Johnson Matthey Public Limited Company

Daniel L Troland

R Bradford Fortner

Dale Albert Roberts

Andrew Michael Bortz

Richard Peter Rose

Daniel Mason

Paul Obelcz

A fluid feed ring (), a substrate coating apparatus () and a method are provided for coating a substrate () with a catalyst component. The fluid feed ring () comprises an annular body () having an inner face () bounding a central bore of the fluid feed ring. A fluid feed port () receives the liquid and a plurality of outlet apertures () on the inner face of the annular body discharge the liquid onto a piston face () of the substrate coating apparatus (). A distribution channel () extending at least part-way around the annular body () provides fluid communication between the fluid feed port () and the plurality of outlet apertures ().

Fluid feed ring and associated apparatus and method

A method of coating a substrate with a liquid comprising a catalyst component, the method comprising:

Method of coating a substrate with a catalyst component

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Conshohocken, PA, United States of America

Daniel L Troland