Global Patent Index - EP 1070266 A1

EP 1070266 A1 2001-01-24 - METHOD FOR MEASURING TRITIUM ACTIVITY IN A RADIOACTIVE WASTE DRUM

Title (en)

METHOD FOR MEASURING TRITIUM ACTIVITY IN A RADIOACTIVE WASTE DRUM

Title (de)

VERFAHREN ZUR MESSUNG DER TRITIUM-ACTIVÄT AUF EINEM RADIOAKTIVE ABFALLBEHÄLTER

Title (fr)

PROCEDE DE MESURE DE L'ACTIVITE TRITIUM D'UN FUT DE DECHETS RADIOACTIFS

Publication

EP 1070266 A1 (FR)

Application

EP 99911877 A

Priority

  • FR 9900785 W
  • FR 9804302 A

Abstract (en)

[origin: FR2777090A1] The invention concerns a method for measuring the tritium activity in a radioactive waste drum (1) containing an amount of radioactive waste (2) and a free volume, which consists in measuring the amount of <3>He produced by the disintegrating tritium contained in said radioactive waste during a predetermined time interval and in deducing therefrom the corresponding activity of tritium contained in said radioactive waste (2).

IPC 1-7 (main, further and additional classification)

G01T 1/167

IPC 8 full level (invention and additional information)

G01T 1/167 (2006.01); G21F 9/02 (2006.01)

CPC (invention and additional information)

G21F 9/02 (2013.01)

Citation (search report)

See references of WO 9951997A1

Designated contracting state (EPC)

BE DE GB IT SE

EPO simple patent family

FR 2777090 A1 19991008; FR 2777090 B1 20000505; CA 2324890 A1 19991014; CA 2324890 C 20061205; DE 69909074 D1 20030731; DE 69909074 T2 20040506; EP 1070266 A1 20010124; EP 1070266 B1 20030625; JP 2002510800 A 20020409; RU 2225016 C2 20040227; US 6731714 B1 20040504; WO 9951997 A1 19991014

INPADOC legal status


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- Effective date: 20090406

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2004-06-16 [26N] NO OPPOSITION FILED

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- Effective date: 20031029

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2003-07-31 [REF] CORRESPONDS TO:

- Document: DE 69909074 P 20030731

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