← EPO Patent Bulletin

METHOD FOR SEPARATING COPPER FROM NICKEL AND COBALT

Publication EP3702481A1 Kind: A1 Mar 25, 2026

Applicants

Sumitomo Metal Mining Co., Ltd.

Inventors

HIGAKI Tatsuya, TAKENOUCHI Hiroshi, KOBAYASHI Hiroshi, ASANO Satoshi

IPC Classifications

C22B 23/00 20060101AFI20210604BHEP C22B 3/08 20060101ALI20210604BHEP C22B 3/44 20060101ALI20210604BHEP C22B 7/00 20060101ALI20210604BHEP C01G 3/12 20060101ALI20210604BHEP C01G 51/10 20060101ALI20210604BHEP C01G 53/10 20060101ALI20210604BHEP C22B 15/00 20060101ALI20210604BHEP C22B 3/00 20060101ALI20210604BHEP H01M 4/525 20100101ALI20210604BHEP H01M 10/0525 20100101ALI20210604BHEP H01M 10/54 20060101ALI20210604BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR