Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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SY/T 0531-2012 Determination of particle size of suspended solid in oilfield injecting wate. Resistance induction method 120.0 via email in 1~3 business day valid
SY/T 6466-2000 Evaluation procedure for high temperature property of set oil well cement 180.0 via email in 1~3 business day superseded
SY/T 6449-2000 Calibration of detecting tool and evaluating method for cementing quality 195.0 via email in 1~3 business day valid
SY/T 5547-2012 Operation maintenance and management for positive displacement mud motor 180.0 via email in 1~3 business day valid
SY/T 6213-1996 Technical conditions for fluoroboric acid for acidification 90.0 via email in 1~3 business day abolished
SY/T 5350-2009 Evaluation procedure for foaming agents used in drilling fluids 60.0 via email in 1~3 business day valid
SY/T 5625-2008 Hydrostatic packer 210.0 via email in 1~3 business day valid
SY/T 6171-1995 375.0 via email in 1~5 business day abolished
SY/T 6420-1999 Technical specification for design of energy conservation for oil field surface engineering 255.0 via email in 1~3 business day abolished
SY/T 6240-2008 Chemical analysis method of barite 540.0 via email in 1~5 business day abolished
SY/T 5340-2000 Gravel paching method for sand control in cased hole 860.0 via email in 1~5 business day abolished
SY/T 5587.11-2004 Codes for conventional workover job -- Part 11: Milling operation of packer and bridge plug 120.0 via email in 1~3 business day abolished
GB/T 14090.2-1993 Terminology for offshore oil and gas development engineering-Platform 240.0 via email in 1~3 business day abolished
SY/T 5125-1996 Transmission light-fluorescence kerogen maceral group identification and type division 420.0 via email in 1~3 business day superseded
SY/T 6681-2007 Form for hardcopy presentation of acquisitionning log data 570.0 via email in 1~5 business day valid
SY/T 5745-2008 Major terms of oil & gas production engineering 1500.0 via email in 1~3 business day valid
SY/T 5733-1995 90.0 via email in 1~3 business day abolished
SY/T 5594-1993 120.0 via email in 1~3 business day superseded
DB43/T 1151-2016 via email in business day valid
SY/T 5373-2009 Diagram and symbol for down hole drilling tools and operation 420.0 via email in 1~3 business day valid
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