Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Reexamination Certificate
2007-08-30
2010-12-14
Porta, David P (Department: 2884)
Radiant energy
Invisible radiant energy responsive electric signalling
Infrared responsive
Reexamination Certificate
active
07851760
ABSTRACT:
The invention pertains to a method for controlling the Limiting Oxygen Value (LOV) of a reactor for producing ethylene oxide using a tunable diode laser. The sample to be tested is extracted. A method for controlling oxygen analyzer safety shutdown for a reactor for producing ethylene oxide using a tunable diode laser is also described.
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Darling Vernon D.
Mahoney Louise A.
Tate James D.
Dow Global Technology Inc.
Kim Kiho
Porta David P
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