ABSTRACT
Chemical comminution of coal with ammonia has been studied by
of coal by chemical comminution [4).
In 1977, Catalytic, Inc. joined with Syracuse Research Corpora-
the chemical comminution process.
1.2 RESEARCH STUDIES
Extensive research on the chemical comminution process has proved
size of the coal, pretreatment, moisture content, comminution chem-
A. Experimental Apparatus and Procedure
Figure1.1Chemicalfragmentationapparatusforsmallcoalsamples. (FromRef.5.)
largepiecesofmineralmatterandcloselysized(e.g.,3/4xl/4in.)
sothattheextentoffragmentationcouldbecompared.Theoperation
ofthesmallbombapparatusinFig.1.1followsProcedureA[5]:
ProcedureA.Thisprocedureisfollowedwhentestsareperformed
insmallpressurevesse'ls(seeFig.l.l).Atstart,thecoversare
unionsCandD.DiptubeIisinplace.