Distillation: apparatus – Apparatus – Accessories and details
Patent
1991-03-11
1992-08-18
Woodard, Joye L.
Distillation: apparatus
Apparatus
Accessories and details
202239, 212166, 212223, B66C 2318
Patent
active
051396190
ABSTRACT:
An apparatus and method for raising, moving and lowering a massive coker chute cover are provided. One embodiment of the invention comprises engaging the cover with a lift plate, raising the lift plate, and, moving the lift plate, the course of the movement being in the arc of a circle, lowering the lift plate, and releasing the cover from the plate.
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patent: 4225393 (1980-09-01), Gregor et al.
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patent: 5035336 (1991-07-01), Schmitz et al.
Atlantic Richfield Company
Pruitt Tom F.
Woodard Joye L.
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