This part of GB/T 19494 specifies the terms and definitions for coal sample preparation; the composition, division, reduction, mixing, air drying of samples; the preparation of various coal samples; the design of reference coal samples and sample preparation equipment. This part applies to lignite, bituminous and anthracite.
Basic Data
Standard ID
GB/T 19494.2-2004 (GB/T19494.2-2004)
Description (Translated English)
Mechanical sampling of coal. Part 2: Method for sample preparation
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
D21
Classification of International Standard
73.040
Word Count Estimation
23,266
Date of Issue
2004-04-30
Date of Implementation
2004-10-01
Quoted Standard
GB/T 211; GB/T 19494.1; GB/T 19494.3
Adopted Standard
ISO 13909-1-2001; NEQ; ISO 13909-4-2001; NEQ
Regulation (derived from)
Announcement of Newly Approved National Standards No. 5 in 2004 (total 67)
Issuing agency(ies)
General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China, China National Standardization Administration Committee
Summary
This standard specifies: coal sample preparation Terminology and definitions, specimens structure, shrinking points, crushing, mixing and air dried, various coal sample Preparation, Cuncha coal samples and sample preparation equipment designs. This standard applies to: lignite, bituminous coal and anthracite.
