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Improvements relating to the dehydrogenation of paraffins and paraffin-olefin mixtures
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Hydrogenation process
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Improvements in hydrogenating catalysts
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Reclaiming catalysts
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Hydrogenation of liquid olefin polymers
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Process for preparing catalysts
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Production of valuable carbonaceous substances
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Process for preparing improved hydrogenation catalysts in lump form
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Process for improving fuel oil
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Thermal treatment of carbonaceous materials with suitable catalysts
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Production of valuable liquid products from pressure extracts of solid carbonaceous material
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Production of lower boiling hydrocarbons from heavy hydrocarbons
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Reaction on carbonaceous materials with hydrogenating gases
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Low temperature hydrogenation process
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Process for the production of valuable hydrocarbon products by the extraction of solid carbonaceous materials
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Process for the production of valuable hydrocarbon products by treatment of carbonaceous material with hydrogenating gases
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Production of valuable hydrocarbon products
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Method of improving knock rating of naphthas
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Production of hydrocarbon products by thermal treatment of materials containing carbon
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