Show CHEW CHEW V. PROCESS While n in n Denver Nile of I Vernal investigated the Chew process I that is being conducted by James Doyle at the Denver Engineering works in the tho reduction of shale This system of reduction has been con con- one oft the cheapest and most and most efficient that has liar as yet et been developed devel devel- It Is one the order of if a vertical vertical vertical verti verti- cal still by which through different degrees of heat all products such as gasoline naphtha benzine lubricants lubricants lubricants cants gas etc are distilled After I all oil values are taken from the shale tho the residue is then transformed transform transform- ed to furnish the heat for the whole process making it sustaining self throughout with no expenditure for fuel except for the initial run The gas in- in addition to the oils c can n be used for commercial use as It t is of ofa a very high quality or it can housed bo 00 used furnish to tOI the fuel providing the the- residue resi resl- duo real Isn't desired to be utilized |