P

Inventor

COLTRINARI ENZO L

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

HAZEN RESEARCH

4 patents
US4244734AJan 13, 1981

Process for recovering metal values from materials containing arsenic

HAZEN RESEARCH67 citations96
US5544859AAug 13, 1996

Apparatus and method for inhibiting the leaching of lead in water

HAZEN RESEARCH31 citations92
US4244735AJan 13, 1981

Chloride leach process for recovering metal values in the presence of arsenic

HAZEN RESEARCH40 citations92
US4244927AJan 13, 1981

Process for recovering arsenic compounds by sodium hydroxide leaching

HAZEN RESEARCH30 citations92

RESOURCE TECHN ASS

2 patents
US4708804ANov 24, 1987

Method for recovery of cyanide from waste streams

RESOURCE TECHN ASS25 citations92
US4606764AAug 19, 1986

Method of recovering metals from ores using a formate reducing agent

RESOURCE TECHN ASS16 citations73

TECHNOLOGY MANAGEMENT ADVISORS

2 patents
US6013382AJan 11, 2000

Apparatus and method for inhibiting the leaching of lead in water

TECHNOLOGY MANAGEMENT ADVISORS44 citations90
US5632825AMay 27, 1997

Apparatus and method for inhibiting the leaching of lead in water

TECHNOLOGY MANAGEMENT ADVISORS10 citations71

CYPRUS METALLURG PROCESS

2 patents
US3957602AMay 18, 1976

Recovery of copper from chalcopyrite utilizing copper sulfate leach

CYPRUS METALLURG PROCESS32 citations82
US4011146AMar 8, 1977

Process for separation and recovery of metal values from sulfide ore concentrates

CYPRUS METALLURG PROCESS18 citations73

KENNECOTT COPPER CORP

1 patent
US6149883ANov 21, 2000

Pressure oxidation process for the production of molybdenum trioxide from molybdenite

KENNECOTT COPPER CORP52 citations89

CYPRUS POWER COMPANY

1 patent
US5358700AOct 25, 1994

Method of extracting zinc from brines

CYPRUS POWER COMPANY39 citations87

EQUITY MINING CORP

1 patent
US4051220ASep 27, 1977

Sodium sulfide leach process

EQUITY MINING CORP20 citations78

TAJIMA ROOFING CO

1 patent
US4029741AJun 14, 1977

Recovery of antimony sulfides

TAJIMA ROOFING CO11 citations73