Nature, Količina 100Sir Norman Lockyer Macmillan Journals Limited, 1917 |
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Stran 69
... iron ore were raised and smelted in 1913 , of which slightly above one- third came from abroad . A total of 10.26 million tons of pig iron was produced , representing an average iron content of 427 per cent . in the ore . The resources ...
... iron ore were raised and smelted in 1913 , of which slightly above one- third came from abroad . A total of 10.26 million tons of pig iron was produced , representing an average iron content of 427 per cent . in the ore . The resources ...
Stran 235
Sir Norman Lockyer. British output of Iron Ore Iron Ore imported into Britain Iron obtained from British Ore Iron obtained from imported Ore 1896 '97 '98 '99 1900 '01 '02 '03 '04 '05 '06 '07 '08 '09 '10 ' II '12 '13 '14 '15 the pre - war ...
Sir Norman Lockyer. British output of Iron Ore Iron Ore imported into Britain Iron obtained from British Ore Iron obtained from imported Ore 1896 '97 '98 '99 1900 '01 '02 '03 '04 '05 '06 '07 '08 '09 '10 ' II '12 '13 '14 '15 the pre - war ...
Stran 447
... IRON - ORE SUPPLIES . DURING the past year there have been con- Press and in the papers read before various tech- nical societies to the immense importance of the Briey and Longwy iron - ore basins for German industry both during and ...
... IRON - ORE SUPPLIES . DURING the past year there have been con- Press and in the papers read before various tech- nical societies to the immense importance of the Briey and Longwy iron - ore basins for German industry both during and ...
Vsebina
Wolfs Comet 332 Radial Velocities of Star Clusters Takamine T and S Nitta Measurements in the Ultra | 32 |
Smith B The Chellaston Gypsumbreccia etc 379 Imaginary Quantities | 52 |
Smith Miss E Etched Crystals of Gypsum 218 Tanner Dr J R The Historical Register of the Uni | 173 |
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acid æther Agriculture ammonia appears applied appointed Association Board British cent chemical chemistry coal College colour Committee considerable Council deal Department described direction discussion disease edition effect electric engineering experimental experiments France Geological German given gives Government H. A. L. Fisher illustrated important increase industry Institute interest investigations iron J. J. Thomson Journal laboratory larvæ lectures London magnetic manufacture mathematical means ment method Ministry of Munitions Museum National Physical Laboratory NATURE November observations Observatory obtained October optical organisation paper physical plants practical present problems production Prof Proper Motion published pyrometers recent regard Royal Society scientific Scotland solution South South Africa species stars supply survey technical temperature theory tion University utilisation various W. E. Castle W. H. Young