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ES1878005816A1878-03-161878-03-16Aparato para preparar el gas de alumbrado combinando aire, substancias grasas y el manganeso de sosa.
ExpiredES5816H1
(es)
Absorcion de gases acidos del aire atmosferico o de gases de combustion, que comprende dirigir dichos gases al absorbedor de pulverizacion horizontal, inyectar una solucion de naoh al 8%, separar el carbonato de calcio, separar el sulfito como sulfato de bario, separar nitrito y nitrato; y absorbedor de pulverizacion horizontal.
Un procedimiento de calefacción previa del aire, que alimenta la combustión de una pieza metálica, para hacer más intensos los efectos luminosos de aquellas.
Sistema de aparato para ventilar, purificar y desinfectar el aire mezclándolo con gases o vapores, enfriarlo o calentarlo y distribuirlo convenientemente según sea necesario.