Inventor
Charles E. O'Neill
Inventor
Mississauga, CA
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Bprimary
C22BProduction and refining of metals54%
C25CProcesses for the electrolytic production, recovery or refining of metals15%
Y02PClimate change mitigation technologies in the production or processing of goods15%
B22FWorking metallic powder8%
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals8%
PatentTitleYear
4,857,104'Process for reduction smelting of materials containing base metals'19894,802,916'Copper smelting combined with slag cleaning'19894,802,917'Copper smelting with calcareous flux'19894,534,935'Manufacturing of titanium anode substrates'19854,344,792'Reduction smelting process'19824,201,653'Electrowinning cell with bagged anode'19804,165,979'Flash smelting in confined space'19794,135,918'Roast-reductive leach process for copper recovery'19794,062,924'Reductive leaching of limonitic ores with hydrogen sulfide'19774,051,000'Non-contaminating anode suitable for electrowinning applications'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1979Patents assigned to INT NICKEL CO (4)· patent assignee history
1977–1989Based in Mississauga, CA· patent location history
1980–1989Patents assigned to INCO LTD (6)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INCO LTD | 6 | 1980–1989 |
| INT NICKEL CO | 4 | 1977–1979 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mississauga, CA | 10 | 1977–1989 |