International Standard
ISO 561:1989
Coal preparation plant — Graphical symbols
Reference number
ISO 561:1989
Edition 2
1989-12
International Standard
Read sample
ISO 561:1989
4651
Published (Edition 2, 1989)
This standard was last reviewed and confirmed in 2023. Therefore this version remains current.

ISO 561:1989

ISO 561:1989
4651
Language
Format
CHF 96
Convert Swiss francs (CHF) to your currency

Abstract

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

  •  : Published
     : 1989-12
     : 1992-07
     : 1992-07
    : International Standard confirmed [90.93]
  •  : 2
     : 13
  • ISO/TC 27/SC 1
    73.120  01.080.30 
  • RSS updates

Life cycle

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