The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 11, 2012

Filed:

Aug. 14, 2007
Applicants:

Jelle Rudolf Anne Sietsma, Utrecht, NL;

Adrianus Jacobus Van Dillen, Culemborg, NL;

Petra Elisabeth DE Jongh, Utrecht, NL;

Krijn Pieter DE Jong, Houten, NL;

Inventors:
Assignee:

Johnson Matthey PLC, London, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/74 (2006.01); B01J 21/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for converting a supported metal nitrate into the corresponding supported metal oxide comprises heating the metal nitrate to effect its decomposition under a gas mixture that contains nitrous oxide and has an oxygen content of <5% by volume. The method provides very highly dispersed metal oxide on the support material. The metal oxide is useful as a catalyst or as a catalyst precursor.


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