ClassID:

200457

G21F9/125 - CPC Classification

Classification description:

Treating radioactively contaminated material; Decontamination arrangements therefor; Treating liquids; Processing by absorption; by adsorption; by ion-exchange by solvent extraction

Recent Application in this class:
#1
20240410034
2024-12-12

CYCLIC AMINE MONOAMIDES FOR EXTRACTING URANIUM(VI) AND PLUTONIUM(IV) AND FOR SEPARATING THEM WITHOUT REDUCING PLUTONIUM(IV)

#2
20240304351
2024-09-12

SEPARATION OF METAL IONS BY LIQUID-LIQUID EXTRACTION

#3
20240079157
2024-03-07

METHOD FOR STRIPPING URANIUM(VI) AND AN ACTINIDE(IV) FROM AN ORGANIC SOLUTION BY OXALIC PRECIPITATION

#4
20190287691
2019-09-19

Separation of metal ions by liquid-liquid extraction

#5
20180286527
2018-10-04

Use of hydroxyiminoalkanoic acids as anti-nitrous agents in operations of reductive stripping of plutonium

#6
20180066337
2018-03-08

Method for isolating americium from liquid radioactive waste and for separating americium from rare earth elements

#7
20180010208
2018-01-11

Removal of radionuclides from mixtures

#8
20170162286
2017-06-08

System for decontaminating soil and the like

#9
20160293283
2016-10-06

Isotope-specific separation and vitrification

#10
20160289794
2016-10-06

Treatment method for solution containing metal ions using cation adsorbent

#11
20160225471
2016-08-04

FUNCTIONAL CONDUCTING POLYMERS FOR REDOX MEDIATED SEPARATIONS OF F-ELEMENTS

#12
20150380117
2015-12-31

Concentrate treatment system

#13
20150133688
2015-05-14

Bifunctional compounds useful as ligands of uranium (VI), methods of synthesising same and uses thereof

#14
20150110560
2015-04-23

Method for the radioactive decontamination of soil by dispersed air flotation foam and said foam

#15
20150011816
2015-01-08

Solidification method of radioactive waste

#16
20140378734
2014-12-25

Radioactive organic waste treatment method

#17
20140158627
2014-06-12

Cation adsorbent for solution treatment

#18
20140072485
2014-03-13

Methods for separating medical isotopes using ionic liquids

#19
20140048489
2014-02-20

Ion-exchange fibers and method for producing and using same

#20
20130319178
2013-12-05

Process for separating at least one platinoid element from an acidic aqueous solution comprising, besides this platinoid element, one or more other chemical elements

#21
20130259777
2013-10-03

Tributyl phosphate-nitrate solvent extraction process for producing high purity nuclear grade rare earth metal oxides

#22
20130259776
2013-10-03

Process for separating americium from other metallic elements present in an acidic aqueous or organic phase

#23
20120305458
2012-12-06

High radioactivity filter

#24
20120300891
2012-11-29

Methods of separating medical isotopes from uranium solutions

#25
20120172626
2012-07-05

Dialkyldiaza-tetraalkyloctane diamide derivatives useful for the separation of trivalent actinides from lanthanides and process for the preparation thereof

#26
20120160061
2012-06-28

Increase in the separation factor between americium and curium and/or between lanthanides in a liquid-liquid extraction operation

#27
20120152059
2012-06-21

Method for selectively recovering americium from a nitric aqueous phase

#28
20120145638
2012-06-14

METHOD AND COMPOSITION OF A SUPERTETRAHEDRAL CATIONIC FRAMEWORK FOR ION EXCHANGE

#29
20120103900
2012-05-03

Supported liquid inorganic membranes for nuclear waste separation

#30
20120101324
2012-04-26

Destruction of mixed radioactive waste by catalyzed chemical oxidation

#31
20110226694
2011-09-22

METHODS OF REDUCING RADIOTOXICITY IN AQUEOUS ACIDIC SOLUTIONS AND A REACTION SYSTEM FOR SAME

#32
20110224472
2011-09-15

Isotope-specific separation and vitrification using ion-specific media

#33
20100316543
2010-12-16

Method for separating and recycling uranium and fluorine form solution

#34
20100094042
2010-04-15

Method for forming an extraction agent for the separation of actinides from lanthanides

#35
20090202405
2009-08-13

Chemical beneficiation of raw material containing tantalum-niobium

#36
20090068075
2009-03-12

Sodium salt recycling process for use in wet reprocessing process of spent nuclear fuel

#37
20090056742
2009-03-05

Process for decontaminating an organic solid substrate contaminated by solid radioactive particulate inorganic contaminants, using dense pressurized CO

#38
20080161629
2008-07-03

Radioactive waste processing

#39
20070163957
2007-07-19

Multivalent metal ion extraction using diglycolamide-coated particles

#40
20070131618
2007-06-14

MULTIVALENT METAL ION EXTRACTION USING DIGLYCOLAMIDE-COATED PARTICLES

#41
20070009410
2007-01-11

Method for separating trivalent americium from trivalent curium

#42
20060016689
2006-01-26

Mediated electrochemical oxidation for decontamination

#43
20050247633
2005-11-10

Treatment process for removing radioactive thorium from solvent extraction liquid effluent