2017SH/T 3066-2017 Design specification for frame of reactor and regenerator in petrochemical industry
2006SH/T 3066-2005 Design specification for frame of reactor and regenerator in pertrochemical industry
1970SH 3066-1995 Code for frame deign of reactor and regenerator in petrochemical enterprises
SH 3066-1995 Code for frame deign of reactor and regenerator in petrochemical enterprises was changed to SH/T 3066-2005 Design specification for frame of reactor and regenerator in pertrochemical industry.