01 جنوری 1977 This report discusses the means by which the natural process of anaerobic fermentation can be controlled by man for his benefit, and how the methane generated by this process can be used as a fuel. 131 pages
01 جنوری 1988 This profile describes two plants, operating with three shifts for 52 weeks per year. The smaller has an annual manufacturing capacity of 2,220,000 barrels; the larger has an annual capacity of 4,440,000 barrels. The methods of LPG recovery fall into four general classifications: (1) absorption,...