Chemitherm plants & systems pvt. Ltd. Are engaged in designing, engineering, manufacturing & erecting process equipments like agitators, mixers, heat exchangers, reactors & vessels. It is an iso 9001 - 2000 certified knowledge driven company. Chemitherm is a member of the heat transfer research inc. [htri], usa & process plant & machinery association of india. The bottom entry crystallization agitator includes a mechanical seal for maleic anhydride plant. It has a extra lowshear deflector type impeller for gentle circulation of slurry.