... depressurization. Moreover, adsorbent can be recycled. For Metallurgy Industries For anneal protection, agglomeration protection, nitrogenizing, ... nitrogen package of fruits, vegetables, flowers, tea leaves and puffed food, custard pie, milk bread ... , biological technology, intermediate, etc. 4.)Electronic industry: For encapsulation, agglomeration, anneal, deoxidization, storage of electronic products ...