Appeal 2006-1068
Reissue Application 08/425,766
1. A waste disposal apparatus comprising:
a first combustion chamber for incinerating waste material
in an oxygen rich atmosphere to produce ash and
exhaust containing gasses and particulate matter;
an injector for blowing air into said first combustion chamber
in excess of the amount required for normal combustion;
a second combustion chamber for firing said exhaust
containing gasses and particulate matter in an oxygen
starved atmosphere;
a damper for restricting air flow into said second
combustion chamber to an amount less than
that required for normal combustion; and
a liquid filter for capturing said particulate matter
contained in said fired exhaust and for chemically
treating said fired exhaust gasses to reduce the quantity
of CO, NO and SO contained in said fired exhaust.
It is uncontested on this appeal that reissue application claim 1 is an attempt
by Appellants to enlarge the scope of patent claim 1 by omitting from the former
the following limitation of the latter:2
2Similar scope enlargement is attempted via claim 15 which is the only other
independent claim on appeal. Specifically, this appealed claim omits the following
limitation from patent claim 15:
3
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