Photocatalyst, process for producing the photocatalyst, and phot
Photocatalytic process using hydrophilifiable material
Photocatalytic system
Pillared interlayered clay catalysts for the selective reduction
Pillared trioctahedral micas and/or vermiculites
Plant and process for removing carbon dioxide from gas streams
Plasma oxidation of an exhaust gas stream from chlorinating tita
Plasma-assisted NO x reduction
Plasma-assisted NO x reduction
Platinum gold catalyst for removing NO.sub.x and NH.sub.3 from g
Platinum group metal promoted copper oxidation catalysts and...
Plural absorption stages for hydrogen purification
Point-of-use exhaust by-product reactor
Pollutant removal from air in closed spaces
Polluted air effluent incinerating method
Pollution control systems using urea and ammonia for the...
Polyazacycloalkanes, tri-, tetra- or penta-azamacrocyclic...
Polyfunctional catalysts and method of use
Polymerization catalyst enhanced hydrocarbon trapping process
Polyolefin composition and use of same in alkaline solutions