Vacuum powered addition system

Details Vacuum powered addition system Vacuum powered addition system

2006-08-07

2009-10-20

Gibson, Randy W (Department: 2841)

Weighing scales

Weigher responsive material control

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C208S152000, C422S145000, C222S055000, C222S077000, C141S083000, C073S001360

Reexamination Certificate

active

07605333

ABSTRACT:
A method for adding material to an FCC unit is provided. In one embodiment, a method for adding material to an FCC unit includes providing a first vessel under low pressure containing a first material, moving the material through a first eductor to the FCC unit, and determining an amount of material moved dispensed from the vessel through the eductor.

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“IMS to Control Room”, Dwg. S-29, Sheet1, Intercat, Savannah, Georgia, Nov. 26, 2001.

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