Cleaning and liquid contact with solids – Processes – Using sequentially applied treating agents
Reexamination Certificate
2003-11-14
2010-06-08
Douyon, Lorna M (Department: 1796)
Cleaning and liquid contact with solids
Processes
Using sequentially applied treating agents
C134S026000, C134S030000, C134S022100, C134S022110, C134S022140, C134S022190, C510S265000, C510S266000, C510S253000
Reexamination Certificate
active
07731803
ABSTRACT:
The present invention is directed to a composition, and a process employing same, for descaling, cleaning and inhibiting the corrosion of process equipment made of steel by including an inhibitory effective amount of acridine orange in the composition.
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patent: 2003/0083214 (2003-05-01), Kakizawa et al.
Abelman ,Frayne & Schwab
Douyon Lorna M
Nguyen Tri V
Saudi Arabian Oil Company
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