Coating processes – Spraying – Moving nozzle or projector
Reexamination Certificate
2006-09-12
2006-09-12
Meeks, Timothy (Department: 1762)
Coating processes
Spraying
Moving nozzle or projector
C427S421100, C427S181000, C118S313000, C118S323000, C118S315000
Reexamination Certificate
active
07105204
ABSTRACT:
The exterior surface of a pipe is coated around its full perimeter without rotation of the pipe or the complete coating apparatus. In one example, the coating apparatus includes coating heads attached to a rotor with the coating material supplied under positive air pressure via a stator. The coating heads rotate with the rotor and eject coating material onto the exterior surface of the pipe. In a second example, the coating apparatus is stationary and coating material is delivered under positive air pressure though chambers within the apparatus.
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“Sprays”. Kirk-Othmer. Encyclopedia of Chemical Technology. 4th Ed. vol. 22. pp. 687-688.
“Coating Processes”. Kirk-Othmer. Encyclopedia of Chemical Technology. 4th Ed. vol. 6. pp. 661-667.
Meeks Timothy
Post Philip O.
Turocy David
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