System consists of negative-lift airfoil mounted at or near top of smokestack without obstructing flow of effluents from stack. Controls adjust negative lift and drag of airfoil, for changing orientation of airfoil to maintain proper airflow over foil and for adjusting its vertical location with respect to top of smokestack.
Airfoil disperses smokestack effluents upward
1975-05-01
Miscellaneous
No indication
English
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