Process for catalyst preparation
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United States of America Patent
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Nov 19, 2002
Issued Date -
N/A
app pub date -
Jun 20, 2000
filing date -
Apr 9, 1996
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Abstract
The invention concerns the preparation of a catalyst comprising a support comprising at least one oxide of the element Si, Al, Ti, Zr, Sn, Zn, Mg or Ln (where Ln is a rare earth), cobalt, titanium, at least one element A selected from the group formed by copper, ruthenium, platinum, palladium, scandium and yttrium, and characterized in that it comprises at least the following successive steps: (1) forming a precursor comprising at least cobalt, element A and the support; (2) at least partial reduction of said precursor in the presence of at least one reducing compound; and (3) depositing titanium on the reduced precursor. The invention also concerns the catalyst which can be produced using this process and the use of the catalyst in a process for synthesising C.sub.5.sup.+ hydrocarbons from synthesis gas.
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