John C. GATHJE

Person

Longmont, CO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for processing mineral material containing acid-consuming ca...
- Patent number 9,545,636
- Issue date Jan 17, 2017
- NEWMONT USA LIMITED
- James Nicholas Orlich
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Flotation processing including recovery of soluble nonferrous base...
- Patent number 7,219,804
- Issue date May 22, 2007
- Newmont USA Limited
- Gary L. Simmons
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Flotation of platinum group metal ore materials
- Patent number 6,679,383
- Issue date Jan 20, 2004
- Newmont USA Limited
- John C. Gathje
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
High temperature pressure oxidation of ores and ore concentrates co...
- Patent number 6,641,642
- Issue date Nov 4, 2003
- Newmont USA Limited
- Gary L. Simmons
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for processing refractory auriferous sulfide ores involving...
- Patent number 6,210,648
- Issue date Apr 3, 2001
- Newmont Mining Corporation
- John C. Gathje
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for pressure oxidizing gold-bearing refractory sulfide ores...
- Patent number 5,851,499
- Issue date Dec 22, 1998
- Newmont Gold Company
- John C. Gathje
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for processing gold-bearing sulfide ores involving preparati...
- Patent number 5,837,210
- Issue date Nov 17, 1998
- Newmont Gold Company
- Gary L. Simmons
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for processing gold-bearing sulfide ores involving preparati...
- Patent number 5,653,945
- Issue date Aug 5, 1997
- Santa Fe Pacific Gold Corporation
- John C. Gathje
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PROCESSING MINERAL MATERIAL CONTAINING ACID-CONSUMING CA...
- Publication number 20160074872
- Publication date Mar 17, 2016
- NEWMONT USA LIMITED
- James Nicholas ORLICH
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
Flotation processing including recovery of soluble nonferrous base...
- Publication number 20050045528
- Publication date Mar 3, 2005
- Gary L. Simmons
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
Flotation of platinum group metal ore materials
- Publication number 20030146135
- Publication date Aug 7, 2003
- Newmont USA Limited
- John C. Gathje
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
High temperature pressure oxidation of ores and ore concentrates co...
- Publication number 20030136225
- Publication date Jul 24, 2003
- Gary L. Simmons
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

John C. GATHJE

Person

Patents Grantslast 30 patents

Method for processing mineral material containing acid-consuming ca...

Flotation processing including recovery of soluble nonferrous base...

Flotation of platinum group metal ore materials

High temperature pressure oxidation of ores and ore concentrates co...

Method for processing refractory auriferous sulfide ores involving...

Method for pressure oxidizing gold-bearing refractory sulfide ores...

Method for processing gold-bearing sulfide ores involving preparati...

Method for processing gold-bearing sulfide ores involving preparati...

Patents Applicationslast 30 patents

METHOD FOR PROCESSING MINERAL MATERIAL CONTAINING ACID-CONSUMING CA...

Flotation processing including recovery of soluble nonferrous base...

Flotation of platinum group metal ore materials

High temperature pressure oxidation of ores and ore concentrates co...