Inventor
SHOJI HIROFUMI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “SHOJI HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO METAL MINING CO
5 patentsUS11718894B2Aug 8, 2023
Method for separating copper, and nickel and cobalt
SUMITOMO METAL MINING CO0 citations61
US9410226B2Aug 9, 2016
Ore slurry production method and metal refining method
SUMITOMO METAL MINING CO2 citations61
US10344354B2Jul 9, 2019
Nickel recovery process
SUMITOMO METAL MINING CO1 citations55
US11214849B2Jan 4, 2022
Method for recovering scandium
SUMITOMO METAL MINING CO0 citations49
US7959881B2Jun 14, 2011
Method for scrubbing an amine type extractant after stripping
SUMITOMO METAL MINING CO0 citations41
KOBAYASHI HIROSHI
3 patentsUS8580213B2Nov 12, 2013
Method for recovering nickel from sulfuric acid aqueous solution
KOBAYASHI HIROSHI4 citations60
US9751783B2Sep 5, 2017
Method for a treatment for wastewater containing aluminum, magnesium, and manganese
KOBAYASHI HIROSHI0 citations39
US9657370B2May 23, 2017
Removal method of manganese from waste water
KOBAYASHI HIROSHI0 citations39