Preparation of micron-nano coal particles by wet grinding in methanol

Key Points

• Micron-nano coal particles are effectively prepared through wet grinding in methanol, enhancing their size reduction capabilities.
• Grinding in methanol resulted in a significant reduction in particle size, achieving sub-micron dimensions.
• The assessment of particle size utilized advanced characterization techniques to validate the outcomes of the preparation process.
• This technique may enable advancements in coal processing and applications, though further studies are necessary to understand its full implications.