Liquid purification or separation – With heater or heat exchanger – For filter
Reexamination Certificate
2006-05-23
2006-05-23
Popovics, Robert James (Department: 1724)
Liquid purification or separation
With heater or heat exchanger
For filter
C210S232000, C210S236000, C210S416400, C123S14250R, C123S557000
Reexamination Certificate
active
07048851
ABSTRACT:
A device for filtration of gas-oil intended to supply a diesel engine comprises an electric heating unit which includes a casing internally defining a chamber for heating the gas-oil to be filtered, a filtration unit which includes a casing internally defining a chamber for filtration of the heated gas-oil, means for connecting the heating and filtration chambers and means for assembly of the casings of the heating and filtration units. The connection means include means for directly and tightly connecting the chambers of the said units. The assembly means include means for detachable fixing of the casing of one of the heating and filtration units to the casing of the other of the said units, and means for retention in translation of one of the units relative to the other.
REFERENCES:
patent: 4372260 (1983-02-01), Baker
patent: 4491120 (1985-01-01), Hodgkins
patent: 4596224 (1986-06-01), Prager
patent: 4618423 (1986-10-01), Hodgkins
patent: 4650576 (1987-03-01), Leary et al.
patent: 2005/0005584 (2005-01-01), Decaux
patent: 2005/0016909 (2005-01-01), Decaux
Popovics Robert James
Wood David P.
Woodruff T.
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