BR9004585A - GOLD RECOVERY PROCESS USING A CHLORINE DIOXIDE SOLUTION - Google Patents

GOLD RECOVERY PROCESS USING A CHLORINE DIOXIDE SOLUTION

Info

Publication number
BR9004585A
BR9004585A BR909004585A BR9004585A BR9004585A BR 9004585 A BR9004585 A BR 9004585A BR 909004585 A BR909004585 A BR 909004585A BR 9004585 A BR9004585 A BR 9004585A BR 9004585 A BR9004585 A BR 9004585A
Authority
BR
Brazil
Prior art keywords
chlorine dioxide
recovery process
dioxide solution
gold recovery
gold
Prior art date
Application number
BR909004585A
Other languages
Portuguese (pt)
Inventor
John Y Mason
James A Wasas
Manfred K Felgenhauer
Dale E Lyman
Original Assignee
Rio Linda Chem Co Inc
Geevor Del Ecuador C A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rio Linda Chem Co Inc, Geevor Del Ecuador C A filed Critical Rio Linda Chem Co Inc
Publication of BR9004585A publication Critical patent/BR9004585A/en

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
BR909004585A 1989-09-18 1990-09-13 GOLD RECOVERY PROCESS USING A CHLORINE DIOXIDE SOLUTION BR9004585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40862589A 1989-09-18 1989-09-18

Publications (1)

Publication Number Publication Date
BR9004585A true BR9004585A (en) 1991-09-10

Family

ID=23617047

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909004585A BR9004585A (en) 1989-09-18 1990-09-13 GOLD RECOVERY PROCESS USING A CHLORINE DIOXIDE SOLUTION

Country Status (5)

Country Link
AU (1) AU627603B2 (en)
BR (1) BR9004585A (en)
CA (1) CA2025116A1 (en)
MX (1) MX170890B (en)
ZA (1) ZA907281B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19626387C2 (en) * 1996-07-01 2003-05-28 Polysius Ag Process for extracting metal from ore material
AU2002953566A0 (en) * 2002-12-31 2003-01-16 Intec Ltd Removing contaminants from sulfidic materials
AU2003287781B2 (en) * 2002-12-31 2010-02-25 Intec Ltd Recovering metals from sulfidic materials
RU2444573C2 (en) * 2010-01-20 2012-03-10 Открытое акционерное общество "Кольская горно-металлургическая компания" Manufacturing method of concentrate of precious metals from sulphide copper-nickel raw material
RU2613823C1 (en) * 2015-12-18 2017-03-21 Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) Method for precious metals concentrate production from copper-nickel converter matte
CN114752780B (en) * 2022-05-19 2024-04-26 昆明理工大学 Method for improving copper leaching rate in cuprite type copper oxide ores by adding chlorine dioxide

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4941917A (en) * 1989-05-30 1990-07-17 Exxon Chemical Patents Inc., Process for recovery of precious metals from carbonaceous ores using chlorine dioxide

Also Published As

Publication number Publication date
MX170890B (en) 1993-09-21
AU5909790A (en) 1991-03-21
AU627603B2 (en) 1992-08-27
ZA907281B (en) 1991-10-30
CA2025116A1 (en) 1991-03-19

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Legal Events

Date Code Title Description
FB20 Grant procedure suspended (art. 20)
EG Technical examination (opinion): publication of technical examination (opinion)
FC Decision: refusal
HO Change of classification

Free format text: ALTERADA DE INT. CL. 6 C22B 11/06