Solvent processing of coal to produce a de-ashed product
By: by Dean L. Kloepper ... [et al.]
Contributors: Kloepper, Dean L; United States. Office of Coal Research
Publisher: U.S. Govt. Print. Off.
Published: 1965
Place of publication: Washington
Language: eng
Subjects: Coal; Solvents; Extraction (Chemistry)
Notes: Cover title

"Prepared for Office of Coal Research, Dept. of the Interior."