ISO 561:1989 Preview

Coal preparation plant -- Graphical symbols

The symbols have been selected in accordance with the following principles: a) the plants should be widely used; b) the symbols should be easy to draw and readily be distinguishable one from another; c) the principle and not the appearance of any particular type of machine should be represented, d) where a single symbol represents a group of items for which separate symbols are s-tandardized nationally, the ISO symbol should be readily distinguishable from any one of the national symbols.


General information

  • Current status : Published
    Publication date : 1989-11
  • Edition : 2
    Number of pages : 13
  • :
    ISO/TC 27/SC 1
    Coal preparation: Terminology and performance
  • 73.120
    Equipment for processing of minerals
    01.080.30
    Graphical symbols for use on mechanical engineering and construction drawings, diagrams, plans, maps and in relevant technical product documentation

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