Drying and gas or vapor contact with solids – Apparatus – With means to treat gas or vapor
Reexamination Certificate
2005-09-13
2005-09-13
Gravini, Stephen (Department: 3749)
Drying and gas or vapor contact with solids
Apparatus
With means to treat gas or vapor
C034S077000, C034S093000, C034S203000
Reexamination Certificate
active
06941673
ABSTRACT:
A closed-type drying system a drying chamber with glass windows to allow light entering, an condensation and heating system connected between two distal ends of the drying chamber and controlled by an automatic control system, the condensation and heating system including an air blower for blowing air through the drying chamber, a heater for heating air passing through the drying chamber, two evaporators for condensing moisture from output air of the drying chamber, a heat energy reclamation chamber connected between the air blower and the evaporator, a condenser mounted inside the heat energy reclamation chamber for preheating air passing through the heat energy reclamation chamber, a first compressor mounted in the heat energy reclamation chamber for heat exchange with the flow of air passing through reclamation chamber, and a second compressor adapted to provide low temperature conditions (if needed) in the drying chamber.
REFERENCES:
patent: 4440861 (1984-04-01), McCarthy
patent: 5119571 (1992-06-01), Beasley
patent: 6233841 (2001-05-01), Beach
patent: 6243968 (2001-06-01), Conrad et al.
patent: 6321460 (2001-11-01), Jin
Chen Ho Hsien
Huang Jwo Jyh
Gravini Stephen
National Pintung University of Science and Technology
Pro-Techtor Inter-national Services
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