SNo |
IS Number |
Title |
Technical Committee |
1 |
IS 770 : 2013 |
Classification and codification of indian coals, lignites and semi-anthracites (Third Revision) |
PCD 7 |
2 |
IS 15807 : Part 1 : 2008 |
Methods of petrographic analysis of lignite : Part 1 definition of terms relating to petrographic analysis of lignite |
PCD 7 |
3 |
IS 9127 : Part 3 : 2002 |
Methods for the petrographic analysis of bituminous coal and anthracite : Part 3 method of determining maceral group composition (First Revision) |
PCD 7 |
4 |
IS 9127 : Part 1 : 1992 |
Methods of petrographic analysis of coal: Part 1 definition of terms relating to petrographic analysis of coal (First Revision) |
PCD 7 |
5 |
IS 9127 : Part 4 : 2001 |
Methods for petrographic analysis of coal: Part 4 method of determining microlithotype, carbominerite and minerite composition |
PCD 7 |