with leaching with alkaline solutions

Industry

CPC
C22B19/24

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Parent Industries

CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS C22B19/00Obtaining zinc or zinc oxide

Current Industry

C22B19/24with leaching with alkaline solutions

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method of separating and recovering bromine from printed circuit bo...
- Patent number 11,858,822
- Issue date Jan 2, 2024
- Beijing University of Technology
- Dean Pan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Processes for recovering non-ferrous metals from solid matrices
- Patent number 10,533,238
- Issue date Jan 14, 2020
- METALS TECHNOLOGY DEVELOPMENT COMPANY LLC
- Massimo Giuseppe Maccagni
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Integrated recovery of metals from complex substrates
- Patent number 10,487,374
- Issue date Nov 26, 2019
- YAVA TECHNOLOGIES INC.
- Madhav Dahal
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering zinc and/or zinc oxide II
- Patent number RE47673
- Issue date Oct 29, 2019
- Steel Dynamics Investments LLC
- Raymond Walter Shaw
Information Patent Grant
Processes for recovering non-ferrous metals from solid matrices
- Patent number 9,945,006
- Issue date Apr 17, 2018
- METALS TECHNOLOGY DEVELOPMENT COMPANY, LLC
- Massimo Giuseppe Maccagni
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing a high-purity nanometer zinc oxide from steel...
- Patent number 9,528,170
- Issue date Dec 27, 2016
- SICHUAN XINHONG TECHNOLOGY CO., LTD
- Shangquan Chen
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for producing a high-purity nanometer zinc oxide from low-gr...
- Patent number 9,512,502
- Issue date Dec 6, 2016
- SICHUAN XINHONG TECHNOLOGY CO., LTD
- Shangquan Chen
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Process for recovering zinc and/or zinc oxide II
- Patent number 9,284,624
- Issue date Mar 15, 2016
- METALLIC WASTE SOLUTIONS PTY LTD.
- Raymond Walter Shaw
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Selective leach recovery of zinc from a composite sulphide ore depo...
- Patent number 8,961,911
- Issue date Feb 24, 2015
- Yava Technologies Inc.
- Madhav Dahal
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for leaching zinc from a zinc ore
- Patent number 8,871,001
- Issue date Oct 28, 2014
- Metaleach Limited
- Matthew Leslie Sutcliffe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for purifying zinc oxide
- Patent number 8,524,177
- Issue date Sep 3, 2013
- Canadus Chemical LLC
- Michel Laurin
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for ammoniacal leaching
- Patent number 8,388,729
- Issue date Mar 5, 2013
- Metaleach Limited
- Nicholas J. Welham
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for extracting zinc from aqueous ammoniacal solutions
- Patent number 8,323,596
- Issue date Dec 4, 2012
- Metaleach Limited
- Garry Mervyn Johnston
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Alkaline electro-hydrometallurgical process for Zn extraction from...
- Patent number 7,815,709
- Issue date Oct 19, 2010
- Tecnologias de Reciclaje S.A.
- Duberlis Correa Peña y Lillo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for the purification of zinc oxide controlling particle size
- Patent number 6,783,744
- Issue date Aug 31, 2004
- Allan S Myerson
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for the purification of zinc oxide controlling particle size
- Patent number 6,696,029
- Issue date Feb 24, 2004
- Allan S Myerson
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for reclaiming constituents from an industrial waste stream
- Patent number 6,517,789
- Issue date Feb 11, 2003
- Allan S. Myerson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for treating steel works dust by wet process
- Patent number 6,500,229
- Issue date Dec 31, 2002
- Recupac
- Gilles Roux
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for reducing the formation of Zn(NH4)4Cl2 from ZnO/NH4Cl sol...
- Patent number 6,423,281
- Issue date Jul 23, 2002
- Allan S. Myerson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recycling industrial waste streams containing zinc compo...
- Patent number 6,264,903
- Issue date Jul 24, 2001
- Allan S. Myerson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovery of zinc from sphalerite containing ores or con...
- Patent number 6,162,346
- Issue date Dec 19, 2000
- N.V. Union Miniere S.A.
- Sybolt Brouwer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for upgrading waste material comprising sheet metal with a z...
- Patent number 5,980,725
- Issue date Nov 9, 1999
- Compagnie Europeenne de Dezingage
- Bernard Campenon
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Beneficiation of furnace dust for the recovery of chemical and meta...
- Patent number 5,942,198
- Issue date Aug 24, 1999
- Metals Recycling Technologies Corp.
- Allan S. Myerson
- C21 - METALLURGY OF IRON
Information Patent Grant
Production of more concentrated iron product from industrial waste...
- Patent number 5,855,645
- Issue date Jan 5, 1999
- Metals Recycling Technologies Corp.
- Allan S. Myerson
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing an iron feedstock from industrial furnace wast...
- Patent number 5,683,488
- Issue date Nov 4, 1997
- Metals Recycling Technologies Corp.
- Allan S. Myerson
- C21 - METALLURGY OF IRON
Information Patent Grant
Methods for recycling electric arc furnace dust
- Patent number 5,667,553
- Issue date Sep 16, 1997
- Complete Recovery Process, LLC
- Joseph F. Keegel
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for the production of a feedstock containing usable iron con...
- Patent number 5,582,631
- Issue date Dec 10, 1996
- Metals Recycling Technologies Corp.
- Allan S. Myerson
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing an enriched iron feedstock from industrial fur...
- Patent number 5,571,306
- Issue date Nov 5, 1996
- Metals Recycling Technologies Corp.
- Allan S. Myerson
- C21 - METALLURGY OF IRON
Information Patent Grant
Methods for recycling electric arc furnace dust
- Patent number 5,538,532
- Issue date Jul 23, 1996
- Complete Recovery Process
- Joseph F. Keegel
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for treating waste streams containing zinc
- Patent number 5,464,596
- Issue date Nov 7, 1995
- Metals Recycling Technologies Corp.
- Allan S. Myerson
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
A METHOD OF SEPARATING AND RECOVERING BROMINE FROM PRINTED CIRCUIT...
- Publication number 20230192488
- Publication date Jun 22, 2023
- BEIJING UNIVERSITY OF TECHNOLOGY
- DEAN PAN
- C01 - INORGANIC CHEMISTRY
Information Patent Application
AMMONIUM COMPLEX SYSTEM-BASED METHOD FOR SEPARATING AND PURIFYING L...
- Publication number 20230124749
- Publication date Apr 20, 2023
- GreenNovo Environmental Technology Co., Ltd
- Yan LUO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
INTEGRATED RECOVERY OF METALS FROM COMPLEX SUBSTRATES
- Publication number 20200165697
- Publication date May 28, 2020
- YAVA TECHNOLOGIES INC.
- Madhav Dahal
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD FOR RECOVERING ZINC FROM SOLUTION
- Publication number 20180237886
- Publication date Aug 23, 2018
- METALEACH LIMITED
- Nicholas James WELHAM
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROCESSES FOR RECOVERING NON-FERROUS METALS FROM SOLID MATRICES
- Publication number 20180171432
- Publication date Jun 21, 2018
- Metals Technology Development Company LLC
- Massimo Giuseppe MACCAGNI
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
SYSTEM AND METHOD FOR THE RECOVERY OF METAL VALUES FROM SLAGS, DROS...
- Publication number 20160102383
- Publication date Apr 14, 2016
- Timothy Roy Hymer
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
INTEGRATED RECOVERY OF METALS FROM COMPLEX SUBSTRATES
- Publication number 20160053342
- Publication date Feb 25, 2016
- YAVA TECHNOLOGIES INC.
- Madhav Dahal
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROCESS FOR RECOVERING ZINC AND/OR ZINC OXIDE II
- Publication number 20140205519
- Publication date Jul 24, 2014
- METALLIC WASTE SOLUTIONS PTY LTD
- Raymond Walter Shaw
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SELECTIVE LEACH RECOVERY OF ZINC FROM A COMPOSITE SULPHIDE ORE DEPO...
- Publication number 20130216456
- Publication date Aug 22, 2013
- YAVA TECHNOLOGIES INC.
- Madhav Dahal
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROCESS FOR PURIFYING ZINC OXIDE
- Publication number 20130064743
- Publication date Mar 14, 2013
- Canadus Chemical LLC
- Michel Laurin
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR LEACHING ZINC FROM A ZINC ORE
- Publication number 20130025412
- Publication date Jan 31, 2013
- METALEACH LIMITED
- Matthew Leslie Sutcliffe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR EXTRACTING ZINC FROM AQUEOUS AMMONIACAL SOLUTIONS
- Publication number 20110293493
- Publication date Dec 1, 2011
- METALEACH LIMITED
- Garry Mervyn Johnston
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR AMMONIACAL LEACHING
- Publication number 20100180728
- Publication date Jul 22, 2010
- METALEACH LIMITED
- Nicholas J. Welham
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Alkaline electro-hydrometallurgical process for Zn extraction from...
- Publication number 20080011123
- Publication date Jan 17, 2008
- Tecnologias de Reciclaje S.A., a corporation of Chile
- Duberlis Correa Pena y Lillo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Process for upgrading an ore or concentrate
- Publication number 20070178031
- Publication date Aug 2, 2007
- ZINIFEX LIMITED
- Paul Christopher Freeman
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Process for hydrometallurgical treatment of electric arc furnace dust
- Publication number 20070041883
- Publication date Feb 22, 2007
- Brendan McDevitt
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for the purification of zinc oxide controlling particle size
- Publication number 20040071619
- Publication date Apr 15, 2004
- Allan S. Myerson
- C21 - METALLURGY OF IRON
Information Patent Application
Method for upgrading steel plant dust
- Publication number 20030010156
- Publication date Jan 16, 2003
- Farouk Tedjar
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for reducing the formation of Zn(NH4)4Cl2 from ZnO/NH4Cl sol...
- Publication number 20010005496
- Publication date Jun 28, 2001
- Allan S. Myerson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

with leaching with alkaline solutions

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of separating and recovering bromine from printed circuit bo...

Processes for recovering non-ferrous metals from solid matrices

Integrated recovery of metals from complex substrates

Process for recovering zinc and/or zinc oxide II

Processes for recovering non-ferrous metals from solid matrices

Method for producing a high-purity nanometer zinc oxide from steel...

Method for producing a high-purity nanometer zinc oxide from low-gr...

Process for recovering zinc and/or zinc oxide II

Selective leach recovery of zinc from a composite sulphide ore depo...

Method for leaching zinc from a zinc ore

Process for purifying zinc oxide

Method for ammoniacal leaching

Method for extracting zinc from aqueous ammoniacal solutions

Alkaline electro-hydrometallurgical process for Zn extraction from...

Method for the purification of zinc oxide controlling particle size

Method for the purification of zinc oxide controlling particle size

Method for reclaiming constituents from an industrial waste stream

Method for treating steel works dust by wet process

Method for reducing the formation of Zn(NH4)4Cl2 from ZnO/NH4Cl sol...

Method for recycling industrial waste streams containing zinc compo...

Process for recovery of zinc from sphalerite containing ores or con...

Method for upgrading waste material comprising sheet metal with a z...

Beneficiation of furnace dust for the recovery of chemical and meta...

Production of more concentrated iron product from industrial waste...

Method for producing an iron feedstock from industrial furnace wast...

Methods for recycling electric arc furnace dust

Method for the production of a feedstock containing usable iron con...

Method for producing an enriched iron feedstock from industrial fur...

Methods for recycling electric arc furnace dust

Method for treating waste streams containing zinc

Patents Applicationslast 30 patents

A METHOD OF SEPARATING AND RECOVERING BROMINE FROM PRINTED CIRCUIT...

AMMONIUM COMPLEX SYSTEM-BASED METHOD FOR SEPARATING AND PURIFYING L...

INTEGRATED RECOVERY OF METALS FROM COMPLEX SUBSTRATES

METHOD FOR RECOVERING ZINC FROM SOLUTION

PROCESSES FOR RECOVERING NON-FERROUS METALS FROM SOLID MATRICES

SYSTEM AND METHOD FOR THE RECOVERY OF METAL VALUES FROM SLAGS, DROS...

INTEGRATED RECOVERY OF METALS FROM COMPLEX SUBSTRATES

PROCESS FOR RECOVERING ZINC AND/OR ZINC OXIDE II

SELECTIVE LEACH RECOVERY OF ZINC FROM A COMPOSITE SULPHIDE ORE DEPO...

PROCESS FOR PURIFYING ZINC OXIDE

METHOD FOR LEACHING ZINC FROM A ZINC ORE

METHOD FOR EXTRACTING ZINC FROM AQUEOUS AMMONIACAL SOLUTIONS

METHOD FOR AMMONIACAL LEACHING

Alkaline electro-hydrometallurgical process for Zn extraction from...

Process for upgrading an ore or concentrate

Process for hydrometallurgical treatment of electric arc furnace dust

Method for the purification of zinc oxide controlling particle size

Method for upgrading steel plant dust

Method for reducing the formation of Zn(NH4)4Cl2 from ZnO/NH4Cl sol...