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Inventor

BRIERLEY JAMES A

US13 patents
⚠️ This page may combine multiple inventors who share the name “BRIERLEY JAMES A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NEWMONT GOLD CO

4 patents
US5246486ASep 21, 1993

Biooxidation process for recovery of gold from heaps of low-grade sulfidic and carbonaceous sulfidic ore materials

NEWMONT GOLD CO123 citations97
US5332559AJul 26, 1994

Biooxidation process for recovery of metal values from sulphur-containing ore materials

NEWMONT GOLD CO108 citations96
US5834294ANov 10, 1998

Biooxidation process for recovery of metal values from sulfur-containing ore materials

NEWMONT GOLD CO34 citations92
US5244493ASep 14, 1993

Biometallurgical treatment of precious metal ores having refractory carbon content

NEWMONT GOLD CO88 citations91

ADVANCED MINERAL TECH

4 patents
US4690894ASep 1, 1987

Treatment of microorganisms with alkaline solution to enhance metal uptake properties

ADVANCED MINERAL TECH55 citations94
US4898827AFeb 6, 1990

Metal recovery

ADVANCED MINERAL TECH26 citations91
US4789481ADec 6, 1988

Metal recovery

ADVANCED MINERAL TECH46 citations91
US4729788AMar 8, 1988

Thermophilic microbial treatment of precious metal ores

ADVANCED MINERAL TECH113 citations90

NEWMONT MINING CORP

2 patents
US5127942AJul 7, 1992

Microbial consortium treatment of refractory precious metal ores

NEWMONT MINING CORP118 citations95
US6383458B1May 7, 2002

Biooxidation process for recovery of metal values from sulfur-containing ore materials

NEWMONT MINING CORP31 citations92

NEWMONT USA LTD

2 patents
US6696283B1Feb 24, 2004

Particulate of sulfur-containing ore materials and heap made therefrom

NEWMONT USA LTD24 citations92
US7514050B2Apr 7, 2009

Processing of acid-consuming mineral materials involving treatment with acidic biooxidation effluent

NEWMONT USA LTD4 citations54

VISTATECH PARTNERSHIP LTD

1 patent
US4992179AFeb 12, 1991

Metal recovery

VISTATECH PARTNERSHIP LTD30 citations88