... Abstract A 40 degrees A.P.I. crude shale oil has been produced from the Green River Formation in the Piceance Creek Basin of Colorado by injection of hot natural gas at a controlled temperature. The quality of the shale oil differs very markedly from the customary shale oil from the same...

... of Central Russia and the Baltic States. Although Soviet calculations show these low-quality fuels to be two to three times as expensive as 4 natural gas or petroleum even there, peat and shale outputs continue to climb, holding their share of national energy output since 1955. (Melentyev and Shteyngauz...

... cent. Today, oil and natural gas supply 72 per cent of the energy used in the United States. A consensus of various petroleum economists indicates that oil and natural gas will supply 75 per cent of the energy used in the United States by the year 1967 and that the growth in demand in the U. S...

... ever before with foreign oil. As we are all aware, this problem has as yet not been solved, nor is it apparent that there will be any solution in the near future. Upstream Oil & Gas march 31 natural gas december 31 asset and portfolio management crude crude oil American Petroleum...