Improvements in Apparatus for Ventilating Sewers, Drains, and the like and Preventing the Formation of Sewer Gas, applicable also for Ventilating and Deodorizing Rooms.
GB190629012A
Improved Construction of Apparatus for Ventilating Sewers, Drains and the like, and Preventing the Formation of Sewer Gas.
GB190323746A
Improved Construction of Sprayer.
GB190323747A
Improvements connected with Sewer Manholes or Shafts.
GB190323749A
Improvements connected with Pumping Apparatus.
GB190009819A
Improvements in the Method of Treating Sewage and Sewage Effluents.
GB189820118A
Improved Method of Effecting the Purification of Sewage Effluents and in Appliances employed therewith and therefor.
US631229A
Process of treating sewage.
US681579A
Apparatus for treating sewage.
US631228A
Method of disinfecting.
US671353A
Method of treating sewage.
GB189709566A
Improvements in or connected with the Treatment of Sewer Air or other Obnoxious Gases and also Sewage Matter during Transit in Drains.
GB189709558A
Improvements in or relating to the Treatment of Sewage.
GB189522502A
Improved Means and Appliances for the Treatment of Sewage at Precipitating and at Outfall Works.
GB189518185A
Improved Means of Purifying the Air of Drains and Sewers, or for Suppressing Noxious Vapours Generally.
