Improvements introduced in the aros for rectifier columns, apparatus of distillation of currents of opposite sense and analogue installations
ES165888A1
A procedure for elaborating the residual acids resulting from nitrations
ES162961A1
Procedure for the transformation of aqueous animic acid of infraentectic concentration in nitric acid of superenetech concentration until the proximity of the monohydrate
ES158858A1
A procedure for the automatic regulation of concentration facilities
ES156967A1
A procedure to cool the hot concentrates that contain mud, resulting from the concentration of acids, especially of high pool of boiling
ES155891A1
Procedure for obtaining oleum, from sulfuric acid
ES145212A1
A boiler for the cooking and evaporation of sulfuric acid and liquids with similar physical qualities.
CA153539A
Concentration of watery nitric acids
GB191224051A
Improvements in or relating to Electrodes for use in Producing Endothermic Gas Reactions.
GB191221478A
Improvements in or relating to Electric Furnaces for Producing Gas-re-actions.
CA143682A
Method and apparatus for comminuting saltpeter, potassium or magnesium chloride
CA138903A
Process of distilling and concentrating liquids
CA134933A
Process of absorbing nitrous gases
GB191114121A
Improvements in or relating to the Absorption of Nitrous Gases.
GB191114122A
Improvements in or relating to the Absorption of Strongly Diluted Nitrous Gases.
GB191109466A
Improvements in or relating to Valve Gear for Apparatus for Raising or Forcing Liquids by Compressed Air.
CA134017A
Valve gear
CA134151A
Process of drying gases or vapours
GB191108533A
Improvements in or relating to the Drying of Gases or Vapours.
