Records of the Geological Survey of India, Volume 56The Survey, 1926 - 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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Results 1-5 of 17
Page 23
... coking coal , the Coal Washing . Government of India have during the past year , given financial support to some experiments on the cleaning of the various Indian coals by the Froth Flotation process . These experiments have been ...
... coking coal , the Coal Washing . Government of India have during the past year , given financial support to some experiments on the cleaning of the various Indian coals by the Froth Flotation process . These experiments have been ...
Page 24
... coking and which cannot therefore be cleaned to yield coking products . On the other hand , the second - class coals of Jharia and Bokaro have been found amen- able to cleaning . Mr. Randall reports that many of those coals . which are ...
... coking and which cannot therefore be cleaned to yield coking products . On the other hand , the second - class coals of Jharia and Bokaro have been found amen- able to cleaning . Mr. Randall reports that many of those coals . which are ...
Page 228
... coking . In any case , the treatment depends on the fact that , when the coal particles have been superficially coated with a thin layer of tar or the like , their surfaces are no longer wettable by water . As a consequence , the water ...
... coking . In any case , the treatment depends on the fact that , when the coal particles have been superficially coated with a thin layer of tar or the like , their surfaces are no longer wettable by water . As a consequence , the water ...
Page 229
... coking or non - coking , determines the uses for which it is suitable . The purposes for which the coal can be used determine the advantages to be gained by cleaning . The treatment of coal for coking presents the greatest advantages ...
... coking or non - coking , determines the uses for which it is suitable . The purposes for which the coal can be used determine the advantages to be gained by cleaning . The treatment of coal for coking presents the greatest advantages ...
Page 230
... coking coals of the Raniganj district . III . Coking Tertiary coals of Assam . IV . Non - coking coals of the Central Provinces , Bihar and Orissa . V. Non - coking Tertiary coals of the Punjab and the North- West Frontier Province ...
... coking coals of the Raniganj district . III . Coking Tertiary coals of Assam . IV . Non - coking coals of the Central Provinces , Bihar and Orissa . V. Non - coking Tertiary coals of the Punjab and the North- West Frontier Province ...
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Common terms and phrases
20 per cent A. M. Heron apophyllite Aravalli Area in acres Assam bands beds Bihar Bihar and Orissa biotite Burma Calcutta cancrinite cassiterite Central India Central Provinces cept oil Clean product Ash Coal-fields coking Cretaceous Date of commence Decem deposits district elæolite Exogyra feet felspars field fossil froth flotation Geol Geological Survey gneisses granite Hills inch Indian coals island January Jharia Kashmir Kishengarh Lashio lignite limestone Madras Manganese Maung ment Mergui Messrs mica microcline miles Mineral oil minerals ex Mining Lease mud volcano Namma Nature of grant Novem occur okenite Orissa P. L. renewal Pakokku Pauk pegmatite Pegu Plate portion Price 1 rupee Punjab Quantity quartzites Rajputana rocks Rupee samples Seam Septem Seth shales Shan sodalite species specimens Surv Survey of India syenite Tavoy Tertiary Thongwa tons valued Upper valley Value Rupee 18 veins Weight Wolfram Yekkyin