Inventor
Stein Julsrud
Inventor
Skien, NO
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Bprimary
C01BNon-metallic elements25%
C25CProcesses for the electrolytic production, recovery or refining of metals22%
B01DSeparation16%
C04BLime, magnesia9%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace6%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
C23CCoating metallic material3%
F02CGas-turbine plants3%
F27BFurnaces, kilns, ovens or retorts in general3%
PatentTitleYear
11,117,112Pressure-based control of fluidized bed reactor202110,407,310System for reducing agglomeration during annealing of flowable, finely divided solids20199,662,628'Non-contaminating bonding material for segmented silicon carbide liner in a fluidized bed reactor'20179,580,327'Method and apparatus for consolidation of granular silicon and measuring non-metals content'20179,463,982'Fouling reduction in hydrochlorosilane production'20169,217,204'Control of temperature and operation of inert electrodes during production of aluminum metal'20157,879,220'Method and means for improving electrolysis cell operation'20117,470,354'Utilisation of oxygen evolving anode for Hall-Hèroult cells and design thereof'20087,452,450'Dimensionally stable anode for the electrowinning of aluminum'20087,422,624'Method for operating one or more electrolysiscells for production of aluminium'20087,288,135'Solid multicomponent mixed proton and electron conducting membrane'20077,144,483'Method and an electrowinning cell for production of metal'20067,141,148'Material for a dimensionally stable anode for the electrowinning of aluminum'20066,786,952'Membrane and use thereof'20046,503,296'Membrane and use thereof'20036,395,243'Catalytic or non-catalytic processes with enriched oxygen as a reactant'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2015Patents assigned to NORSK HYDRO AS (11)· patent assignee history
2002–2015Based in Skien, NO· patent location history
2015Patents assigned to JULSRUD STEIN (1)· patent assignee history
2015Patents assigned to SILJAN OLE-JACOB (1)· patent assignee history
2016–2021Patents assigned to REC SILICON INC (5)· patent assignee history
2016–2021Based in Moses Lake, WA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NORSK HYDRO AS | 11 | 2002–2015 |
| REC SILICON INC | 5 | 2016–2021 |
| JULSRUD STEINself | 1 | 2015 |
| SILJAN OLE-JACOB | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Skien, NO | 11 | 2002–2015 |
| Moses Lake, Washington, US | 5 | 2016–2021 |