Production of humic acids from lignites and subbituminous coals by alkaline-air oxidation
- 1 February 1990
- Vol. 69 (2) , 161-165
- https://doi.org/10.1016/0016-2361(90)90167-o
Abstract
No abstract availableKeywords
This publication has 7 references indexed in Scilit:
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- Action of nitric acid on lignites; mathematical models: 1. Humic substances and acidity of nitrolignitesFuel, 1983
- TITRATIONS OF FULVIC ACID FRACTIONS II: CHEMICAL CHANGES AT HIGH PHEuropean Journal of Soil Science, 1981
- AUTOXIDATION OF HUMIC ACID UNDER ALKALINE CONDITIONSEuropean Journal of Soil Science, 1972
- Determination of the total acidity of low-rank coalsFuel, 1970
- Carboxyl groups and ion exchange in low-rank coalsFuel, 1970
- Liquid Phase Oxidation of Coal in AlkaliIndustrial & Engineering Chemistry Process Design and Development, 1966