Appeal No. 1999-0072
Application 08/692,466
Claims 1 through 12 stand rejected under 35 U.S.C. §
103(a) as being unpatentable over Nogami in view of Stoy and
Statler.
Reference is made to the appellants’ brief (Paper No. 13)
and to the examiner’s final rejection and answer (Paper Nos. 8
and 14) for the respective positions of the appellants and the
examiner with regard to the merits of this rejection.
Nogami discloses a system for controlling the flow of two
components A and B so as to produce a blended product C having
a desired component ratio. The system includes, inter alia,
first and second flow signal generators 1 and 2 for detecting
or measuring the flows of components A and B, a valve 4 for
controlling the flow of component B as compared with the flow
of component A, and a device 3 for regulating the control
valve in response to the flow signal generators to achieve the
desired product component ratio.
Stoy discloses “a method and apparatus for controlling
phase splitting of gas-liquid mixtures flowing through
reducing branch T pipe junctions and, in particular, . . . a
method and apparatus which will assure that the reduced
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