Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
A62D 3/33

by chemical fixing the harmful substance, e.g. by chelation or complexation

Introduced: January 2007

Title

Titles differ between systems:

IPC: by chemically fixing the harmful substance, e.g. by chelation or complexation

CPC: by chemical fixing the harmful substance, e.g. by chelation or complexation

Full Title

Full titles differ between systems:

IPC:

Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances > by reacting with chemical agents > by chemically fixing the harmful substance, e.g. by chelation or complexation

CPC:

Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances (consuming noxious gases by combustion F23G7/06) > by reacting with chemical agents > by chemical fixing the harmful substance, e.g. by chelation or complexation

No child classifications to compare. This is a leaf node in both IPC and CPC.