Fertilizer Nitrogen: Its Chemistry and TechnologyVincent Sauchelli |
Contents
CHEMICAL AND PHYSICAL PROPERTIES Vincent Sau | 10 |
SOIL NITROGEN F J Stevenson | 18 |
HISTORY OF NITROGEN FIXATION PROCESSES Dr Bernhard Timm | 40 |
Copyright | |
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absorber according activity added addition Agricultural ammonia ammonium nitrate ammonium sulfate amount anhydrous ammonia application calcium carbon catalyst cent Chem Chemical combined Company compounds concentration containing continuous converter cooling cost crop crystals developed dioxide dryer drying economic effect elements equipment feed fertilizer Figure flow Food given granulation heat higher hydrogen important increased industry liquid liquor losses manufacture materials method mixed moisture natural nitric acid nitrogen solutions obtained occur operating organic oxide oxygen Patent phosphate plant practical present pressure properties pump quantities range ratio reaction reactor recycle reduced reforming relatively removed salts separation shown slurry sodium nitrate soil solid steam storage sulfuric acid superphosphate supply synthesis Table tank temperature tion tons United urea ureaform usually utilized vapor yield