Plant for producing gaseous oxygen
Номер патента: CA1212310A
Опубликовано: 07-10-1986
Автор(ы): Brian A. Mcneil
Принадлежит: Air Products and Chemicals Inc
Опубликовано: 07-10-1986
Автор(ы): Brian A. Mcneil
Принадлежит: Air Products and Chemicals Inc
Реферат: ABSTRACT A plant for producing gaseous oxygen which plant comprises a heat exchanger (6) for cooling feed air, a double distillation column (7) having a high pressure column (8) for receiving at least part of said feed air, and a low pressure column (15), a liquid oxygen storage vessel (19) communicating with said low pressure column (15) and a liquid storage vessel (37) communicating with said high pressure column (8), characterized in that said plant further comprises an expander (27) arranged to expand vapour from said high pressure column (8) and pass the expanded vapour through said heat exchanger (6) and further characterized in that said plant comprises means to control the flow of vapour through said expander (27).
Process and plant for destilling air for obtaining gaseous oxygen in variable quantities
Номер патента: EP0489617B1. Автор: Bernard Darredeau. Владелец: LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude. Дата публикации: 1993-12-22.