A cobalt containing catalyst supported on a metal oxide suitable for performing a Fischer-Tropsch reaction. A pore volume of a metal oxide support, before loading of cobalt thereon, is within the range of 0.35 to 0.85 cc/g. The support has an average pore diameter before the cobalt loading and reduc
A cobalt containing catalyst supported on a metal oxide suitable for performing a Fischer-Tropsch reaction. A pore volume of a metal oxide support, before loading of cobalt thereon, is within the range of 0.35 to 0.85 cc/g. The support has an average pore diameter before the cobalt loading and reduction such that the effective average pore diameter after cobalt loading and reduction is 14 nanometers or higher. A cobalt loading of 11 weight % or higher is also provided. An alpha value higher than 0.89 in a diesel to wax weight ratio below 1.07 is provided.
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1. A cobalt containing catalyst supported on a metal oxide support, useful for performing the Fischer-Tropsch reaction in a fixed bed reactor, which catalyst comprises: a. a metal oxide support of a pore volume, before loading of cobalt thereon, within the range of 0.35 to 0.85 cc/g;b. the metal oxi
1. A cobalt containing catalyst supported on a metal oxide support, useful for performing the Fischer-Tropsch reaction in a fixed bed reactor, which catalyst comprises: a. a metal oxide support of a pore volume, before loading of cobalt thereon, within the range of 0.35 to 0.85 cc/g;b. the metal oxide support having an average pore diameter, before the cobalt loading and reduction, as defined by the following equation: Support APD=(0.4372×wt % Co+10.48)×(Area−32)(0.0113−0.0032×wt % Co) such that the effective average pore diameter, after cobalt loading and reduction is 14 nm or higher; c. a catalyst particle size between 0.4 to 1 mm;d. a mechanical strength of the catalyst, if in extrudate form, of at least 1 lb/mm;e. a methane selectivity below 12 (Carbon) wt %;f. a cobalt loading of 11 wt % or higher;g. an alpha value higher than 0.89; andh. a diesel to wax weight ratio below 1.07. 2. The catalyst of claim 1 wherein the catalyst further comprises one or more promoters chosen from the group consisting of: Pt, Pd, Ru, Re, Cu and Ag in amounts ranging from 0.01 to 3 wt %. 3. The catalyst of claim 1 wherein the catalyst further comprises one or more promoters chosen from the group consisting of: Mn, Ba, Si, Ti, Ce, Zr, La, Na, K, Zn, Ag, Cu, Li, Ca, Cr, Ni, Fe, V, Sn, Ga, Sb, Th and W in amounts ranging from 0.1 to 15 wt %. 4. The catalyst of claim 1 wherein the metal oxide is chosen from the group consisting of: silica, alumina, titania, zirconia or combinations thereof. 5. The catalyst of claim 4 wherein the metal oxide is alumina. 6. The catalyst of claim 1 wherein the support is treated with a strong acid before or after extrusion to increase crush strength. 7. The catalyst of claim 6 wherein the strong acid is acetic acid or nitric acid. 8. A cobalt containing catalyst supported on a metal oxide, useful for performing the Fischer-Tropsch reaction in a slurry bubble column reactor, which catalyst comprises: a. a metal oxide support having a pore volume, before loading of cobalt thereon, within the range of 0.35 to 0.85 cc/g;b. the metal oxide support having an average pore diameter, before the cobalt loading and reduction, as defined by the following equation: Support APD=(0.4372×wt % Co+10.48)×(Area−32)(0.0113−0.0032×wt % Co) such that the effective average pore diameter, after cobalt loading and reduction, is 14 nm or higher; c. a catalyst particle size between 20 to 250 μm;d. a methane selectivity below 12 (Carbon) wt %;e. a cobalt loading of 11 wt % or higher;f. an alpha value higher than 0.89; andg. a diesel to wax weight ratio below 1.07. 9. The catalyst of claim 8 wherein the catalyst further comprises one or more promoters chosen from the group consisting of: Pt, Pd, Ru, Re, Cu and Ag in amounts ranging from 0.01 to 3 wt %. 10. The catalyst of claim 8 wherein the catalyst further comprises one or more promoters chosen from the group consisting of: Mn, Ba, Si, Ti, Ce, Zr, La, Na, K, Zn, Ag, Cu, Li, Ca, Cr, Ni, Fe, V, Sn, Ga, Sb, Th and W in amounts ranging from 0.1 to 15 wt %. 11. The catalyst of claim 8 wherein the metal oxide is chosen from the group consisting of: silica, alumina, titania, zirconia or combinations thereof. 12. The catalyst of claim 11 wherein the metal oxide is alumina. 13. The catalyst of claim 8 wherein the support is treated with a strong acid before metal addition to increase crush strength. 14. The catalyst of claim 13 wherein the strong acid includes acetic acid or nitric acid.
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