Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
A62D 3/02

by biological methods, i.e. processes using enzymes or microorganisms

Full Title

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 biological methods, i.e. processes using enzymes or microorganisms