Global Patent Index - EP 2537162 A1

EP 2537162 A1 20121226 - PROCESS FOR TREATMENT BEFORE CALCINATION OF AN AQUEOUS NITRIC SOLUTION COMPRISING AT LEAST A RADIONUCLIDE AND EVENTUALLY RUTHENIUM

Title (en)

PROCESS FOR TREATMENT BEFORE CALCINATION OF AN AQUEOUS NITRIC SOLUTION COMPRISING AT LEAST A RADIONUCLIDE AND EVENTUALLY RUTHENIUM

Title (de)

VERFAHREN ZUM BEHANDELN EINER WÄSSRIGEN NITRATLÖSUNG, DIE MINDESTENS EIN RADIONUKLID UND EVENTUELL RUTHENIUM ENTHÄLT BEVOR SIE CALCINIERT WIRD

Title (fr)

PROCEDE DE TRAITEMENT AVANT CALCINATION D'UNE SOLUTION AQUEUSE NITRIQUE COMPRENANT AU MOINS UN RADIONUCLEIDE ET EVENTUELLEMENT DU RUTHENIUM

Publication

EP 2537162 A1 20121226 (FR)

Application

EP 11703881 A 20110215

Priority

  • FR 1051132 A 20100217
  • EP 2011052245 W 20110215

Abstract (en)

[origin: WO2011101358A1] The invention relates to a method for the pre-calcining treatment of an aqueous nitric solution including at least one radionuclide and ruthenium including a step of adding, to the solution, a compound selected from among lignins and lignocelluloses, optionally in the form of salts, and mixtures of said compounds.

IPC 8 full level

G21F 9/04 (2006.01); G21F 9/08 (2006.01); G21F 9/14 (2006.01); G21F 9/30 (2006.01)

CPC (source: EP US)

G21F 9/04 (2013.01 - EP US); G21F 9/08 (2013.01 - EP US); G21F 9/14 (2013.01 - EP US); G21F 9/305 (2013.01 - EP US)

Citation (search report)

See references of WO 2011101358A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

FR 2956517 A1 20110819; FR 2956517 B1 20120309; CN 102763168 A 20121031; CN 102763168 B 20150722; EP 2537162 A1 20121226; EP 2537162 B1 20131211; JP 2013519890 A 20130530; JP 5820824 B2 20151124; US 2013023713 A1 20130124; US 9922741 B2 20180320; WO 2011101358 A1 20110825

DOCDB simple family (application)

FR 1051132 A 20100217; CN 201180009867 A 20110215; EP 11703881 A 20110215; EP 2011052245 W 20110215; JP 2012553294 A 20110215; US 201113574225 A 20110215