Records of the Geological Survey of India, Volume 90Geological Survey of India, 1962 - Earthquakes |
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Page 38
... sulphuric acid for digestion . Dried bauxite is ground and digested at atmospheric pressure in hot sulphuric acid . The resulting liquor is sepa- rated , the sludge washed and the aluminous sulphate is recovered by evaporation . The ...
... sulphuric acid for digestion . Dried bauxite is ground and digested at atmospheric pressure in hot sulphuric acid . The resulting liquor is sepa- rated , the sludge washed and the aluminous sulphate is recovered by evaporation . The ...
Page 235
... Sulphuric Acid Plant . A Chamber acid plant capable of producing 25 tons per day sulphuric acid of 77 per cent . strength supplies sulphuric acid for the bye - product plant and the Indian Iron & Steel Co. Ltd , Burnpur Works steel ...
... Sulphuric Acid Plant . A Chamber acid plant capable of producing 25 tons per day sulphuric acid of 77 per cent . strength supplies sulphuric acid for the bye - product plant and the Indian Iron & Steel Co. Ltd , Burnpur Works steel ...
Page 424
... sulphuric acid maintained a steady increase from 11,266 tons in 1947 to 20,105 tons in 1951 ( 100 % acid ) , the ... sulphuric acid , ammonium sulphate , ammonia and salts thereof into India are presented in Table I. TABLE 1. - Imports ...
... sulphuric acid maintained a steady increase from 11,266 tons in 1947 to 20,105 tons in 1951 ( 100 % acid ) , the ... sulphuric acid , ammonium sulphate , ammonia and salts thereof into India are presented in Table I. TABLE 1. - Imports ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
DETAILED ACCOUNT OF THE MINERALS | 37 |
Clays | 91 |
Copyright | |
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acid aluminium annual production Assam B. C. Roy bauxite Bihar Bombay Canada cement cent chromite coal coke colour consumption copper corundum Cwts deposits district dolomite estimated export feet figures furnace Gallons Geol Geological given in Table glass gold grade graphite gypsum Hyderabad ilmenite important increase India Indian Union industry Iron & Steel Iron and Steel Jodhpur kaolin Kashmir kyanite lime limestone long tons Madhya Bharat Madhya Pradesh Madras magnesite manganese manganese-ore manufacture marble material metal mica miles mill million tons mineral mines Mysore nickel obtained occur ochre Orissa output oxide Pakistan partitioned in August pegmatites period under review Quantity Value Quantity quartz quinquennium under review Rajasthan refractory reported reserves rocks RSITY salt SAN DIEGO Saurashtra silica sillimanite Singhbhum sodium South stones sulphate sulphuric Surv talc tion Tons Tons tons valued Travancore Uttar Pradesh veins Vindhya Pradesh wolfram world production Zawar zinc