Inventor
Petrus Basson
Inventor
Randburg, ZA
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Bprimary
C22BProduction and refining of metals36%
Y02PClimate change mitigation technologies in the production or processing of goods36%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests27%
PatentTitleYear
8,070,851'Chloride heap leaching'20116,860,919'Recovery of precious metal from sulphide minerals by bioleaching'20056,833,020'Recovery of copper from copper bearing sulphide minerals by bioleaching with controlled oxygen feed'20046,733,567'Recovery of nickel from nickel bearing sulphide minerals by bioleaching'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2005Patents assigned to BILLITON INTELLECTUAL PTY (3)· patent assignee history
2004–2011Based in Randburg, ZA· patent location history
2011Patents assigned to BASSON PETRUS (1)· patent assignee history
2011Patents assigned to BHP BILLITON SA LTD (1)· patent assignee history
2011Patents assigned to MULLER ELMAR L (1)· patent assignee history
2011Patents assigned to NICOL MICHAEL J (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BILLITON INTELLECTUAL PTY | 3 | 2004–2005 |
| BASSON PETRUSself | 1 | 2011 |
| BHP BILLITON SA LTD | 1 | 2011 |
| MULLER ELMAR L | 1 | 2011 |
| NICOL MICHAEL J | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Randburg, ZA | 4 | 2004–2011 |