由全国气体分离与液化设备标委会组织开封空分集团有限公司、杭氧股份等有关单位制订的《往复活塞氧气压缩机网状阀技术条件》等四项标准现已完成征求意见稿,今向各单位和专家征求意见,请于9月20日前将意见或疑义以表格形式(标准文稿及表格见以下网址)电子邮件或传真发至全国气体分离与液化设备标委会秘书处。文件下载网址:http://www.hangyang.com/PDF/全国气体分离与液化设备标委会四项标准征求意见20110815.pdf By the National Gas Separation and liquefaction equipment standardization committee Kaifeng Air Separation Group Co., Ltd., Hang Oxygen shares and other relevant units to develop “reciprocating piston oxygen compressor mesh valve technical conditions” and other four criteria has been completed draft, today For comments and suggestions from all units and experts, please send the opinions or doubts to the Secretariat of the National Gas Separation and liquefaction Equipment Committee by e-mail or fax before September 20 in the form of a form (standard manuscript and form below). File Download URL: http://www.hangyang.com/PDF/ National Gas Separation and Liquefaction Plant Standard Committee for four comments 20110815.pdf