J. D. Spencer

发表

Bureau of Mines research and technologic work on coal, 1963

J. D. Spencer, 1964 .

FLY ASH UTILIZATION

J. D. Spencer, J. P. Capp, J. H. Faber, 1967 .

Pneumatic transportation of solids. Proceedings: Institute of Gas Technology--Bureau of Mines symposium, Morgantown, West Virginia, October 19--20, 1965

T. J. Joyce, J. D. Spencer, J. H. Faber, 1966 .

Bureau of Mines energy program, 1972

J. D. Spencer, B. Linville, 1973 .

Ash utilization. Proceedings of the second symposium held at Pittsburgh, Pennsylvania, March 10--11, 1970

N. H. Coates, J. D. Spencer, J. H. Faber, 1970 .

Fly ash utilization. Proceedings: Edison Electric Institute-National Coal Association-Bureau of Mines Symposium, Pittsburgh, Pennsylvania, March 14--16, 1967. [Thirty-two papers]

J. D. Spencer, J. P. Capp, J. H. Faber, 1967 .

Five Lectures on Economic Problems

J. D. Spencer, G. Stigler, 1950 .

Vibratory Finishing of Stereolithography Parts

John D. Spencer, J. D. Spencer, John D. Spencer, 1993 .

Fly ash utilization: a summary of applications and technology

J. D. Spencer, J. Capp, 1970 .

Rapid prototyping of metal parts by three-dimensional welding

J. D. Spencer, J D Spencer, P M Dickens, 1998 .