... Product Name: Nitrogen GeneratorA full installation requires air compressor, refrigeration dryer, filters, air tank, nitrogen generator and gas buffer tank ... . 2, Principle: When the process adopts lifting air, oxygen and nitrogen have different diffusion rate and ... , Coal-mine, Metallurgy, Pharmacy, SMT, Fire-resistance, lab, Air driving, and so on... 1. Metallurgy: For anneal protection, ...