GB/T 23251-2021
ActiveGuideline for coal used in coal chemical technology
煤化工用煤技术导则
Application Summary AI generated
This standard provides technical guidelines for selecting and evaluating coal types suitable for coal chemical processes such as gasification, liquefaction, and coking. It is applied in the coal chemical industry to ensure raw coal meets specific quality requirements for reactivity, ash content, and thermal stability, thereby optimizing conversion efficiency and equipment lifespan. The standard is used by coal suppliers, chemical plant operators, and quality inspectors in China for coal procurement and process design.
Related Standards
GB/T 1819.6-2004
Methods for chemical analysis of tin concentrates--Determination of antimony content--The malachite green spectrometric method and the flame atomic absorption spectrometric method
GB/T 19494.1-2004
Mechanical sampling of coal--Part 1:Method for sampling
GB/T 19494.2-2004
Mechanical sampling of coal--Part 2:Method for sample preparation
GB/T 19494.3-2004
Mechanical sampling of coal--Part 3:Determination of precision and bias test
GB/T 15224.2-2004
Classification for coal quality--Part 2:Sulfur content
GB/T 15224.1-2004
Classification for quality of coal--Part 1:Ash
GB/T 15224.3-2004
Classification for coal quality--Part 3:Calorific value
GB/T 215-2003
Determination of forms of sulfur in coal
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.