Recent advances in electron microprobe technology together with the development of synthetic crystals have enabled development of techniques for direct light element (C, 0, N) analyses of coal macerals. The analytical results are both accurate compared to ASTM methods and highly precise, and provide
โฆ LIBER โฆ
Gieseler fluidities and contents of reactive oxygen groups in caking coals
โ Scribed by Adam J. Szladow; Boleslaw S. Ignasiak
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- English
- Weight
- 128 KB
- Volume
- 55
- Category
- Article
- ISSN
- 0016-2361
No coin nor oath required. For personal study only.
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The thermodynamic equilibrium constants for the reduction of oxygen and sulphur functional groups in hydrogen and in tetralin were calculated for the temperature range 327-527ยฐC. All the reduction reactions of the oxygen groups are thermodynamically favourable both with hydrogen and with tetralin.