F01N2570/20 - CPC Classification Index

ClassID:

138207 ⎘

F01N2570/20 - CPC Classification

Classification description:

Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds Formaldehyde

Recent Application in this class:

20200230584

ALDEHYDE DECOMPOSITION CATALYST, EXHAUST GAS TREATMENT APPARATUS, AND EXHAUST GAS TREATMENT METHOD

20180238216

Apparatus and method for desulfation of a catalyst used in a lean burn methane source fueled combustion system