GB/T 16773-1997Method of preparing coal samples for the coal petrographic analysis (English PDF)
煤岩分析样品制备方法
GB/T 16773 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 16773-2008 | Method of preparing coal samples for the coal petrographic analysis | Valid |
| GB/T 16773-1997 | Method of preparing coal samples for the coal petrographic analysis | Obsolete |
GB/T 16773-1997 is obsolete. It has been replaced by GB/T 16773-2008. This page sells the obsolete edition, for projects and contracts that still cite it.
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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 16773-1997 is the English-translated version of 煤岩分析样品制备方法.
GB/T 16773-1997 is the Chinese national standard "Method of preparing coal samples for the coal petrographic analysis". It was issued on April 17, 1997 by the State Bureau of Technical Supervision, and took effect on October 1, 1997. It is obsolete: it has been replaced by GB/T 16773-2008.
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Document preview — GB/T 16773-1997
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1997-04-17.
Date of implementation: 1997-10-01.
Status: obsolete, replaced by GB/T 16773-2008.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
- GB/T 46291-2025General rules of coal petrographic analysis
- GB/T 44355-2024Automatic determination of maceral group composition in coal —Image analysis method
- GB/T 40485-2021Method of determining automatically the random reflectance of vitrinite in coal—Image analysis method
- YB/T 077-2017Method for determining optical texture of coke
- GB/T 8899-2013Determination of maceral group composition and minerals in coal
- WS/T 326.1-2010Efficacy evaluation of toothpaste - Part 1: General principles
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