Data processing: generic control systems or specific application – Specific application – apparatus or process – Chemical process control or monitoring system
Reexamination Certificate
2007-01-22
2010-10-12
DeCady, Albert (Department: 2121)
Data processing: generic control systems or specific application
Specific application, apparatus or process
Chemical process control or monitoring system
C700S266000, C700S270000, C700S268000, C560S347000
Reexamination Certificate
active
07813839
ABSTRACT:
A production process such as an isocyanate production process, conducted with a production facility having (a) at least two incoming streams, b) at least one exit stream and c) at least one inner recycling stream is controlled by adjusting at least one incoming stream amount by means of regulating controls to control the exit stream concentration and/or amount.
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Guhl Richard H.
Mahrenholtz Jochen
Pegel Sabine
Sevinc Erman
Then Gerhard
Bayer MaterialScience AG
Cheung Noland J.
DeCady Albert
Garland Steven R
Whalen Lyndanne M.
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