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ISO 561:1989-ed.2.0
Coal preparation plant — Graphical symbols
Automatically translated name:
Coal preparation plant -- Graphical symbols
STANDARD published on 30.11.1989
The information about the standard:
Designation standards: ISO 561:1989-ed.2.0
Publication date standards: 30.11.1989
SKU: NS-433073
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: International technical standard
Category: Technical standards ISO
Annotation of standard text ISO 561:1989-ed.2.0 :
Description / 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.
