Explosives . In Germany, where large variationsof temperature are more liable to occur than in England, there have beenseveral accidents due to the further formation of nitro-glycerine on the surfaceof acid that had been subjected to after-separation for a considerable the waste acids arc treated, they should not afterwards be allowedto fall to a very low temperature, and 1 lie- denitration should take place as 22n EXPLOSIVES sooi: -ible. If after-separation has taken place without the addition of water, the acid should afterward- be kept at a higher temperature thanthat at which
Explosives . In Germany, where large variationsof temperature are more liable to occur than in England, there have beenseveral accidents due to the further formation of nitro-glycerine on the surfaceof acid that had been subjected to after-separation for a considerable the waste acids arc treated, they should not afterwards be allowedto fall to a very low temperature, and 1 lie- denitration should take place as 22n EXPLOSIVES sooi: -ible. If after-separation has taken place without the addition of water, the acid should afterward- be kept at a higher temperature thanthat at which the after-separation was effected. The method adopted for dealing with the icklfl in the nitrator rator i- as fll«»w> : The waste acid i- allowed t<» remain in the vessel until quired f<»r another nitration, any nitro-gl rating in the interval being displaced in the usual way into the pie-wash tank. Further separationi- promoted by cooling down the waste acid. When the nitrator is to be. Charge House MA M TankDJL Displacing Acid TankE- Egg Nitrating House ycerine TankNitrator Drowning Pre-wasfa TankL. Labyrinth - hfng House Washing Tank L. Drowning Tank Filtering and Mixing FT. Filter TankB. Burette Wash Water Settling-I nk Fi<;. 43. Diagram of Nit ro-glycerine Plant at Walt ham Abbey emptied. every trace of nitroglycerine is removed from the surface of the acid,and the quantity of waste acid required for the displacement of a subsequentcharge is then run out of the nitrator into an egg. and blown into the displacingacid tank in the charge hou- T the remainder f the waste acid in thenitrator 2 per cent, of water is then added, the ts of the nitrator being * _ . _ I ted meanwhile by means of air. The waste acid i-then sent int an egg and blown up to a tank in the denitrating hiA- a further precaution all waste acid i- kept at a temperature f al15 • . W iltham Abbey plant i< shown diagramma
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Keywords: ., bookcentury1900, bookdecade1910, bookidexp, booksubjectexplosives
