VK Arora

integrated chilling ammonia plant upgrade ammonia plants vkarora vk arora reformer revamp ammonia plant revamp reforming capacity co2 removal system single stage integrated chilling revamp furnace performance heater performance furnace adiabatic flame temperature thermal efficiency air preheater fired heater ammonia plant revamps hot potassium carbonate mdea benfield amdea revamp co2 removal co2 removal ammonia economics low cost ammonia production kinetics process improvements methanol plants ethylene plants pdh vk arora kpi offgas ammonia