Published January 20, 1977
| Version v1
Patent
Open
Procedure for purifying a filter column
Description
The amounts of contaminated activated carbon found in the filters of nuclear power stations may be easily disposed of by burning the activated carbon in the filter column. The combustion temperature may be controlled by dosed admission of air or nitrogen. The C0 and C02 thus produced are discharged into the high atmosphere by means of a waste stack, and only the solid residues (about 1/100 of the initial amount) are brought to final storage. The plant and its operation are described. (UWI)
Availability note (English)
MF available from INIS under the Report Number; Also available from Dt. Patentamt, Muenchen (FRG).Abstract (German)
Die in den Filteranlagen von Kernkraftwerken anfallenden Mengen an kontaminierter Aktivkohle lassen sich leicht entfernen, wenn man die Aktivkohle in der Filterkolonne verbrennt. Die Verbrennungstemperatur laesst sich durch dosierte Zufuehrung von Luft und Stickstoff regeln (max. 6000C). Das entstehende C0 und C02 wird ueber einen Abzugskamin in die hohe Atmosphaere abgelassen, nur die festen Rueckstaende (ca. 1/100 der Ausgangsmenge) werden einer Endlagerung zugefuehrt. Die Anlage und ihr Betrieb sind beschrieben. (UWI)Files
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Additional details
Additional titles
- Original title (German)
- Verfahren zur Reinigung einer Filterkolonne
Publishing Information
- Imprint Pagination
- 3 p.
- IPC:
- Int. Cl. G21F 9/32.
- IPC
- Int. Cl. G21F 9/32.
- Patent number
- DE patent document 2513427/B/
INIS
- Country of Publication
- Germany
- Country of Input or Organization
- Germany
- INIS RN
- 9352395
- Subject category
- S42: ENGINEERING; S38: RADIATION CHEMISTRY, RADIOCHEMISTRY AND NUCLEAR CHEMISTRY; S61: RADIATION PROTECTION AND DOSIMETRY;
- Descriptors DEI
- ACTIVATED CARBON; CARBON OXIDES; COMBUSTION; DECONTAMINATION; EXTRACTION COLUMNS; FILTERS; PURIFICATION; RADIATION PROTECTION; RADIOACTIVE WASTE PROCESSING; RADIOACTIVE WASTES
- Descriptors DEC
- ADSORBENTS; CARBON; CARBON COMPOUNDS; CHALCOGENIDES; CHEMICAL REACTIONS; CLEANING; ELEMENTS; EXTRACTION APPARATUSES; MANAGEMENT; NONMETALS; OXIDATION; OXIDES; OXYGEN COMPOUNDS; RADIOACTIVE MATERIALS; WASTE MANAGEMENT; WASTE PROCESSING; WASTES
Optional Information
- Notes
- 1 fig.