An Extraction Process Of Metals From Jarosite

Abstract: The present disclosure discloses a process for extraction of silver, zinc, and lead from jarosite residue obtained during zinc production process. The process of extracting silver, lead and zinc concentrates from jarosite comprising the steps of roasting jarosite at a temperature in the range of 600˚C – 900˚C to obtain roasted jarosite and subjecting roasted jarosite to froth flotation with reagents to obtain the aqueous solution of zinc and solid concentrate of silver and lead

Patent Information

Application #

Filing Date

22 May 2023

Publication Number

48/2024

Publication Type

INA

Invention Field

METALLURGY

Status

Email

Parent Application

Applicants

HINDUSTAN ZINC LIMITED

CENTRAL RESEARCH AND DEVELOPMENT LAB. UDAIPUR, RAJASTHAN -313024

Inventors

1. ARNAB KUNDU

CENTRAL RESEARCH AND DEVELOPMENT LAB., HINDUSTAN ZINC LIMITED. UDAIPUR, RAJASTHAN -313024.

2. UDAY SHANKAR AGARWAL

CENTRAL RESEARCH AND DEVELOPMENT LAB., HINDUSTAN ZINC LIMITED. UDAIPUR, RAJASTHAN -313024

Specification

DESC:as attached ,CLAIMS:as attached

Documents

Application Documents

#	Name	Date
1	202311035370-STATEMENT OF UNDERTAKING (FORM 3) [22-05-2023(online)].pdf	2023-05-22
2	202311035370-PROVISIONAL SPECIFICATION [22-05-2023(online)].pdf	2023-05-22
3	202311035370-FORM 1 [22-05-2023(online)].pdf	2023-05-22
4	202311035370-DRAWINGS [22-05-2023(online)].pdf	2023-05-22
5	202311035370-FORM-26 [22-08-2023(online)].pdf	2023-08-22
6	202311035370-DRAWING [09-02-2024(online)].pdf	2024-02-09
7	202311035370-CORRESPONDENCE-OTHERS [09-02-2024(online)].pdf	2024-02-09
8	202311035370-COMPLETE SPECIFICATION [09-02-2024(online)].pdf	2024-02-09
9	202311035370-Request Letter-Correspondence [29-05-2024(online)].pdf	2024-05-29
10	202311035370-Covering Letter [29-05-2024(online)].pdf	2024-05-29