C22B60/0291 - CPC Classification Index

#1

20250179613

2025-06-05

PROCESSES AND METHODS FOR RECOVERING RARE EARTH ELEMENTS AND SCANDIUM FROM ACIDIC SOLUTIONS

#2

20240050924

2024-02-15

Environmentally Friendly Polymeric Sorbent Material for the Extraction and Determination of Rare Earth Elements, Thorium, and Uranium

#3

20240043963

2024-02-08

APPARATUS AND METHOD FOR METAL EXTRACTION

#4

20230115288

2023-04-13

PROCESSING FOR THE EXTRACTION OF RARE EARTH ELEMENTS

#5

20230089345

2023-03-23

METHOD FOR SELECTIVE SEPARATION OF THORIUM AND CERIUM FROM A SOLID CONCENTRATE COMPRISING SAME AND ONE OR MORE FURTHER RARE EARTH METALS AND ACIDIC RARE EARTH SOLUTION THEREOF

#6

20220403482

2022-12-22

DISSOLUTION PROCESS

#7

20210354993

2021-11-18

METHODS AND SYSTEMS FOR SEPARATION OF THORIUM FROM URANIUM AND THEIR DECAY PRODUCTS

#8

20210130929

2021-05-06

METHOD FOR SEPARATING URANIUM AND/OR THORIUM

#9

20210050126

2021-02-18

Method and apparatus for the production of high purity radionuclides

#10

20210009461

2021-01-14

Purification of quartz powders by removal of microparticles of refractory materials

#11

20200056265

2020-02-20

Method and system for processing rare earth concentrate ore

#12

20190144968

2019-05-16

Method for removing radioactive element thorium in rare earth mineral

#13

20180350480

2018-12-06

Method and apparatus for the production of high purity radionuclides

#14

20180320248

2018-11-08

SELECTIVE EXTRACTION OF CERIUM FROM OTHER METALS

#15

20180265948

2018-09-20

Rare earth element extraction from coal

#16

20180051381

2018-02-22

Method of recovering nuclear fuel material

#17

20170267540

2017-09-21

Use of amino-containing neutral phosphine extractant in extraction and separation of thorium and process of using same

#18

20170260606

2017-09-14

Processing for the extraction of rare earth elements

#19

20170198373

2017-07-13

Method for recovering thorium and rare earth elements from rare earth waste residues

#20

20160298211

2016-10-13

DRY CHLORINATION PROCESS TO PRODUCE ANHYDROUS RARE EARTH CHLORIDES

#21

20160225472

2016-08-04

POLYMERIC CHELATORS FOR METAL ION EXTRACTION AND SEPARATION

#22

20160222532

2016-08-04

Purification of coal and fly ash by ionic liquids

#23

20160002751

2016-01-07

SELECTIVE EXTRACTION OF CERIUM FROM OTHER METALS

#24

20150354026

2015-12-10

Extraction of metals from metallic compounds

#25

20150307958

2015-10-29

Monazite ballast separation and recovery method

#26

20140341790

2014-11-20

EXTRACTION OF METALS FROM METALLIC COMPOUNDS

#27

20140170039

2014-06-19

Process of separating and purifying thorium

#28

20090202405

2009-08-13

Chemical beneficiation of raw material containing tantalum-niobium

#29

20090020476

2009-01-22

Automated simultaneous separation system for radionuclides in multiple samples and a method for automatically separating uranium (U) using the same

#30

20060057038

2006-03-16

System for recovery of daughter isotopes from a source material

#31

20050247633

2005-11-10

Treatment process for removing radioactive thorium from solvent extraction liquid effluent

#32

17201729

2024-09-10

Method embodiments for extracting elements from coal combustion products