Inventor
John G. Peacey
Inventor
Lancaster, CA
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Bprimary
C22BProduction and refining of metals21%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals17%
Y02PClimate change mitigation technologies in the production or processing of goods17%
C25CProcesses for the electrolytic production, recovery or refining of metals13%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds8%
B22FWorking metallic powder4%
C30BSingle-crystal growth4%
F27BFurnaces, kilns, ovens or retorts in general4%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace4%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%
PatentTitleYear
5,565,080'Preparation of anhydrous magnesium chloride-containing melts from hydrated magnesium chloride'19965,443,614'Direct smelting or zinc concentrates and residues'19955,091,161'Production of pure magnesium chloride solution from siliceous magnesium minerals'19924,981,674'Production of anhydrous magnesium chloride'19914,800,003'Production of magnesium metal from magnesium containing materials'19894,743,347'Production of pure MgCl.sub.2 solution suitable for the production of magnesium metal from an impure magnesite ore or concentrate'19884,619,533'Tuyere pyrometer'19864,564,387'Wet zinc dust atomization and distribution'19864,382,778'Method and apparatus for reducing excess air inleakage into an open ring-type carbon baking furnace'19834,281,290'Voltage monitor'19813,947,562'Production of a form of alumina whiskers'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to HEPWORTH & GRANDAGE LTD (1)· patent assignee history
1976–1986Based in Pointe-Claire, CA· patent location history
1981–1983Patents assigned to NORANDA MINES LTD (2)· patent assignee history
1986–1995Patents assigned to NORANDA INC (5)· patent assignee history
1986Patents assigned to BRUNSWICK MINING & SMELTING (1)· patent assignee history
1986–1996Based in Lancaster, CA· patent location history
1996Patents assigned to NORANDA METALLURGY INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NORANDA INC | 5 | 1986–1995 |
| NORANDA MINES LTD | 2 | 1981–1983 |
| BRUNSWICK MINING & SMELTING | 1 | 1986 |
| HEPWORTH & GRANDAGE LTD | 1 | 1976 |
| NORANDA METALLURGY INC | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lancaster, CA | 7 | 1986–1996 |
| Pointe-Claire, CA | 4 | 1976–1986 |