All Services Engineering & Architecture process engineer Share This Copy Link Directly Copy $50/hr · Starting at $50 process development using molecular distillation, chemical process simulation using aspen plus, hysys, Design and operation of chemical unit operations. Mass and energy balance for the end to end proc Skills & Expertise Aspen HYSYSDesignEnergy SimulationPetrochemicalProcess Design 0 Reviews This Freelancer has not received any feedback.