Christopher A. Fleming

Person

Omemee, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Recycling of solids in oxidative pressure leaching of metals using...
- Patent number 9,039,806
- Issue date May 26, 2015
- International PGM Technologies
- David B. Dreisinger
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for thiosulfate leaching of precious metal-containing materials
- Patent number 8,821,613
- Issue date Sep 2, 2014
- Placer Dome Technical Services Ltd.
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for thiosulfate leaching of precious metal-containing materials
- Patent number 8,597,399
- Issue date Dec 3, 2013
- Placer Dome Technical Services Limited
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Reduction of lime consumption when treating refractory gold ores or...
- Patent number 8,029,751
- Issue date Oct 4, 2011
- Placer Dome Technical Services Limited
- James A. King
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for thiosulfate leaching of precious metal-containing materials
- Patent number 7,704,298
- Issue date Apr 27, 2010
- Placer Dome Technical Services Limited
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Reduction of lime consumption when treating refractor gold ores or...
- Patent number 7,604,783
- Issue date Oct 20, 2009
- Placer Dome Technical Services Limited
- James A. King
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for thiosulfate leaching of precious metal-containing materials
- Patent number 7,559,974
- Issue date Jul 14, 2009
- Placer Dome Technical Services Ltd.
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for thiosulfate leaching of precious metal-containing materials
- Patent number 7,066,983
- Issue date Jun 27, 2006
- Placer Dome Technical Services Limited
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering cyanide from copper-containing feed material
- Patent number 6,919,030
- Issue date Jul 19, 2005
- Hannah Technologies Limited Partnership
- John A. Thorpe
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for thiosulfate leaching of precious metal-containing materials
- Patent number 6,660,059
- Issue date Dec 9, 2003
- Placer Dome Technical Services Limited
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Methods for reducing cyanide consumption in precious metal recovery...
- Patent number 6,451,275
- Issue date Sep 17, 2002
- Lakefield Research Limited
- Christopher A. Fleming
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering gold from thiosulfate leach solutions and sl...
- Patent number 6,344,068
- Issue date Feb 5, 2002
- Barrick Gold Corporation
- Christopher Fleming
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Oxidative pressure leach recovery using halide ions
- Patent number 6,315,812
- Issue date Nov 13, 2001
- International PGM Technologies Ltd
- Christopher A. Fleming
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydrometallurgical extraction process
- Patent number 5,807,421
- Issue date Sep 15, 1998
- E. I. Du Pont de Nemours and Company
- Christopher Andrew Fleming
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Gold recovery from refractory carbonaceous ores by pressure oxidati...
- Patent number 5,785,736
- Issue date Jul 28, 1998
- Barrick Gold Corporation
- Kenneth G. Thomas
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydrometallurgical extraction and recovery of copper, gold, and sil...
- Patent number 5,667,557
- Issue date Sep 16, 1997
- E. I. Du Pont de Nemours and Company
- Christopher Andrew Fleming
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Gold recovery from refractory carbonaceous ores by pressure oxidati...
- Patent number 5,536,297
- Issue date Jul 16, 1996
- Barrick Gold Corporation
- Andrew R. Marchbank
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydrometallurgical extraction process
- Patent number 5,411,575
- Issue date May 2, 1995
- E. I. Du Pont de Nemours and Company
- Christopher A. Fleming
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Extraction of precious metals from ores thereof
- Patent number 5,320,720
- Issue date Jun 14, 1994
- Prime Resources Group Inc.
- Alfred S. Hayden
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS
- Publication number 20140047954
- Publication date Feb 20, 2014
- PLACER DOME TECHNICAL SERVICES LTD.
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS
- Publication number 20110132147
- Publication date Jun 9, 2011
- PLACER DOME TECHNICAL SERVICES LTD.
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RECYCLING OF SOLIDS IN OXIDATIVE PRESSURE LEACHING OF METALS USING...
- Publication number 20100206135
- Publication date Aug 19, 2010
- International PGM Technologies
- David Dreisinger
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS
- Publication number 20100132509
- Publication date Jun 3, 2010
- PLACER DOME TECHNICAL SERVICES LTD.
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
REDUCTION OF LIME CONSUMPTION WHEN TREATING REFRACTORY GOLD ORES OR...
- Publication number 20100024603
- Publication date Feb 4, 2010
- PLACER DOME TECHNICAL SERVICES LTD.
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS
- Publication number 20080105088
- Publication date May 8, 2008
- Placer Dome Technical Services Limited
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Reduction of lime consumption when treating refractory gold ores or...
- Publication number 20060133974
- Publication date Jun 22, 2006
- Placer Dome Technical Services Limited
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Process to recover base metals
- Publication number 20050188791
- Publication date Sep 1, 2005
- Larry E. Seeley
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for thiosulfate leaching of precious metal-containing materials
- Publication number 20040206207
- Publication date Oct 21, 2004
- Placer Dome Technical Services Limited
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for thiosulfate leaching of precious metal-containing materials
- Publication number 20040035252
- Publication date Feb 26, 2004
- Placer Dome Technical Services Limited
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Process for recovering cyanide from copper-containing feed material
- Publication number 20030205533
- Publication date Nov 6, 2003
- Hannah Technologies Limited Partnership
- John A. Thorpe
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Oxidative pressure leach recovery of precious metals using halide ions
- Publication number 20020152845
- Publication date Oct 24, 2002
- Christopher A. Fleming
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for thiosulfate leaching of precious metal-containing materials
- Publication number 20020092377
- Publication date Jul 18, 2002
- Jinxing Ji
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Christopher A. Fleming

Person

Patents Grantslast 30 patents

Recycling of solids in oxidative pressure leaching of metals using...

Method for thiosulfate leaching of precious metal-containing materials

Method for thiosulfate leaching of precious metal-containing materials

Reduction of lime consumption when treating refractory gold ores or...

Method for thiosulfate leaching of precious metal-containing materials

Reduction of lime consumption when treating refractor gold ores or...

Method for thiosulfate leaching of precious metal-containing materials

Method for thiosulfate leaching of precious metal-containing materials

Process for recovering cyanide from copper-containing feed material

Method for thiosulfate leaching of precious metal-containing materials

Methods for reducing cyanide consumption in precious metal recovery...

Process for recovering gold from thiosulfate leach solutions and sl...

Oxidative pressure leach recovery using halide ions

Hydrometallurgical extraction process

Gold recovery from refractory carbonaceous ores by pressure oxidati...

Hydrometallurgical extraction and recovery of copper, gold, and sil...

Gold recovery from refractory carbonaceous ores by pressure oxidati...

Hydrometallurgical extraction process

Extraction of precious metals from ores thereof

Patents Applicationslast 30 patents

METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS

METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS

RECYCLING OF SOLIDS IN OXIDATIVE PRESSURE LEACHING OF METALS USING...

METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS

REDUCTION OF LIME CONSUMPTION WHEN TREATING REFRACTORY GOLD ORES OR...

METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS

Reduction of lime consumption when treating refractory gold ores or...

Process to recover base metals

Method for thiosulfate leaching of precious metal-containing materials

Method for thiosulfate leaching of precious metal-containing materials

Process for recovering cyanide from copper-containing feed material

Oxidative pressure leach recovery of precious metals using halide ions

Method for thiosulfate leaching of precious metal-containing materials