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GB119290A
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Improved Method for the Utilization of Nitre Cake.
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GB115340A
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Improved Method for the Obtainment of Nitre Cake in a Disintegrated or Ground Form.
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GB114180A
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Improved Method for the Utilization of Nitre Cake.
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GB111875A
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Improved Method for the Utilization of Nitre Cake.
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GB110405A
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Improvements in the Treatment of Nitre Cake.
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US1298334A
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Method for the utilization of niter cake.
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GB191512832A
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Improved Method for the Utilization of Nitre Cake.
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GB191322778A
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Improved Method of, and Apparatus for Concentrating Sewage Sludge.
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GB191128328A
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Improved Apparatus and Method for the Obtainment of Concentrated Sewage Sludge.
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GB191016953A
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Improved Method of and Apparatus for Drying Organic Matter and Substances containing the same.
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GB190928516A
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Improved Method of and Apparatus for Drying Sewage Sludge.
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US1025622A
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Treatment of sewage-sludge.
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GB190824483A
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Improvements connected with Centrifugal Apparatus for Separating Solids from Liquids.
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GB190822140A
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Improved Method of, and Apparatus for, Desiccating Sewage Sludge.
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GB190816397A
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Improvements in the Treatment of Sewage Sludge.
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GB190719988A
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Improvements in the Treatment of Ammonia Liquors before and after Distillation.
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GB190707932A
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Improvement in the Treatment of Effluents from Ammonia Stills.
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GB190623606A
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Improved Apparatus for Evaporating at less than Atmospheric Pressure.
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GB190619922A
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Improved Retort for Distilling by Means or with the Aid of Open Steam.
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GB190520837A
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Improved Method of Manufacturing Sulphate of Ammonia.
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