Air separation

Details Air separation Air separation

1993-04-06

1994-06-07

Bertsch, Richard A.

Power plants

Combustion products used as motive fluid

60 3953, 60 3954, 60 3959, 62 39, 75466, 75958, 266155, 266160, F02G 300

Patent

active

053178629

ABSTRACT:
In a process integration, particularly with a blast furnace, nitrogen under pressure is moisturized by the addition to it of hot, pressurized water. The moisturized nitrogen is expanded and power thereby generated. The nitrogen is not mixed with combustion gases. Improved heat balance and work recovery are achieved.

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patent: 4729217 (1988-03-01), Kehlhofer
patent: 4806136 (1989-02-01), Kiersz et al.
patent: 5080703 (1992-01-01), Rathbone
patent: 5081845 (1992-01-01), Allam et al.

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