475307A (en) * | 1973-07-12 | 1977-06-01 | Burke P | Method and apparatus for the treatment of articles with fluids |
| US4037774A (en) * | 1975-09-12 | 1977-07-26 | Intreprinderea De Radiatoare Si Cabluri | Process for the soldering of the cooler assembly to automobile radiators |
| US4439241A (en) * | 1982-03-01 | 1984-03-27 | United Technologies Corporation | Cleaning process for internal passages of superalloy airfoils |
| AU591231B2 (en) * | 1986-02-18 | 1989-11-30 | Parker Chemical Company | Aluminum cleaning process |
-
1991
- 1991-10-31 FR FR9113508A patent/FR2683165A1/fr active Granted
-
1992
- 1992-10-23 GB GB9222313A patent/GB2260992B/en not_active Expired - Lifetime
- 1992-10-28 JP JP29053592A patent/JP3231102B2/ja not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2353340A1 (fr) * | 1976-06-04 | 1977-12-30 | Japan Atomic Energy Res Inst | Procede pour enlever du sodium metallique collant sur un equipement utilisant du sodium |
| US4292090A (en) * | 1980-05-15 | 1981-09-29 | Textron Inc. | Removal of titanium dioxide from a filter element |
| GB2092362A (en) * | 1981-01-23 | 1982-08-11 | Atomic Energy Authority Uk | Decontamination techniques |
| US4368274A (en) * | 1981-11-20 | 1983-01-11 | E. I. Du Pont De Nemours And Company | Method for removing aluminum from polyethylene teraphthalate (PET) bottle scrap |
| DE3635357A1 (de) * | 1986-10-17 | 1988-04-21 | Veit Wellhoener | Verfahren zur reinigung und keimreduzierung in der getraenkeindustrie |
Non-Patent Citations (1)
| Title |
|---|
| Fichier INIS, Serveur STN Numéro d'accès 11(8):518115 Counter measure against accumulation and decontamination of radioactivities in primary coolant circuits of light water reactors. (Yasunaka) * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2683165B1 (https=) | 1995-04-21 |
| GB2260992B (en) | 1995-06-28 |
| JPH05263280A (ja) | 1993-10-12 |
| JP3231102B2 (ja) | 2001-11-19 |
| GB2260992A (en) | 1993-05-05 |
| GB9222313D0 (en) | 1992-12-09 |
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