Method and reactor system for converting oxygenate...

Chemistry of hydrocarbon compounds – Plural serial diverse syntheses – With hydrocarbon effluent stream splitting for recycle to...

Reexamination Certificate

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C585S324000, C585S315000, C585S733000, C585S802000, C585S638000, C585S639000, C585S640000

Reexamination Certificate

active

07030284

ABSTRACT:
Disclosed is a method and reactor system for converting oxygenate and/or olefin contaminants in a methanol to olefin reactor system product effluent to hydrocarbons, including paraffin compounds, preferably over a sulphided catalyst of the type Nickel or Cobalt combined with Molybdenum or Tungsten. In one embodiment, the oxygenate-containing stream to be hydrogenated comprises one or more of the following streams, alone or in combination: a quench tower bottoms stream, a water absorption unit bottoms stream, a C4+ stream, and/or a C5+ stream.

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