Main > ORGANIC CHEMICALS > Hydrocarbons > Naphtha > Reforming > Catalyst

Product USA. U

PATENT ASSIGNEE'S COUNTRY USA
UPDATE 05.00
PATENT ASSIGNEE This data is not available for free
PATENT CLAIMS 425-565C, 350-2500 kPa, LHSV 1-5/hour, & H/Hydrocarbon 2-10 with dual-function catalyst comprising mixt of refractory inorg oxide support with multigradient metal comp comprising
- In (0.1-5%)
- Group IVA metal (0.01-5%)
- Halogen comp (0.1-10%)
- Pt (0.01-2%)
Wherein catalyst particles characterized as contg > 40% Pt in 50-micron surface layer of the particles & concn of Pt in 50-micron surface layer is > 5 times concn of Pt in central core having diam. that is 50% of diam of particles
PATENT PHOTOCOPY Available on request

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