Nature, Količina 100Sir Norman Lockyer Macmillan Journals Limited, 1917 |
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Stran 256
... ammonia and cyanogen , and one sulphur for acid - making and fixing ammonia and cyanogen ; altogether fifty - seven , and these may be brought out by further permutations into an almost endless number of interesting and prob- ably , in ...
... ammonia and cyanogen , and one sulphur for acid - making and fixing ammonia and cyanogen ; altogether fifty - seven , and these may be brought out by further permutations into an almost endless number of interesting and prob- ably , in ...
Stran 267
... ammonia can thus be produced in liquid condition at less than 4 cents per lb. If such is the case , the Haber method is the cheapest process yet known for the production of synthetic ammonia . The cyanamide process for producing ammonia ...
... ammonia can thus be produced in liquid condition at less than 4 cents per lb. If such is the case , the Haber method is the cheapest process yet known for the production of synthetic ammonia . The cyanamide process for producing ammonia ...
Stran 317
... ammonia and for ammonia oxidation , and the commercial preparation in bulk and at a suffi- ciently low cost of hydrogen of the high degree of purity required for the synthesis of ammonia . upon the Continent , the process had not at ...
... ammonia and for ammonia oxidation , and the commercial preparation in bulk and at a suffi- ciently low cost of hydrogen of the high degree of purity required for the synthesis of ammonia . upon the Continent , the process had not at ...
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