Air separation unit safe operation faq

In the air separation unit, the water cooling column is a hybrid heat exchange equipment which uses the crude nitrogen to reduce the temperature of th...

According to the dye composition of penetrant, it can be divided into fluorescent penetrant testing, dye penetrant testing and fluorescent dye penetra...

In the fractionating column, the separation of oxygen and nitrogen is realized through the process of two-stage distillation in the upper and lower co...