Appeal No. 95-2535
Application 07/987,127
synthesis reactor;
b) distributing an overall production capacity that
exceeds that of said pre-existing plant to apportion from 60
to 95% of said overall capacity to said first urea synthesis
reactor and from 5 to 40% of said capacity to said second urea
synthesis reactor.
The reference relied upon by the examiner is:
Pagani
(European Patent Application) 0 479 103 Apr. 8,
1992
Claims 9-14 stand rejected under 35 U.S.C. § 103 in view
of the teachings of Pagani.
We vacate the examiner's rejections with respect to
claims 9-14, and enter new grounds of rejection with respect
to these claims under the provisions of 37 CFR § 1.196(b).
BACKGROUND
The invention involves urea production on an industrial
scale and the upgrading of a pre-existing urea synthesis
plant. As disclosed in the specification on page 2, in the
last paragraph, the resultant urea production scheme includes
an ammonia stripping step following urea synthesis. As
indicated on pages 2 and 3 of the specification, the invention
3
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