DEAR air separation won the "double high enterprise"

Improvement of heat exchangers for liquid air separation unit Decline in heat transfer performance of heat exchangers for liquid air separation units Argon fraction control configuration for small air separation units Small air separation units heat exchanger mechanical factors Argon fraction control function block for large air separation units Compensation of internal parameters of argon fraction of small air separation units Headers for heat exchangers in liquid air separation plants Improvement of argon distillation system for small air separation units Air fraction distillation control systems in liquid air separation plants Measures of small air separation unit argon extraction rate