Keiji Noda

Heater and catalytic converter

Adsorbing material and catalyst converter for decontaminating exhaust gas from automobile

Apparatus for supplying raw materials at constant amounts

Raw material fixed volume supply device

Adsorbent for purification of automobile exhaust gas and method of controlling emission of unburnt hydrocarbons from internal combustion engine

Honeycomb heater having large hydraulic diameter orifices to narrow current flow

Rechauffage et convertisseur catalytique

Adsorbent for purification of automobile exhaust and control procedure of emission of unburned hydrocarbons from internal combustion engine.

Heizgerät und Katalysatoreinrichtung. Heater and catalyst device.

Heizgerät und Katalysatoreinrichtung. Heater and catalytic converter device.