Chemistry: fischer-tropsch processes; or purification or recover – Treatment of feed or recycle stream
Reexamination Certificate
2006-08-29
2006-08-29
Parsa, J. (Department: 1621)
Chemistry: fischer-tropsch processes; or purification or recover
Treatment of feed or recycle stream
C518S700000, C518S715000
Reexamination Certificate
active
07098251
ABSTRACT:
Hydrocarbons are prepared, liquid at the reaction temperature, by feeding synthesis gas into three-phase turbulent reactors wherein the solid phase, consisting of the catalyst in particle form, is kept in suspension in the liquid phase by the rising synthesis gas. The reaction product is separated/filtrated in continuous from the catalyst dispersed therein, by means of a separation/filtration unit consisting of several filtration cartridges, each consisting of at least two porous filtering elements, the first having an average pore diameter ranging from 0.5 to 15 μm, whereas the second has an average pore diameter ranging from 0.002 to 0.1 μm.
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Belmonte Giuseppe
Clerici Gabriele Carlo Ettore
ENI S.p.A.
Enitecnologie S.p.A.
Institut Francais du Pe'trole
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Parsa J.
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