Eric Westlund

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    International Patents: Aluminum Recycling and Recovery Processes

    US12663214 — VORTEX METAL INSERTION FURNACE CONTROL SYSTEM — GPRE IP, LLC (USA) — A vortex metal insertion system for a scrap aluminum metal recycling furnace, the system having a molten metal flow cycling through the furnace and through a vortex bowl in the system. The system includes one or more process sensors in the […]

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    August 2026

    Cover Maintaining aluminum scrap flows is vital to the U.S. secondary industry. SACA is a new coalition aiming to support scrap recovery. See article on page 20. (Photo: TOMRA Recycling.) Articles Secondary Aluminum Smelting and Recycling Annual Review By Rudolf P. Pawlek Page 6 Sortera Launches New Aluminum Scrap Sorting Facility in Tennessee: Pivotal Milestone […]

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    June 2026

    Cover Thermal image of the dross skimming process in an aluminum tilting melting furnace (captured using a FLIR camera, with an emissivity of 0.85 and a 55° field of view). Removing dross from the furnace prior to transferring the molten aluminum to a holding furnace is critical for maintaining metal quality, reducing oxidation losses, and […]

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    International Patents: Extruded Aluminum Solutions

    Editor’s Note: The extrusion industry could tell two different stories over the past two years. One of the stories would be for the Asian audience, and it is extremely positive. Consumption in China and the Asia Pacific region has been dominating the global picture, with extrusion growth outpacing the rest of the world by a […]

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    April 2026

    Cover Richard Whitten at Consolidated Tool is seen operating the new Sunnen Hone on the plant’s custom container lift table, where he is precision finishing the inside diameter of an aluminum extrusion container liner. Gemini Group recently expanded its Consolidated Tool operation to enable full-scope services for large extrusion tooling. See article on page 22. […]

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    International Patents: Primary Aluminum Production Solutions

    Editor’s Note: This issue focuses on patents related to the upstream aluminum industry that were granted during the most recent months in the U.S. and China. It is important to include China, because the country has been the world’s largest patent filer (and producer) for years in the area of metals, by a significant margin. […]

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    February 2026

    Cover Pyrohydrolysis equipment (i.e., a spray roaster) in operation at Latrobe Magnesium’s Demonstration Plant in Australia. The facility is using a proprietary technology to produce environmentally sustainable magnesium oxide from fly ash. See article beginning on p. 43. Articles Table/Primary Aluminum Activities in the Year 2025 By Rudolf P. Pawlek Page 6 Century Aluminum and […]