Global Patent Index - EP 0803127 B1

EP 0803127 B1 19981223 - METHOD FOR REDUCING RADIOACTIVE WASTES, PARTICULARLY OILS AND SOLVENTS AND APPLICATION OF SAID METHOD TO THE TREATMENT OF AN ACTIVATED OIL

Title (en)

METHOD FOR REDUCING RADIOACTIVE WASTES, PARTICULARLY OILS AND SOLVENTS AND APPLICATION OF SAID METHOD TO THE TREATMENT OF AN ACTIVATED OIL

Title (de)

VERFAHREN ZUR REDUKTION VON RADIOAKTIVEN ABFÄLLEN WIE INSBESONDERE ÖLEN ODER LÖSUNGSMITTELN UND ANWENDUNG DIESES VERFAHRENS ZUR BEHANDLUNG EINES AKTIVIERTEN ÖLS

Title (fr)

PROCEDE DE REDUCTION DE DECHETS RADIOACTIFS, NOTAMMENT D'HUILES ET DE SOLVANTS ET APPLICATION DE CE PROCEDE AU TRAITEMENT D'UNE HUILE ACTIVEE

Publication

EP 0803127 B1 19981223 (FR)

Application

EP 95907032 A 19950112

Priority

FR 9500041 W 19950112

Abstract (en)

[origin: WO9621933A1] A method for reducing radioactive waste, particularly oils and solvents in nuclear power stations and military research centres, and a device therefor, are disclosed. The method essentially comprises feeding the waste into a tank (1) in which it is continuously stirred, preheating the waste, performing a chemical precipitation treatment, feeding the mixture into a centrifuge (2), performing an electrostatic or conventional filtration step, and testing the level of radioactivity. The treatment is continuously repeated until the desired level of decontamination is reached.

IPC 1-7

G21F 9/06; G21F 9/08

IPC 8 full level

G21F 9/06 (2006.01); G21F 9/08 (2006.01); G21F 9/10 (2006.01)

CPC (source: EP US)

G21F 9/10 (2013.01 - EP US)

Designated contracting state (EPC)

BE CH DE ES FR GB LI

DOCDB simple family (publication)

WO 9621933 A1 19960718; DE 69506916 D1 19990204; DE 69506916 T2 19990805; EP 0803127 A1 19971029; EP 0803127 B1 19981223; ES 2128711 T3 19990516; US 5875406 A 19990223

DOCDB simple family (application)

FR 9500041 W 19950112; DE 69506916 T 19950112; EP 95907032 A 19950112; ES 95907032 T 19950112; US 86087397 A 19970714