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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| SY/T 7474-2020 |
Design specification for air nitrogen station in oil and gas fields {译} 油气田空氮站设计规范 |
China Oil & Gas Industry
Standards Specification design nitrogen |
 English PDF |
| SH/T 3106-2009 |
Specification for design of nitrogen and oxygen system in petrochemical industry 石油化工企业氮氧系统设计技术规范 |
China Petrochemical Industry
Standards Specification design nitrogen |
English PDF |
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