This standard specifies the graphical symbols and text codes for air separation equipment flow diagrams. This standard is suitable for drawing flow charts, system diagrams and writing technical documents of air separation equipment. It can be used as a reference for drawing flow charts of other gas separation, liquefaction and extraction equipment and writing technical documents.
JB/T 7672-1995 history
2010JB/T 7672-2010 Flow chart of air separation plant.Graphical symbols and letter codes
1995JB/T 7672-1995 Graphic symbols and text codes of air separation equipment flow chart