Laserfiche WebLink
<br />o <br />CJ'l <br />~ <br /><::> <br /> <br />(.?;}. <br />\::!) <br /> <br />TABLE 2.8 <br /> <br />Technology Summary - Modified In-Situ Retorting <br />without Surface Retorting <br /> <br />General <br />Technology Description - Modified in-situ retorting without surface <br />retorting of the mined shale; room and pillar mining; vertical drilling <br />and blast rubb1ization; push-pull ventilation <br />Sector Mnemonic - MISO <br />Prime Source - J. Ash, et. a1., Technical and Economic Study of the <br />Modified In-Situ Process for Oil Shale (Tulsa, Oklahoma: Fenix and <br />Sisson, Inc., 1977). <br /> <br />Physical Features <br />Output - 50,000 bb1/day <br />Yield Ratios - "retort efficiency" = 60% of Fisher assay <br />Shale Grade - 15-25 gal/ton <br />Overburden - 500-1500 ft <br />Formation Thickness - 200-500 ft <br /> <br />Financial Features <br />Capital Cost - $315.749 x 106 (1976 do11ars)l <br />Annual Operating Cost - $141.173 x 106 (1976 dollars)l <br />Cost Range - $7.67 - $15.50/bb1 (1976 dollars) <br /> <br />Notes <br /> <br />Cost functions pertain only to the mining, rubblization, and retorting <br />proce ss <br /> <br />1 <br /> <br />financial and accounting conventions <br /> <br />the <br /> <br />of this <br /> <br />Data based upon <br /> <br />report. <br />