Method for producing exhaust gas purification catalyst

US9539564B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9539564-B2
Application numberUS-201514725793-A
CountryUS
Kind codeB2
Filing dateMay 29, 2015
Priority dateMay 30, 2014
Publication dateJan 10, 2017
Grant dateJan 10, 2017

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  1. Title

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  2. Abstract

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  5. First independent claim

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Abstract

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A method for producing iron-supporting chabazite-type zeolite, comprising the following steps in order: mixing iron(II) chloride and chabazite-type zeolite, heat treating under a reducing atmosphere, and a Hydrogen reducing.

First claim

Opening claim text (preview).

What is claimed is: 1. A method for producing iron-supporting chabazite-type zeolite, comprising the following steps in order: mixing iron(II) chloride and chabazite-type zeolite, heat treating under a reducing atmosphere, and a hydrogen reducing. 2. The method for producing according to claim 1 , further comprising an oxidizing treatment step after the hydrogen reduction step. 3. The method according to claim 1 , wherein the chabazite-type zeolite is silicoaluminophosphate. 4. The method according to claim 2 , wherein the chabazite-type zeolite is silicoaluminophosphate.

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What does patent US9539564B2 cover?
A method for producing iron-supporting chabazite-type zeolite, comprising the following steps in order: mixing iron(II) chloride and chabazite-type zeolite, heat treating under a reducing atmosphere, and a Hydrogen reducing.
Who is the assignee on this patent?
Toyota Motor Co Ltd, Univ Tokyo
What technology area does this patent fall under?
Primary CPC classification B01J29/85. Mapped technology areas include Operations & Transport.
When was this patent published?
Publication date Tue Jan 10 2017 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 2 related publications on this page (citations in our corpus or others sharing the same primary CPC).