Method for determining the concentration of hydrogen...

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Reexamination Certificate

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Reexamination Certificate

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07148490

ABSTRACT:
The present invention is directed to a method for determining the concentration of hydrogen peroxide in a chemical process stream which may include interfering components. Still further, this invention is directed to a method and apparatus for the on-line, automated determination and control of hydrogen peroxide in a process stream.

REFERENCES:
patent: 5715173 (1998-02-01), Nakajima et al.
patent: 6023065 (2000-02-01), Garver, Jr.
patent: 6269680 (2001-08-01), Prieve et al.
patent: 6686594 (2004-02-01), Ji et al.
patent: 6774992 (2004-08-01), Garver et al.
patent: 6940073 (2005-09-01), Chai et al.
patent: 2003/0025909 (2003-02-01), Hallstadius

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