Sökning: "demetallization"

Hittade 1 avhandling innehållade ordet demetallization.

1. 1. Fluid Catalytic Cracking Catalyst Demetallization and Reactivation, Modeling of Catalytic Cracking, and Use of Microwaves to Heat Fluid Beds

   Författare :Frank J. Elvin; Chalmers tekniska högskola; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; pilot plant; nickel and vanadium deposition; catalyst; reactivation; demetallization; catalytic cracking; and microwave heating; MAT; fluid bed;

   Sammanfattning : The fluid catalytic cracking unit (FCCU), the major conversion unit in an oil refinery, uses a silica-alumina zeolite catalyst to convert heavy hydrocarbons to light hydrocarbons. A small fraction of the catalyst must be continually replaced with fresh catalyst to maintain activity. LÄS MER