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SRPS ISO 7404-4:1992

Methods for the petrographic analysis of bituminous coal and anthracite — Part 4: Method of determining microlithotype, carbominerite and minerite composition

Sep 11, 1992
Sep 11, 1992
95.99   Withdrawal of Standard   Nov 30, 2020

General information

95.99     Nov 30, 2020

ISS

B082

International Standard

73.040  

Serbian  

Standard preispitan i potvrđen u avgustu 2012. godine

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Scope

This part of ISO 7404 applies only to determinations made on polished particular blocks using reflected white ligth. The examination is carried out by using reflected ligth microscope and point count procedure. The microlithotypes are identified from their maceral composition under an immersion medium. The proportions of the macerals are determined using a graticule having a grid with 20 points of intersection.

Life cycle

NOW

WITHDRAWN
SRPS ISO 7404-4:1992
95.99 Withdrawal of Standard
Nov 30, 2020

REVISED BY

PUBLISHED
SRPS ISO 7404-4:2020

Related project

Adopted from ISO 7404-4:1988