CM-PATRA / record

(no English title in the source record)

Publication

IN-2014KN03064-A on Google Patents

Filed / published / granted

2013-08-06 / 2015-05-08 / n/a

Offices

IN (includes the Indian office)

Applicants

Deepgreen Engineering Pte Ltd (SG, foreign-industry)

Minerals

Iron / Steel / Manganese / Chromium (not on list)

Stages

Recycling / secondary sources, Hydrometallurgy (leaching, solvent extraction)

CPC

C22B7/007, C22B47/0063, C22B47/0081, C22B3/44, C22B47/00

Abstract (first 170 chars)

An improved method for treating manganese-containing materials, such as seafloor manganese nodules, by leaching such materials with aqueous HNO3 and polymerized nitric ox