C22B3/0008 - CPC Classification Index

ClassID:

119200 ⎘

C22B3/0008 - CPC Classification

Classification description:

Sub-classes:

C22B3/0009 » {using alcohols or phenols} 6
C22B3/001 » {using amines } 12
C22B3/0017 » {using oximes} 14
C22B3/0018 » {using ethers or epoxides} 2
C22B3/0021 » {using ketones or aldehydes} 3
C22B3/0022 » {using organic acids } 2
C22B3/0029 » {using cyanic acids or derivatives thereof } 1
C22B3/0031 » {using organic compounds containing sulfur atom(s), e.g. sulfonium } 3

Recent Application in this class:

20160312337

Recovery of rare earth elements by liquid-liquid extraction from fresh water to hypersaline solutions