79099450
Mar 4, 2011
Apr 3, 2012
Inorganic catalysts; catalysts for oxidation reactions; catalysts for oxidizing carbon monoxide gas to carbon dioxide; catalysts comprising gold; catalysts for use in the control of carbon monoxide; catalysts for use in air purification; biochemical and chemical substances for the purification of gases
ChemicalsAir purification machines, apparatus and installations; gas purification machines, apparatus and installations; filter cartridges for air purification units; cartridges containing catalyst for air purification units; air purification machines and apparatus containing a catalyst
Environmental Control Apparatus