Catalyst and method for preparation thereof

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Inorganic carbon containing

Reexamination Certificate

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Details

C502S200000, C502S263000

Reexamination Certificate

active

10129126

ABSTRACT:
The invention is a catalyst formed by covering each surface of particles in a ceramic support with an alumina thin film and holding an active catalyst component with the surface of the thin film, which is large in the pore size and porosity and small in the pressure loss irrespectively of forming the alumina thin film on the surface and is produced, for example, by immersing the ceramic support in an aluminum-containing metallic compound, preliminarily firing, immersing in hot water, drying, firing and finally holding the active catalyst component on the alumina thin film on the surface of the support.

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English Language Abstract of JP 4-40237.
English Language Abstract of JP 63-218254.
English Language Abstract of JP 62-45344.
English Language Abstract of JP 5-68892.
English language Abstract of JP57-144039.
English language Abstract of JP57-10335.
English language Abstract of JP6-63423.
English language Abstract of JP 61-7860.
English language abstract of BE 1000795 (provided by WPI/Derwent).
Two English language abstracts of JP 6-182214 (provided by Patent Abstracts of Japan and WPI/Derwent).
English language Abstract of JP 11-081983.
English language Abstract of JP 5-023512.
English Language Abstract of JP 1-297145.
English Language Abstract of JP 9-158710.
English Language Abstract of JP 9-173866.
English Language Abstract of JP 9-220423.
English Language Abstract of JP 9-276708.
English Language Abstract of JP 10-099626.
English Language Abstract of JP 2001-199777.
English Language Abstract of JP 2001-187344.

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