US Patent 7147892 Monolith coating apparatus and method therefor

Patent 7147892 was granted and assigned to Johnson Matthey on December, 2006 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

Johnson Matthey

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7147892

Date of Patent

December 12, 2006

Patent Application Number

10628543

Date Filed

July 28, 2003

Patent Citations Received

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US Patent 11654425 Method of coating a substrate with a washcoat

Patent Primary Examiner

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Stuart Hendrickson

Patent abstract

Apparatus for coating a support such as a monolithic catalyst support (5) comprises a dispenser (1) for dispensing a predetermined quantity of coating liquid, a containment (2) for the liquid and a source of vacuum (8, 9) which can be actuated to draw the entire quantity of coating liquid into the support (5). The apparatus and method are particularly useful for coating car catalysts without wastage and with increased design options.