	US 11,890,610 B2
	Cobalt ion adsorbent, method for producing same and treatment apparatus for cobalt ion-containing liquid
Takashi Sakuma, Tokyo (JP); Makoto Komatsu, Tokyo (JP); Takeshi Izumi, Tokyo (JP); Nobuyuki Hashimoto, Yamaguchi (JP); Toshimasa Seki, Yamaguchi (JP); Takafumi Tanaka, Yamaguchi (JP); and Hidenori Ishioka, Yamaguchi (JP)
Assigned to TITAN KOGYO KABUSHIKI KAISHA, Yamaguchi (JP)
Appl. No. 17/272,215
Filed by TITAN KOGYO KABUSHIKI KAISHA, Yamaguchi (JP)
PCT Filed Sep. 3, 2019, PCT No. PCT/JP2019/034616 § 371(c)(1), (2) Date Feb. 26, 2021, PCT Pub. No. WO2020/050270, PCT Pub. Date Mar. 12, 2020.
Claims priority of application No. 2018-166156 (JP), filed on Sep. 5, 2018.
Prior Publication US 2021/0316296 A1, Oct. 14, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. B01J 39/02 (2006.01); B01J 39/10 (2006.01); B01J 47/02 (2017.01); C01G 23/00 (2006.01); B01J 47/018 (2017.01); G21F 9/12 (2006.01)

CPC B01J 39/02 (2013.01) [B01J 39/10 (2013.01); B01J 47/018 (2017.01); B01J 47/02 (2013.01); C01G 23/005 (2013.01); G21F 9/12 (2013.01); C01P 2002/72 (2013.01); C01P 2004/61 (2013.01)]

12 Claims

1. A particulate cobalt ion adsorbent comprising potassium hydrogen dititanate hydrate represented by chemical formula K_2-xH_xO.2TiO₂.nH₂O wherein x is 0.5 or more and 1.3 or less, and n is greater than 0, and no binder, wherein the particulate cobalt ion adsorbent has a particle size range of 150 μm or more and 1000 μm or less.