General processes for recovering metals or metallic compounds from spent catalysts

Industry

CPC
C22B7/009

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Parent Industries

CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS C22B7/00Working up raw materials other than ores

Current Industry

C22B7/009General processes for recovering metals or metallic compounds from spent catalysts

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method for selective recovery of valuable metal from waste denitrif...
- Patent number 12,037,659
- Issue date Jul 16, 2024
- Korea Institute of Geoscience & Mineral Resources
- Jin-Young Lee
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Systems and methods for closed-loop recycling of a liquid component...
- Patent number 11,923,518
- Issue date Mar 5, 2024
- Clarios Advanced Germany Gmbh & Co. KG
- Eberhard Meissner
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Methods for purifying and recycling lead from spent lead-acid batte...
- Patent number 11,791,505
- Issue date Oct 17, 2023
- CPS Technology Holdings LLC
- Matthew A. Spence
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
System and method for removing transition metals from solution
- Patent number 11,517,832
- Issue date Dec 6, 2022
- The Research Foundation for The State University of New York
- Steven Diver
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Extraction of selected platinum-group metals from supported catalyst
- Patent number 11,427,887
- Issue date Aug 30, 2022
- The Board of Trustees of the University of Illinois
- Malek Y. S. Ibrahim
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Systems and methods for closed-loop recycling of a liquid component...
- Patent number 11,005,129
- Issue date May 11, 2021
- Clarios Germany GmbH & Co. KGAA
- Eberhard Meissner
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for leaching precious metals contained in waste denitrificat...
- Patent number 10,913,989
- Issue date Feb 9, 2021
- Korea Institute of Geoscience & Mineral Resources
- Jin-Young Lee
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for the purification of alumina
- Patent number 10,815,549
- Issue date Oct 27, 2020
- AluChem Companies, Inc.
- Ian Manson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Methods for purifying and recycling lead from spent lead-acid batte...
- Patent number 10,777,858
- Issue date Sep 15, 2020
- CPS Technology Holdings LLC
- Matthew A. Spence
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Jacketed rotary converter and PGM converting process
- Patent number 10,648,059
- Issue date May 12, 2020
- Techemet, LP
- Edward W. Albrecht
- C21 - METALLURGY OF IRON
Information Patent Grant
Process and system for recycling E-waste material
- Patent number 10,584,399
- Issue date Mar 10, 2020
- BlueOak Arkansas
- Robert P. Foster
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
PGM converting process with staged slagging
- Patent number 10,513,750
- Issue date Dec 24, 2019
- Techemet, LP
- Edward W. Albrecht
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Integrated PGM converting process
- Patent number 10,513,751
- Issue date Dec 24, 2019
- Techemet, LP
- Edward W. Albrecht
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Converting process with slag separation and recycle
- Patent number 10,501,823
- Issue date Dec 10, 2019
- Techemet, LP
- Edward W. Albrecht
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of selective extraction of platinoids, from a support contai...
- Patent number 10,494,695
- Issue date Dec 3, 2019
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Frédéric Goettmann
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for recovering vanadium and tungsten from leach solution of...
- Patent number 10,415,117
- Issue date Sep 17, 2019
- Korea Institute of Geoscience & Mineral Resources
- Jin-Young Lee
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Systems and methods for closed-loop recycling of a liquid component...
- Patent number 10,403,940
- Issue date Sep 3, 2019
- CPS Technology Holdings LLC
- Eberhard Meissner
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Rhenium recovery from used reductive amination catalysts
- Patent number 10,399,064
- Issue date Sep 3, 2019
- Dow Global Technologies LLC
- Stephen W. King
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for removing cobalt deposits in a high-pressure olefin hydro...
- Patent number 10,385,422
- Issue date Aug 20, 2019
- BASF SE
- Jens Rudolph
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for recovering a metallic component
- Patent number 10,336,671
- Issue date Jul 2, 2019
- Shell Oil Company
- Hendrik Albertus Colijn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Systems and methods for purifying and recycling lead from spent lea...
- Patent number 10,122,052
- Issue date Nov 6, 2018
- Johnson Controls Technology Company
- Matthew A. Spence
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for separation of chemically pure Os from metal mixtures
- Patent number 10,087,503
- Issue date Oct 2, 2018
- The Curators of the University of Missouri
- Hendrik P. Engelbrecht
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Safe unloading and disposal of ionic liquid catalyst contaminated s...
- Patent number 10,052,510
- Issue date Aug 21, 2018
- Chevron U.S.A. Inc.
- Hye Kyung Cho Timken
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Metallurgical extraction technique to recover platinum group metals...
- Patent number 10,017,837
- Issue date Jul 10, 2018
- Chevron U.S.A. Inc.
- Rahul Shankar Bhaduri
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for leaching valuable metals contained in waste denitrificat...
- Patent number 10,017,839
- Issue date Jul 10, 2018
- Korea Institute of Geoscience & Mineral Resources
- Jin-Young Lee
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for removing catalyst fines from a liquid stream from a fix...
- Patent number 9,901,849
- Issue date Feb 27, 2018
- UOP LLC
- Daniel James Pintar
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Methods for reprocessing used catalysts
- Patent number 9,808,795
- Issue date Nov 7, 2017
- Tropinon Enterprises Ltd.
- Martin Pley
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for separating and recovering metals
- Patent number 9,809,870
- Issue date Nov 7, 2017
- Chevron U.S.A. Inc.
- Rahul Shankar Bhaduri
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for purification of 225AC from irradiated 226RA-targets
- Patent number 9,790,573
- Issue date Oct 17, 2017
- Actinium Pharmaceuticals Inc.
- Josue Manuel Moreno Bermudez
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparing a spent catalyst for precious metals recovery
- Patent number 9,580,770
- Issue date Feb 28, 2017
- Chevron U.S.A. Inc.
- Rahul Shankar Bhaduri
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...
- Publication number 20240194962
- Publication date Jun 13, 2024
- CLARIOS GERMANY GMBH & CO. KG
- Eberhard Meissner
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
LEACHING AGENT COMPOSITION AND METHOD OF REMOVING METAL FROM CATALY...
- Publication number 20240175105
- Publication date May 30, 2024
- Saudi Arabian Oil Company
- Omer Refa Koseoglu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...
- Publication number 20240021905
- Publication date Jan 18, 2024
- CPS Technology Holdings LLC
- Matthew A. Spence
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METALS RECOVERY FROM SPENT SUPPORTED CATALYST
- Publication number 20230257280
- Publication date Aug 17, 2023
- Rahul Shankar BHADURI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR RECOVERING PRECIOUS METAL FROM PRECIOUS METAL-CONTAINING...
- Publication number 20230212712
- Publication date Jul 6, 2023
- Heraeus Precious Metal Technology (China) Co., Ltd.
- Bin ZHANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECOVERING METALS CONTAINED IN SPENT CATALYSTS FROM FERR...
- Publication number 20230132701
- Publication date May 4, 2023
- EURECAT S.A.
- LIONEL PICARD
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METALS RECOVERY FROM SPENT CATALYST
- Publication number 20220259696
- Publication date Aug 18, 2022
- Rahul Shankar Bhaduri
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PGM CONVERTING PROCESS AND JACKETED ROTARY CONVERTER
- Publication number 20220177999
- Publication date Jun 9, 2022
- Techemet, LP
- Edward W. Albrecht
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR THE SELECTIVE RECOVERY OF TRANSITION METALS FROM ORGANI...
- Publication number 20210388462
- Publication date Dec 16, 2021
- ENI S.p.A.
- Stefania Guidetti
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...
- Publication number 20210280923
- Publication date Sep 9, 2021
- Clarios Germany GmbH & Co. KGaA
- Eberhard Meissner
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR SELECTIVE RECOVERY OF VALUABLE METAL FROM WASTE DENITRIF...
- Publication number 20210130928
- Publication date May 6, 2021
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Jin-Young LEE
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...
- Publication number 20200411921
- Publication date Dec 31, 2020
- CPS Technology Holdings LLC
- Matthew A. Spence
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...
- Publication number 20200235443
- Publication date Jul 23, 2020
- Johnson Controls Autobatterie GmbH & Co. KGaA
- Eberhard Meissner
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Converting Process with Slag Separation and Recycle
- Publication number 20190338393
- Publication date Nov 7, 2019
- Techemet, LP
- Edward W. Albrecht
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Integrated PGM Converting Process
- Publication number 20190338392
- Publication date Nov 7, 2019
- Techemet, LP
- Edward W. Albrecht
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PGM Converting Process with Staged Slagging
- Publication number 20190338391
- Publication date Nov 7, 2019
- Techemet, LP
- Edward W. Albrecht
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
EXTRACTION OF SELECTED PLATINUM-GROUP METALS FROM SUPPORTED CATALYST
- Publication number 20190161824
- Publication date May 30, 2019
- THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
- Malek Y.S. Ibrahim
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
POLYMER-SUPPORTED CHELATING AGENT
- Publication number 20180339286
- Publication date Nov 29, 2018
- QATAR FOUNDATION FOR EDUCATION, SCIENCE AND COMMUNITY DEVELOPMENT
- HASSAN SAID BAZZI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR RECOVERING A METALLIC COMPONENT
- Publication number 20180244594
- Publication date Aug 30, 2018
- Shell Oil Company
- Hendrik Albertus COLIJN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...
- Publication number 20170338530
- Publication date Nov 23, 2017
- Johnson Controls Technology Company
- Matthew A. Spence
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SYSTEMS AND METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEA...
- Publication number 20170338531
- Publication date Nov 23, 2017
- Johnson Controls Technology Company
- Matthew A. Spence
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD OF SELECTIVE EXTRACTION OF PLATINOIDS, FROM A SUPPORT CONTAI...
- Publication number 20170253947
- Publication date Sep 7, 2017
- Commissariat A L'Energie Atomique et Aux Energies Alternatives
- Frédéric Goettmann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR PURIFICATION OF 225AC FROM IRRADIATED 226RA-TARGETS
- Publication number 20170137916
- Publication date May 18, 2017
- ACTINIUM PHARMACEUTICALS INC.
- Josue Manuel MORENO BERMUDEZ
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...
- Publication number 20170117597
- Publication date Apr 27, 2017
- Johnson Controls Autobatterie GmbH & Co. KGaA
- Eberhard Meissner
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR LEACHING PRECIOUS METALS CONTAINED IN WASTE DENITRIFICAT...
- Publication number 20170073795
- Publication date Mar 16, 2017
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Jin-Young LEE
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR SEPARATION OF CHEMICALLY PURE OS FROM METAL MIXTURES
- Publication number 20170058381
- Publication date Mar 2, 2017
- THE CURATORS OF THE UNIVERSITY OF MISSOURI
- Hendrik P. Engelbrecht
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METHODS FOR REPROCESSING USED CATALYSTS
- Publication number 20170050183
- Publication date Feb 23, 2017
- Martin PLEY
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECOVERING VANADIUM AND TUNGSTEN FROM LEACH SOLUTION OF...
- Publication number 20160376682
- Publication date Dec 29, 2016
- Korea Institute of Geoscience and Mineral Resource
- Jin-Young LEE
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SAFE UNLOADING AND DISPOSAL OF IONIC LIQUID CATALYST CONTAMINATED S...
- Publication number 20160346816
- Publication date Dec 1, 2016
- Chevron U.S.A. Inc.
- Hye Kyung Cho Timken
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
COMPOSITION OF A FILTER CAKE FOR PRECIOUS METALS RECOVERY
- Publication number 20160289792
- Publication date Oct 6, 2016
- Chevron U.S.A. Inc.
- Rahul Shankar Bhaduri
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

General processes for recovering metals or metallic compounds from spent catalysts

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for selective recovery of valuable metal from waste denitrif...

Systems and methods for closed-loop recycling of a liquid component...

Methods for purifying and recycling lead from spent lead-acid batte...

System and method for removing transition metals from solution

Extraction of selected platinum-group metals from supported catalyst

Systems and methods for closed-loop recycling of a liquid component...

Method for leaching precious metals contained in waste denitrificat...

Method for the purification of alumina

Methods for purifying and recycling lead from spent lead-acid batte...

Jacketed rotary converter and PGM converting process

Process and system for recycling E-waste material

PGM converting process with staged slagging

Integrated PGM converting process

Converting process with slag separation and recycle

Method of selective extraction of platinoids, from a support contai...

Method for recovering vanadium and tungsten from leach solution of...

Systems and methods for closed-loop recycling of a liquid component...

Rhenium recovery from used reductive amination catalysts

Method for removing cobalt deposits in a high-pressure olefin hydro...

Process for recovering a metallic component

Systems and methods for purifying and recycling lead from spent lea...

Method for separation of chemically pure Os from metal mixtures

Safe unloading and disposal of ionic liquid catalyst contaminated s...

Metallurgical extraction technique to recover platinum group metals...

Method for leaching valuable metals contained in waste denitrificat...

Process for removing catalyst fines from a liquid stream from a fix...

Methods for reprocessing used catalysts

Process for separating and recovering metals

Method for purification of 225AC from irradiated 226RA-targets

Process for preparing a spent catalyst for precious metals recovery

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...

LEACHING AGENT COMPOSITION AND METHOD OF REMOVING METAL FROM CATALY...

METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...

METALS RECOVERY FROM SPENT SUPPORTED CATALYST

METHOD FOR RECOVERING PRECIOUS METAL FROM PRECIOUS METAL-CONTAINING...

METHOD FOR RECOVERING METALS CONTAINED IN SPENT CATALYSTS FROM FERR...

METALS RECOVERY FROM SPENT CATALYST

PGM CONVERTING PROCESS AND JACKETED ROTARY CONVERTER

PROCESS FOR THE SELECTIVE RECOVERY OF TRANSITION METALS FROM ORGANI...

SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...

METHOD FOR SELECTIVE RECOVERY OF VALUABLE METAL FROM WASTE DENITRIF...

METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...

SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...

Converting Process with Slag Separation and Recycle

Integrated PGM Converting Process

PGM Converting Process with Staged Slagging

EXTRACTION OF SELECTED PLATINUM-GROUP METALS FROM SUPPORTED CATALYST

POLYMER-SUPPORTED CHELATING AGENT

PROCESS FOR RECOVERING A METALLIC COMPONENT

METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...

SYSTEMS AND METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEA...

METHOD OF SELECTIVE EXTRACTION OF PLATINOIDS, FROM A SUPPORT CONTAI...

METHOD FOR PURIFICATION OF 225AC FROM IRRADIATED 226RA-TARGETS

SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...

METHOD FOR LEACHING PRECIOUS METALS CONTAINED IN WASTE DENITRIFICAT...

METHOD FOR SEPARATION OF CHEMICALLY PURE OS FROM METAL MIXTURES

METHODS FOR REPROCESSING USED CATALYSTS

METHOD FOR RECOVERING VANADIUM AND TUNGSTEN FROM LEACH SOLUTION OF...

SAFE UNLOADING AND DISPOSAL OF IONIC LIQUID CATALYST CONTAMINATED S...

COMPOSITION OF A FILTER CAKE FOR PRECIOUS METALS RECOVERY