	unocal ucl scraps fluidized bed boiler project unocal corp said it told the u s treasury department that it will not include fluidized bed combustion technology a method for the more efficient burning of solids at its parachute creek oil shale project in colorado due to high costs under a agreement with the now defunct u s synthetic fuels corp unocal said it would study using the technology at the oil shale plant in return the company would have been eligible for mln dlrs in loan gaurantees and price supports from the u s treasury department which took over the contract from the synthetic fuels corp unocal said unocal said its studies showed the cost for the fluidized bed combustion facility would have exceeded mln dlrs compared with an original estimate of mln dlrs the fluidized bed facility would have provided heat and electricity for the oil shale project unocal said last year s fall in oil prices and the loss of investment tax credit under the tax reform act made the project uneconomical even with government price supports and loan guarantees unocal said the parachute creek oil shale plant produces about to barrels per day of  shale oil unocal said reuter 
