This standard specifies the basic safety requirements for hydrogen sulfide protection during shallow sea oil exploration and development operations. This standard applies to shallow sea oil operations.
SY 6504-2000 history
2017SY/T 6277-2017 Specifications for Personal Protection in Hydrogen Sulfide Environment
2011SY/T 6504-2010 The safety provisions for hydrogen sulfide environment in beach-shallow sea petroleum operations
2000SY 6504-2000 The safety provisions for hydrogen sulfide environment in shallow water petroleum operations
SY 6504-2000 The safety provisions for hydrogen sulfide environment in shallow water petroleum operations was changed to SY/T 6504-2010 The safety provisions for hydrogen sulfide environment in beach-shallow sea petroleum operations.