Naoko Kikuta

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Nihama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing nickel-containing acid solution
- Patent number 8,974,754
- Issue date Mar 10, 2015
- Sumitomo Metal Mining Co. Ltd.
- Naoko Kikuta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for separating nickel and cobalt from active material contai...
- Patent number 8,888,892
- Issue date Nov 18, 2014
- Sumitomo Metal Mining Co., Ltd.
- Naoko Kikuta
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of processing cyanide ions by ozone
- Patent number 6,264,847
- Issue date Jul 24, 2001
- Sumitomo Metal Mining, Co., Ltd.
- Ryozo Ushio
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING NICKEL-CONTAINING ACID SOLUTION
- Publication number 20140308183
- Publication date Oct 16, 2014
- Sumitomo Metal Mining Co., Ltd.
- Naoko Kikuta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR SEPARATING NICKEL AND COBALT FROM ACTIVE MATERIAL CONTAI...
- Publication number 20130112043
- Publication date May 9, 2013
- Sumitomo Metal Mining Co., Ltd.
- Naoko Kikuta
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...