IS 9127 Pt.1-1979
Coal petrographic analysis methods Part Ⅰ Definitions and terminology

Standard No.

IS 9127 Pt.1-1979

Release Date

1980

Published By

IN-BIS

Status

Be replaced

Replace By

IS 9127 Pt.1-1992

Latest

IS 9127 Pt.1-1992

Scope

This standard ( Part I ) defines the terms that are used in connection with the determination of the maceral group composition of coal and the determination of the reflectance of vitrinite. Note —Terms relating to the analysis of lignite are not covered in this standard.

IS 9127 Pt.1-1979 history

• 1992 IS 9127 Pt.1-1992
• 1980 IS 9127 Pt.1-1979 Coal petrographic analysis methods Part Ⅰ Definitions and terminology