Classification Information
catalysts; absorbents for use in the purification of vapors, gases, industrial oils, petro-chemicals and liquid hydro-carbons
Chemicalschemical purification of vapors, gases, industrial oils, petro-chemicals and liquid hydro-carbons in the presence of catalysts and/or absorbents; services relating to the industrial purification of gases, vapors, industrial oils, petro-chemicals and liquid hydro-carbons
Treatment of Materialstechnical consultation relating to the purification of gases, vapors, industrial oils, petro-chemicals and liquid hydro-carbons
Computer and Scientific