Fuel and related compositions – Consolidated solids – Carbonized material
Reexamination Certificate
2011-03-22
2011-03-22
Toomer, Cephia D (Department: 1771)
Fuel and related compositions
Consolidated solids
Carbonized material
C044S592000, C044S607000, C044S608000, C044S620000, C044S628000, C044S629000
Reexamination Certificate
active
07909896
ABSTRACT:
An improved process for the production of smokeless (low CO2—CO emitting) boiler fuels which have been obtained by careful temperature control and the addition of waste, trash or other carbonaceous material during carbonization of various coal materials such as tar sands, bituminous coal, peat lignite, and oil shale.
REFERENCES:
patent: 3576734 (1971-04-01), Bennett
patent: 4273643 (1981-06-01), Bennett
patent: 4935036 (1990-06-01), Ikura
Bennett Engineers and Associates of Austin Colorado
Toomer Cephia D
Woodard Emhardt Moriarty McNett & Henry LLP
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