Coating apparatus – With vacuum or fluid pressure chamber – With means to apply electrical and/or radiant energy to work...
Reexamination Certificate
2007-12-18
2007-12-18
Edwards, Laura (Department: 1734)
Coating apparatus
With vacuum or fluid pressure chamber
With means to apply electrical and/or radiant energy to work...
C118S620000, C118S621000, C118S326000
Reexamination Certificate
active
10547168
ABSTRACT:
An installation for the electrostatic oiling of metal strips, with an integral system for heating the fluid circuits which allows the application of products which are solid at room temperature with melting point of 30-50° C., wherein the main heated components of the installation are constituted by: a container (3) provided with double wall an shell and bottom within which diathermic oil circulates, a heated circulation pump (5); an electrical passage heater (6); heated Duplex filters (7, 13); heated metering pumps (8); heated pipelines (4, 12, 14); a heated booth (20); heated self-priming pump (16).
REFERENCES:
patent: 3511693 (1970-05-01), Davidson
patent: 4221185 (1980-09-01), Scholes et al.
patent: 4344381 (1982-08-01), Ostrowski et al.
patent: 4904505 (1990-02-01), Ison et al.
patent: 797 713 (1958-07-01), None
Becker Robert W.
Edwards Laura
Ravarini Castoldi & C.S.R.L.
Robert W. Becker & Associates
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