Minerals YearbookThe Bureau, 1973 - Mineral industries |
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Page 3
... gas and gas liquids also declined . Coal min- ing , for example , dropped to 99 index points , a 6.3 - percent decline . The index for crude oil production declined by 1 per- cent and natural gas gained 1.5 percent . Metal mining and ...
... gas and gas liquids also declined . Coal min- ing , for example , dropped to 99 index points , a 6.3 - percent decline . The index for crude oil production declined by 1 per- cent and natural gas gained 1.5 percent . Metal mining and ...
Page 4
... natural gas consump- tion increased . In general , consumption of metals in 1971 was down , and consumption for both nonmetals and energy was mixed . In 1971 the demand for electricity in- creased to 1,718 billion kilowatt - hours , a ...
... natural gas consump- tion increased . In general , consumption of metals in 1971 was down , and consumption for both nonmetals and energy was mixed . In 1971 the demand for electricity in- creased to 1,718 billion kilowatt - hours , a ...
Page 5
... gas field services at 3.9 percent . Crude petroleum and natural gas fields employ : ment declined about one - half of 1 percent . In 1971 , minerals manufacturing employ- ment decreased to 850,200 . All categories declined , although ...
... gas field services at 3.9 percent . Crude petroleum and natural gas fields employ : ment declined about one - half of 1 percent . In 1971 , minerals manufacturing employ- ment decreased to 850,200 . All categories declined , although ...
Page 6
... natural gas rose almost 7 points . Index of Implicit Unit Value . - In 1971 the index of implicit unit value ( 1967 = 100 ) increased 3 percent to 115.1 , less than the 1970 increase . The index for ferrous metals was up only slightly ...
... natural gas rose almost 7 points . Index of Implicit Unit Value . - In 1971 the index of implicit unit value ( 1967 = 100 ) increased 3 percent to 115.1 , less than the 1970 increase . The index for ferrous metals was up only slightly ...
Page 13
... gas - storage reservoir in Hocking County , Ohio , to de- termine why hydraulically induced vertical fractures tend ... natural gas as alternative en- gine fuels will permit engines to be oper- ated with emissions lower than is possible ...
... gas - storage reservoir in Hocking County , Ohio , to de- termine why hydraulically induced vertical fractures tend ... natural gas as alternative en- gine fuels will permit engines to be oper- ated with emissions lower than is possible ...
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add to totals alloys alumina aluminum antimony average avoid disclosing individual barite bauxite bituminous bituminous coal Bureau of Mines Canada carbon cement cent Chemical chromite clay coal coke Colorado company confidential data concentrates consumed copper Corp countries creased crude oil declined decreased disclosing individual company District domestic estimated exports feldspar ferroalloys ferrochromium fluorspar furnace gasoline Germany gold grade gypsum imports for consumption Includes increased independent rounding individual company confidential industry iron and steel Japan lead lignite long tons magnesium manganese material ment metal Mexico mica mill million barrels million cubic feet million tons mineral molybdenum natural gas liquids nickel nonmetal North Dakota Ohio operations ounces output oxide Pennsylvania percent petroleum plant pounds production refined refineries reported Republic scrap shipments smelter sold stocks Table tantalum Texas thousand short tons tion tons Value totals shown United Kingdom Utah Value thousands Withheld to avoid yearend zinc