Hydrogenation of Reactive Groups in Yallourn Brown coal
β Scribed by BIRCH, T. J.; BLACKWOOD, J. D.
- Book ID
- 109634317
- Publisher
- Nature Publishing Group
- Year
- 1964
- Tongue
- English
- Weight
- 183 KB
- Volume
- 201
- Category
- Article
- ISSN
- 0028-0836
- DOI
- 10.1038/201797a0
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Pale, medium-light and medium-dark lithotypes of Yallourn coal were hydrogenated with and without ZnCl,containing catalysts (400X, 9.8 MPa H2 and 3 h). The degree of hydroliquefaction wasexamined petrographically. Without catalyst, the amounts of water produced can be correlated with the amounts of
## Yallourn (Australian) brown coal (66.6 wt% C) was depolymerized three times in phenol, using p-toluenesulphonic acid as catalyst. After each reaction the product was extracted with pyridine. The pyridine extracts were then methylated and fractionated by g.p.c. to obtain the molecular weight dis