Masayuki Oku

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sulfuric acid adding facility and operation method therefor
- Patent number 10,351,929
- Issue date Jul 16, 2019
- Sumitomo Metal Mining Co., Ltd.
- Takashi Sakamoto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Slurry-transporting facility and slurry transportation control method
- Patent number 9,651,200
- Issue date May 16, 2017
- Sumitomo Metal Mining Co., Ltd.
- Osamu Nakai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
SULFURIC ACID ADDING FACILITY AND OPERATION METHOD THEREFOR
- Publication number 20180030569
- Publication date Feb 1, 2018
- Sumitomo Metal Mining Co., Ltd.
- Takashi Sakamoto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SLURRY-TRANSPORTING FACILITY AND SLURRY TRANSPORTATION CONTROL METHOD
- Publication number 20150338027
- Publication date Nov 26, 2015
- Sumitomo Metal Mining Co., Ltd.
- Osamu NAKAI
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS