Hifumi Nagai

Person

Oita, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of separating rhodium from platinum and/or palladium
- Patent number 7,951,223
- Issue date May 31, 2011
- JX Nippon Mining & Metals Corporation
- Hifumi Nagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Apparatus for removing ruthenium from solution containing platinum...
- Patent number 7,938,880
- Issue date May 10, 2011
- JX Nippon Mining & Metals Corporation
- Hifumi Nagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing ammonium hexachlororuthenate and ruthenium pow...
- Patent number 7,601,198
- Issue date Oct 13, 2009
- Nippon Mining & Metals Co., Ltd.
- Hifumi Nagai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Copper-alloy foil to be used for laminate sheet
- Patent number 6,767,643
- Issue date Jul 27, 2004
- Nippon Mining & Metals Co., Ltd.
- Hifumi Nagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF SEPARATING RHODIUM FROM PLATINUM AND/OR PALLADIUM
- Publication number 20100180730
- Publication date Jul 22, 2010
- Hifumi Nagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
APPARATUS FOR REMOVING RUTHENIUM FROM SOLUTION CONTAINING PLATINUM...
- Publication number 20100135875
- Publication date Jun 3, 2010
- NIPPON MINING & METALS CO., LTD.
- Hifumi Nagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Apparatus for removing ruthenium from solution containing platinum...
- Publication number 20090008840
- Publication date Jan 8, 2009
- NIPPON MINING & METALS CO., LTD.
- Hifumi Nagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for producing ammonium hexachlororuthenate and ruthenium pow...
- Publication number 20080199386
- Publication date Aug 21, 2008
- Nippon Mining & Metals Co., Ltd.
- Hifumi Nagai
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Copper-alloy foil to be used for laminate sheet
- Publication number 20030044597
- Publication date Mar 6, 2003
- Hifumi Nagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Copper-alloy foil to be used for laminate sheet
- Publication number 20020155021
- Publication date Oct 24, 2002
- Hifumi Nagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Hifumi Nagai

Person

Patents Grantslast 30 patents

Method of separating rhodium from platinum and/or palladium

Apparatus for removing ruthenium from solution containing platinum...

Method for producing ammonium hexachlororuthenate and ruthenium pow...

Copper-alloy foil to be used for laminate sheet

Patents Applicationslast 30 patents

METHOD OF SEPARATING RHODIUM FROM PLATINUM AND/OR PALLADIUM

APPARATUS FOR REMOVING RUTHENIUM FROM SOLUTION CONTAINING PLATINUM...

Apparatus for removing ruthenium from solution containing platinum...

Method for producing ammonium hexachlororuthenate and ruthenium pow...

Copper-alloy foil to be used for laminate sheet

Copper-alloy foil to be used for laminate sheet