Norihisa Toki

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Ehime, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for a treatment for wastewater containing aluminum, magnesiu...
- Patent number 9,751,783
- Issue date Sep 5, 2017
- Sumitomo Mental Mining Co., Ltd.
- Hiroshi Kobayashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Removal method of manganese from waste water
- Patent number 9,657,370
- Issue date May 23, 2017
- Sumitomo Metal Mining Co., Ltd.
- Hiroshi Kobayashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing raw material for ferronickel smelting from low...
- Patent number 8,747,787
- Issue date Jun 10, 2014
- Sumitomo Metal Mining Co., Ltd.
- Hiroshi Kobayashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recovering nickel from sulfuric acid aqueous solution
- Patent number 8,580,213
- Issue date Nov 12, 2013
- Sumitomo Metal Mining Co., Ltd.
- Hiroshi Kobayashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING RAW MATERIAL FOR FERRONICKEL SMELTING FROM LOW...
- Publication number 20130074653
- Publication date Mar 28, 2013
- SIMITOMO METAL MINING CO., LTD.
- Hiroshi Kobayashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR A TREATMENT FOR WASTEWATER CONTAINING ALUMINUM, MAGNESIU...
- Publication number 20130001173
- Publication date Jan 3, 2013
- Sumitomo Mental Mining Co., Ltd.
- Hiroshi Kobayashi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
REMOVAL METHOD OF MANGANESE FROM WASTE WATER
- Publication number 20110163042
- Publication date Jul 7, 2011
- Sumitomo Metal Mining Co., Ltd.
- Hiroshi Kobayashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECOVERING NICKEL FROM SULFURIC ACID AQUEOUS SOLUTION
- Publication number 20110135547
- Publication date Jun 9, 2011
- Sumitomo Metal Mining Co., Ltd.
- Hiroshi Kobayashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...