| Show i r MO j I r. r for C a Contractor i oil shale shaft announced r The Ulo Ria Blanco Oil Stole Shale Project of Gulf Oil Corporation and Standard Oil Company t Indiana has selected Amer American lan l'an Mine Services Inc i tAMS MIS of Denver Colorado to sink Ink a foot 15 diameter shaft to toa toa tot a t depth of oC feet In hi connection with the modified in situ development program of Federal Oil Shale Tract C-a C in Rio Blanco County Colorado The shaft and related work by byA byAMS byAMS A AMS will cost about 4 million AMS MIS is expected to begin the shaft sinking work in December of tl this s year total depth will be reached by the the summer summer of 1978 About 40 AMS tS employees will be assigned to the pr project Gulf and Standard leased the acre Tract C-a C in 1974 when the US U.S. Department of the Interior began its prototype oil shale program The companies companies companies com com- have announced plans to carry earry on a 93 million modular development program through 1981 Modest amounts of oil willbe will willbe willbe be produced in this phase and will not be measured at a daily barrel rate of production The modified in situ method to be used by Rio Blanco in the modular development program m involves the sinking of vertical shafts followed by development of oC zones which become underground retorts where the shale oil ollis is separated from Crom the rock by Combustion The oil shale depo depot jt t is divided into cells of rub zed oil shale s separated by oil shale The ref rei ret shale oil is pumped to t l surface |
