ZA775296B - Process for the physico-chemical cleaning of the inner walls of a reactor - Google Patents
Process for the physico-chemical cleaning of the inner walls of a reactorInfo
- Publication number
- ZA775296B ZA775296B ZA00775296A ZA775296A ZA775296B ZA 775296 B ZA775296 B ZA 775296B ZA 00775296 A ZA00775296 A ZA 00775296A ZA 775296 A ZA775296 A ZA 775296A ZA 775296 B ZA775296 B ZA 775296B
- Authority
- ZA
- South Africa
- Prior art keywords
- physico
- reactor
- inner walls
- chemical cleaning
- cleaning
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
-
- 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
- B01J19/0053—Details of the reactor
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/16—Halides of ammonium
- C01C1/162—Ammonium fluoride
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
- C01G43/04—Halides of uranium
- C01G43/06—Fluorides
- C01G43/063—Hexafluoride (UF6)
- C01G43/066—Preparation
-
- 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
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7626954A FR2391782A1 (fr) | 1976-09-02 | 1976-09-02 | Procede de nettoyage des parois internes d'un reacteur chimique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA775296B true ZA775296B (en) | 1978-10-25 |
Family
ID=9177462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00775296A ZA775296B (en) | 1976-09-02 | 1977-09-01 | Process for the physico-chemical cleaning of the inner walls of a reactor |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4518569A (pt) |
| JP (1) | JPS5330481A (pt) |
| AU (1) | AU2842977A (pt) |
| BE (1) | BE858263A (pt) |
| BR (1) | BR7705892A (pt) |
| CA (1) | CA1113692A (pt) |
| DD (1) | DD131348A5 (pt) |
| DE (1) | DE2739262A1 (pt) |
| DK (1) | DK389677A (pt) |
| ES (1) | ES461934A1 (pt) |
| FR (1) | FR2391782A1 (pt) |
| GR (1) | GR58262B (pt) |
| IT (1) | IT1086143B (pt) |
| LU (1) | LU78054A1 (pt) |
| NL (1) | NL7709567A (pt) |
| OA (1) | OA05755A (pt) |
| PT (1) | PT66977B (pt) |
| SE (1) | SE7709695L (pt) |
| SU (1) | SU1048993A3 (pt) |
| ZA (1) | ZA775296B (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2101650C1 (ru) * | 1996-03-18 | 1998-01-10 | Государственный научный центр РФ "Физико-энергетический институт" | Способ очистки внутренней поверхности стального циркуляционного контура с жидкометаллическим теплоносителем на основе свинца |
| FR2788760B1 (fr) * | 1999-01-27 | 2001-03-23 | Cogema | Systeme de transfert de chaleur pour reacteur de conversion d'uf6 en oxyde d'uranium |
| US9382129B2 (en) * | 2013-02-26 | 2016-07-05 | Transport Logistics International, Inc. | Uranium recovery from UF6 cylinders |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3825650A (en) * | 1954-06-18 | 1974-07-23 | Atomic Energy Commission | Decontaminating uranium by reaction with cif3 and hf and volatizing the uf6 product |
| BE562991A (pt) * | 1956-05-10 | 1900-01-01 | ||
| US3010784A (en) * | 1957-09-30 | 1961-11-28 | Hercules Powder Co Ltd | Process for making uranium hexafluoride |
| US3697235A (en) * | 1960-03-31 | 1972-10-10 | Atomic Energy Commission | Method of purifying uranium hexafluoride by reduction to lower uranium fluorides |
| FR1267178A (fr) * | 1960-04-20 | 1961-07-21 | Commissariat Energie Atomique | Perfectionnements apportés aux procédés et appareils du genre de ceux pour l'obtention du fluorure d'uranium |
| US3236688A (en) * | 1962-09-27 | 1966-02-22 | Goodrich Gulf Chem Inc | Process for cleaning chemical processing equipment |
| BE729289A (pt) * | 1968-03-09 | 1969-08-18 | ||
| DE2016302A1 (de) * | 1970-04-06 | 1971-11-04 | Chemiebau Dr A Zieren GmbH & Co KG, 5000 Köln | Verfahren und Vorrichtung zum Ab scheiden von Phthalsäureanhydrid |
| DE2005628A1 (pt) * | 1970-02-07 | 1970-10-29 | ||
| ZA73474B (en) * | 1972-02-02 | 1974-02-27 | Atomic Energy Of Australia | A process for the production of uranium hexafluorid |
| JPS515236A (en) * | 1974-07-04 | 1976-01-16 | Toray Industries | Sukeeruno jokyohoho |
| US4003980A (en) * | 1975-05-21 | 1977-01-18 | Exxon Nuclear Company, Inc. | Uranium dioxide preparation |
| US4031029A (en) * | 1975-07-02 | 1977-06-21 | General Electric Company | Process for producing uranium oxide rich compositions from uranium hexafluoride using fluid injection into the reaction zone |
| FR2365187A1 (fr) * | 1976-09-20 | 1978-04-14 | Commissariat Energie Atomique | Procede de retraitement par voie seche de combustibles nucleaires irradies et dispositif de transformation de solides en gaz a haute temperature |
| US4119559A (en) * | 1976-12-21 | 1978-10-10 | Exxon Research & Engineering Co. | UO2 F2 inclusion compositions |
| NL8000087A (nl) * | 1979-01-24 | 1980-07-28 | Maschf Augsburg Nuernberg Ag | Werkwijze voor het verwijderen van vasthechtende res- pectievelijk stofvormige afzettingen in inrichtingen voor het behandelen van uraniumhexafluoride. |
-
1976
- 1976-09-02 FR FR7626954A patent/FR2391782A1/fr active Granted
-
1977
- 1977-08-29 GR GR54259A patent/GR58262B/el unknown
- 1977-08-29 ES ES461934A patent/ES461934A1/es not_active Expired
- 1977-08-29 OA OA56268A patent/OA05755A/xx unknown
- 1977-08-29 SE SE7709695A patent/SE7709695L/xx unknown
- 1977-08-29 SU SU772521655A patent/SU1048993A3/ru active
- 1977-08-30 IT IT27071/77A patent/IT1086143B/it active
- 1977-08-30 DD DD7700200809A patent/DD131348A5/xx unknown
- 1977-08-30 NL NL7709567A patent/NL7709567A/xx not_active Application Discontinuation
- 1977-08-31 JP JP10371177A patent/JPS5330481A/ja active Pending
- 1977-08-31 LU LU78054A patent/LU78054A1/xx unknown
- 1977-08-31 AU AU28429/77A patent/AU2842977A/en active Pending
- 1977-08-31 BE BE180558A patent/BE858263A/xx unknown
- 1977-08-31 PT PT66977A patent/PT66977B/pt unknown
- 1977-08-31 DE DE19772739262 patent/DE2739262A1/de active Pending
- 1977-09-01 CA CA285,941A patent/CA1113692A/fr not_active Expired
- 1977-09-01 ZA ZA00775296A patent/ZA775296B/xx unknown
- 1977-09-01 DK DK389677A patent/DK389677A/da unknown
- 1977-09-07 BR BR7705892A patent/BR7705892A/pt unknown
-
1980
- 1980-03-18 US US06/131,095 patent/US4518569A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DD131348A5 (de) | 1978-06-21 |
| CA1113692A (fr) | 1981-12-08 |
| OA05755A (fr) | 1981-05-31 |
| SE7709695L (sv) | 1978-03-03 |
| ES461934A1 (es) | 1978-06-01 |
| LU78054A1 (pt) | 1978-04-27 |
| BE858263A (fr) | 1978-02-28 |
| SU1048993A3 (ru) | 1983-10-15 |
| NL7709567A (nl) | 1978-03-06 |
| PT66977A (pt) | 1977-09-01 |
| GR58262B (en) | 1977-09-15 |
| JPS5330481A (en) | 1978-03-22 |
| FR2391782A1 (fr) | 1978-12-22 |
| AU2842977A (en) | 1979-03-08 |
| US4518569A (en) | 1985-05-21 |
| PT66977B (pt) | 1979-02-13 |
| BR7705892A (pt) | 1978-11-21 |
| IT1086143B (it) | 1985-05-28 |
| DK389677A (da) | 1978-03-03 |
| FR2391782B1 (pt) | 1980-02-15 |
| DE2739262A1 (de) | 1978-03-09 |
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