Inventor
Pierre L. Claessens
Inventor
St-Eustache, CA
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C25Cprimary
C25CProcesses for the electrolytic production, recovery or refining of metals33%
C01BNon-metallic elements17%
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals17%
C22BProduction and refining of metals11%
Y02PClimate change mitigation technologies in the production or processing of goods11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
5,939,042'Tellurium extraction from copper electrorefining slimes'19995,620,586'Silver electrolysis method in Moebius cells'19975,271,909'Method of tellurium separation from copper electrorefining slime'19935,100,528'Continuous silver refining cell'19924,146,447'Arsenic removal from electrolytes'19794,085,016'Method and apparatus for the oxidation of organic material present in concentrated sulfuric acid'19784,083,761'Arsenic removal from electrolytes with application of periodic reverse current'19783,951,773'Fluidized bed electrode system utilizing embedded insulator auxiliary electrode'19763,941,669'Fluidized bed electrode system'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1979Patents assigned to NORANDA MINES LTD (5)· patent assignee history
1976–1999Based in St-Eustache, CA· patent location history
1992–1999Patents assigned to NORANDA INC (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NORANDA MINES LTD | 5 | 1976–1979 |
| NORANDA INC | 4 | 1992–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| St-Eustache, CA | 9 | 1976–1999 |