Measuring and testing – Gas analysis
Reexamination Certificate
2006-05-30
2008-10-14
Williams, Hezron E. (Department: 2856)
Measuring and testing
Gas analysis
Reexamination Certificate
active
07434447
ABSTRACT:
In certain embodiments, an apparatus includes an oxygen depletion sensor (ODS) includes a thermocouple, a first nozzle configured to direct heat from combustion of a first gas, liquid, or combination thereof to the thermocouple, a second nozzle configured to direct heat from combustion of a second gas, liquid, or combination thereof to the thermocouple, and a first igniter.
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Frank Rodney T
Knobbe Martens Olson & Bear LLP
Williams Hezron E.
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