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Institutt For Energiteknikk patents


Recent patent applications related to Institutt For Energiteknikk. Institutt For Energiteknikk is listed as an Agent/Assignee. Note: Institutt For Energiteknikk may have other listings under different names/spellings. We're not affiliated with Institutt For Energiteknikk, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "I" | Institutt For Energiteknikk-related inventors


Wax tracers

The present invention provides a method for monitoring precipitation of at least one wax component from a hydrocarbon-containing fluid stream during the flow of said fluid stream through a fluid transport system having at least one in-flow point and at least one out-flow point. The method comprises: i) introducing at least one labelled wax into said hydrocarbon-containing fluid stream at at least one in-flow point; and ii) measuring the relative or absolute concentration of said labelled wax in at least one sample taken at at least one out-flow point. ... Institutt For Energiteknikk

Passivation stack on a crystalline silicon solar cell

A method for manufacturing a passivation stack on a crystalline silicon solar cell device. The method includes providing a substrate comprising a crystalline silicone layer such as a crystalline silicon wafer or chip, cleaning a surface of the crystalline silicon layer by removing an oxide layer at least from a portion of one side of the crystalline silicon layer, depositing, on at least a part of the cleaned surface, a layer of silicon oxynitride, and depositing a capping layer comprising a hydrogenated dielectric material on top of the layer of silicon oxynitride, wherein the layer of silicon oxynitride is deposited at a temperature from 100° c. ... Institutt For Energiteknikk

Alumina and carbonate production method from al-rich materials with integrated co2 utilization

A process for alumina and carbonate production from aluminium rich materials with integrated co2 utilization, comprising: comminuting and leaching al-rich materials in concentrated hci; separating unreacted material from metal chloride solution; separating al3+ from solution by crystallization of alcl3.6h2o; calcination of alcl3.6h2o with hcl recovery; precipitation of metal carbonates from co2; regeneration of hcl and extractive amines; the al3+ separation the facilitated by increasing hcl concentration; the calcination being performed in two steps, one in the range 400 and 600° c. To generate a hcl-rich gas and one above 600° c. ... Institutt For Energiteknikk








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