CM-PATRA / record

Energy efficient system and method for fluidized bed roasting of spent catalyst to recover metal values

Publication

WO-2021019564-A1 on Google Patents

Filed / published / granted

2020-07-28 / 2021-02-04 / n/a

Offices

WO

Applicants

Rubamin Private Ltd (IN, industry)

Minerals

Vanadium, Tungsten, Molybdenum

Stages

Hydrometallurgy (leaching, solvent extraction), Ore preparation / agglomeration

CPC

C22B3/12, C22B34/365, C22B3/44, C22B34/225, C22B34/345, C22B1/04

Abstract (first 170 chars)

The present invention relates to an energy efficient system and method for oxidative roasting of waste catalysts bearing precious metals like molybdenum, vanadium, tungst