Chemistry: electrical and wave energy – Processes and products – Electrophoresis or electro-osmosis processes and electrolyte...
Reexamination Certificate
2005-03-29
2005-03-29
Mayekar, Kishor (Department: 1753)
Chemistry: electrical and wave energy
Processes and products
Electrophoresis or electro-osmosis processes and electrolyte...
C204S622000, C435S034000, C435S287500, C436S133000, C436S146000
Reexamination Certificate
active
06872291
ABSTRACT:
The presence of biological contaminants in a liquid coating composition is determined by measuring the carbon dioxide content of the atmosphere above the liquid and comparing the measured carbon dioxide level to a baseline carbon dioxide level. A biocide can be added to the liquid when the measured carbon dioxide level reaches a predetermined value to control the level of biological contaminants in the liquid coating composition.
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Boyd Donald W.
Zawacky Steven R.
Altman Deborah M.
Mayekar Kishor
PPG Industries Ohio Inc.
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