Classification Information
Gas recycling system comprised primarily of one or more of the following pieces of equipment, namely, pressure swing adsorption equipment, temperature swing adsorption equipment, perm selective membrane equipment, solvent extraction equipment, pervaporation equipment or solid adsorption equipment, for the recovery, purification and return of gases in industrial applications; Hydrogen-generation equipment and components, namely, hydrogen generators, hydrogen purifiers, hydrogen purification membranes, fuel processors, and steam reformers
Environmental Control Apparatus