GOST 20330-1991
Coal. Determination of the crucible swelling number

Standard No.

GOST 20330-1991

Release Date

1991

Published By

RU-GOST R

Latest

GOST 20330-1991

Replace

GOST 20330-1980

Scope

This standard specifies a method for determining the swelling properties of coal when heated in a closed crucible.

GOST 20330-1991 Referenced Document

• GOST 10742-1971 Brown coals, hard coals, anthracite, combustible shales and coal briquettes. Methods of sampling and preparation of samples for laboratory tests
• GOST 1186-1987 Hard coals. Method for determination of plastometric indices
• GOST 3044-1984 Thermoelectric converters. Nominal static graduation tables

GOST 20330-1991 history

• 1991 GOST 20330-1991 Coal. Determination of the crucible swelling number
• 0000 GOST 20330-1980