1

Retention of metallic cations by lignites and humic acids

Year:
1979
Language:
english
File:
PDF, 369 KB
english, 1979
2

Alkyl aryl ethers in lignite solubilization: 2. Analysis of oil fractions

Year:
1985
Language:
english
File:
PDF, 452 KB
english, 1985
4

Kinetics of a lignite-char gasification by CO2

Year:
1985
Language:
english
File:
PDF, 406 KB
english, 1985