CellWell record HH-421061
Extraction of Potassium from Refractory Potassium-Bearing Shale via Chlorination Roasting and Water Leaching: Process Performance and Reaction Mechanism
Chengmei Ding; Wei Cheng; Junbo Gao; Xianhai Li; Xiaorui Wang; Pei Wu; Zhonglang Shi
2026
In plain language
Roasting potassium-bearing shale from Guizhou with calcium chloride at 800 °C, then water leaching, leached 92.45% of its potassium by converting insoluble potassium into soluble KCl.
- Evidence
- Emerging
- Design
- Preprint
Cite this record: https://thecellwell.org/studies/HH-421061
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