Records of the Geological Survey of India, Volume 90The Survey, 1962 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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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 461
... Sulphuric acid and soluble 210 , 408 sulphates 423-426 210 , 211 Imports of sulphur 423 413 Occurrence of sulphur 423 407 Other sources of sulphur 423 45 , 46 , 47 , 49 , 59 , 63 , 95 , 99 , 156 , 216 , 218 , 219 . 222 , 223. 225 , 245 ...
... Sulphuric acid and soluble 210 , 408 sulphates 423-426 210 , 211 Imports of sulphur 423 413 Occurrence of sulphur 423 407 Other sources of sulphur 423 45 , 46 , 47 , 49 , 59 , 63 , 95 , 99 , 156 , 216 , 218 , 219 . 222 , 223. 225 , 245 ...
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acid aluminium annual production asbestos 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 Survey 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 quartz quinquennium under review Rajasthan refractory reported reserves rocks salt saltpetre Saurashtra silica sillimanite Singhbhum sodium South stones sulphate sulphuric Surv Survey of India talc tion Tons Tons tons valued Travancore Uttar Pradesh veins Vindhya Pradesh wolfram world production Zawar zinc