Japan Agency for Marine-earth Science and Technology

Yasuhiro Namba

Yoshihisa Kawamura

Ikuo Sawada

Masanori Kyo

Keita Akiyama

Eigou Miyazaki

Mikito Furuichi

A method for recovering rare-earth mud including steps of: (A) penetrating a mud gathering pipe into a layer containing rare-earth mud under the seafloor, (B) preparing a slurry containing a rare earth by loosening rare-earth mud in the mud gathering pipe, and (C) transferring the slurry through a mud raising pipe. A rare-earth mud recovery system including: a mud gathering pipe configured to penetrate into a layer containing rare-earth mud under a seafloor; a stirring device configured to loosen rare-earth mud in the mud gathering pipe; and a mud raising pipe connected to the mud gathering pipe.

Growing community of inventors

Yokosuka, Japan

Yasuhiro Namba