Heat exchanger and pollutant removal system
High capacity sulfur oxide-acceptors and their preparation
High surface area hydrated lime and method of removing SO.sub.2
High-performance flue-gas desulfurization process
Horizontal cross-flow scrubber for sulfur oxide removal
Horizontal wet scrubbing apparatus and method for removing sulfu
Hybrid wet and dry electrostatic precipitator ammonia scrubber
Hydrolysis of carbon oxysulfide with morpholines and piperazines