Production of Crude Ammonia-Synthesis Gas From North Dakota Lignite in an Annular-Retort Gasifier.
Contributors: Oppelt, W.; Kamps, T.; Gronhoud, C.
Series: Report of investigations (United States. Bureau of Mines) -- 5297
Publisher: s.n
Published: 1957
Place of publication: S.l
Language: eng
Notes: 1