Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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SY/T 6566-2003 Hydraulic fracturing safety technique specification 135.0 via email in 1~3 business day abolished
SY/T 6690-2008 Specification for well control technology of downhole operation 465.0 via email in 1~5 business day superseded
SY/T 6675-2007 The calibration methodology of the down hole flow meter gauge 135.0 via email in 1~3 business day valid
SY/T 5352-2007 Releasing drillable packers bridge plugs and setting tools 255.0 via email in 1~3 business day valid
SY/T 5834-2007 Performance specifications and measuring methods of low-solid killing fluid 165.0 via email in 1~3 business day superseded
SY/T 5733-1995 90.0 via email in 1~3 business day abolished
SY/T 5825-2007 Procedures of temperature test by a electronic down-hole thermometer 135.0 via email in 1~3 business day superseded
SY/T 5329-1994 405.0 via email in 1~5 business day abolished
SY/T 5108-2006 Specification and test procedure for proppants used in hydraulic fracturing 140.0 via email in 1 business day superseded
SY/T 6740-2008 The calibration method of caliper 150.0 via email in 1~3 business day valid
SY/T 6694-2007 Lifting technology designs for hydraulic piston pumps & jet pumps 360.0 via email in 1~3 business day valid
SY/T 5184-2006 Recommended Practices for Testing Sand Used in Gravel Packing Operations 180.0 via email in 1~3 business day superseded
SY/T 6743-2008 The caliration method of gamma-ray tool 210.0 via email in 1~3 business day valid
SY/T 5753-1995 Indoor evaluation of surfactant for measures taken for oil-well enhancement and water-well stimulation 120.0 via email in 1~3 business day abolished
SY/T 5587.4-2004 Codes for conventional workover job -- Part 4: Finding and sealing of casing leak for cased wells 135.0 via email in 1~3 business day valid
SY/T 5590-2004 Evaluation method for profile control agents properties 165.0 via email in 1~3 business day valid
SY/T 6261-1996 135.0 via email in 1~3 business day abolished
SY/T 5627-2008 Steel ball deliver 120.0 via email in 1~3 business day to be abolished
SY/T 5674-1993 Method for compiling well history of prodution well and water injection well 360.0 via email in 1~3 business day valid
SY/T 5797-1993 Performance assessment method for oil-in-water emulsion breaker 90.0 via email in 1~3 business day valid
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