Inventor
William R. Opie
Inventor
Holmdel, NJ, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Bprimary
C22BProduction and refining of metals50%
Y02PClimate change mitigation technologies in the production or processing of goods30%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials10%
C25CProcesses for the electrolytic production, recovery or refining of metals10%
PatentTitleYear
7,712,634'Apparatus and method for dispensing small quantities of particles'20104,351,705'Refining copper-bearing material contaminated with nickel, antimony and/or tin'19824,168,155'Process for smelting lead refinery dross'19794,120,697'Segregation-separation of copper from nickel in copper-nickel sulfide concentrates'19784,072,507'Production of blister copper in a rotary furnace from calcined copper-iron concentrates'19784,006,010'Production of blister copper directly from dead roasted-copper-iron concentrates using a shallow bed reactor'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1982Patents assigned to AMAX INC (5)· patent assignee history
1977–1982Based in Holmdel, NJ, US· patent location history
2010Patents assigned to PFIZER LTD (1)· patent assignee history
2010Based in Bonn, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AMAX INC | 5 | 1977–1982 |
| PFIZER LTD | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Holmdel, New Jersey, US | 5 | 1977–1982 |
| Bonn, DE | 1 | 2010 |