&ggr;-Al2O3 sorbent impregnated with alkali salt and CuO
Absorption of pollutant material from a polluted gas
Absorption of sulfur dioxide from gases by ferrous sulfate
Absorption of sulfur oxides from flue gas
Absorption of sulfur oxides from hot gases
Absorption system
Activation of coal
Addition of organophosphonates for size control of wet calcium-b
Addition of organophosphonates for size control of wet calcium-b
Adsorbent for removing sulfur compounds from fuel gases and...
Adsorbent regeneration and gas separation utilizing microwave he
Air pollution control process
Air pollution control system
Air pollution control system and method
Air pollution reduction
Alkanolaminium carboxylate solvents for selective SO.sub.2 absor
Ammonia double-alkali process for removing sulfur oxides from st
Ammonia for the desulfurization of sulfur containing gases
Ammonia-limestone scrubbing with by-product for use in agricultu
Ammonium carbonates as cold-end additives to a desulfurization p