C01B25/305 - CPC Classification Index

ClassID:

84847 ⎘

C01B25/305 - CPC Classification

Classification description:

Phosphorus; Compounds thereof; Oxyacids of phosphorus; Salts thereof; Phosphates; Alkali metal phosphates Preparation from phosphorus-containing compounds by alkaline treatment

Sub-classes:

C01B25/306 » {from phosphates} 25

Recent Application in this class:

20140030379

2014-01-30

MODIFIED DISODIUM PYROPHOSPHATE

20130146476

2013-06-13

Method of extracting lithium with high purity from lithium bearing solution by electrolysis

20110206580

2011-08-25

Rare earth recovery from fluorescent material and associated method