Appeal No. 96-3376
Application 08/164,889
mixing process, and that degassing means for this purpose may be
provided in the rotor base for removing gas "from adjacent said
axis of rotation within said housing to the exterior of said
housing," as in appellants' claim 27 on appeal. We also agree
with the examiner that the disclosure of Ahs, at column 4, lines
12-23, considered together with the teachings of Carre, would
have
provided ample suggestion to one of ordinary skill in the art
to put a means for introducing a treatment fluid at a location
remote from the inlet of the mixer of Carre, in addition to the
means (6) therein for introducing a treatment fluid adjacent the
inlet of the mixer.
The next rejection for our consideration is that of
claims 25, 30, 36 and 38 under 35 U.S.C. § 103 based on Carre in
view of Forbes. Independent claim 30 sets forth a mixer wherein
the rotor comprises
a substantially disc-shaped base having a
center about which said rotor can rotate, and
a diameter; a hub at said center of said base
for connecting said base to said rotary drive
mechanism; and a first ring substantially
concentric with said base and extending out-
wardly from said base, said first ring having
7
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