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ISO 7404-4:2017 | 9 Aug 2017 | BSI Knowledge
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ISO 7404-4:2017
Methods for the petrographic analysis of coals - Method of determining microlithotype, carbominerite and minerite composition
Published:
9 Aug 2017
•
Withdrawn:
28 Oct 2025
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Product Details
Descriptors
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ICS Codes
73.040 Coals
Committee
W/-
International relationships
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ISBN
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Publisher
ISO