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GB/T 16772-1997Codification systems for Chinese coals (English PDF)

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Issued by

State Bureau of Technical Supervision

Level / Type

National · Recommended

Issue date

April 17, 1997

Implementation date

October 1, 1997

Scope

GB/T 16772-1997 (Codification systems for Chinese coals) is available as an English-translated PDF.

GB/T 16772-1997 — Codification systems for Chinese coals

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Document preview — GB/T 16772-1997

National Standard of the People's Republic of China

ICS: 35.04
Classification: A 29;D21

Issued by: State Bureau of Technical Supervision

What this standard covers1
Document data2

What this standard covers

This standard specifies the coal by coal rank, the nature and impact of the main process parameters of the coding sequence of the environment and methods of coal, coal quality to facilitate the exchange of information. This standard applies to the humic coal encoded. Does not apply to rot peat, peat (M (1)> 75%), carbonaceous rocks (A (d)> 50%) and graphite (H (daf)

Document data

International classification (ICS): 35.04.

Chinese classification (CCS): A29;D21.

Estimated length of the Chinese original: 6,688 words.

Adopted international standard: ISO 2950-1974, NEQ; AS 2096-1987, NEQ; ECE, NEQ.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.

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