Editor’s Note: Much has changed in the automotive world since the last time that Light Metal Age spotlighted patents focused on the role of aluminum in electric vehicles (EVs). More and more automakers and suppliers are devoting their intellectual and financial resources toward EV production. As a result, automakers are displacing or at least minimizing […]
Eric Westlund
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Cover Casting of aluminum billet at Western Extrusions’ new casthouse in Carrollton, TX. The new automated casting line enables the extruder to control its own billet supply, increase its use of recycled scrap, achieve high sustainability, and ensure the safety of its personnel. See article on page 6. Articles Western Extrusions’ New Highly Automated Casthouse […]
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Editor’s Note: As a manufacturing process where metal is hot or cold pressed under great pressures in the solid state to produce three dimensional parts, forging has long been associated with high quality wrought aluminum products. The recent patents below cover aluminum forgings used throughout the transportation industry, from aerospace to automotive to bicycles, as […]
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Editor’s Note: As many Light Metal Age articles and items have noted, the friction stir welding (FSW) process, which joins aluminum components in the solid state, has been applied throughout the world in various industries that produce products for transportation, B&C, and industrial and consumer sectors. The November 2020 selection of patents covered a wide […]
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April 2021
Cover Aluminum profiles coated using the sublimation process at Benkam Alu Extrusions in Uzbekistan. The company is currently launching a massive multi-year expansion project, which will increase its extrusion, surface finishing, and fabrication capacities. See article on page 6. Articles Benkam Launches Multi-Year Expansion to Increase Extrusion Capacity Page 6 Aluminum Cross Members for Weight […]
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Editor’s Note: On August 3rd, 1888, Austrian chemist Karl Josef Bayer working in Saint Petersburg, Russia was granted German patent 43977 for his invention involving a process for the production of aluminum hydroxide. At the time, his invention was used by the textile industry that made use of aluminum hydroxide as a dye fixative. Other […]
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February 2021
Cover Emirates Global Aluminium (EGA) began producing aluminum using power from a massive solar plant in the UAE. The company has started selling its solar aluminum, with BMW being its first customer. (Top photo by DEWA, bottom photos by BMW.) Articles Tables/Primary Aluminum Industry in the Year 2020 By Rudolf P. Pawlek Page 6 Casthouse […]
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Editor’s Note: Although the focused patent surveys in Light Metal Age have generally covered select aluminum technologies, magnesium alloy technology has generally been sidelined. Nevertheless, magnesium is a major alloying master alloy in aluminum casthouse production and critical to the reduction of light metals, such as titanium and beryllium. Therefore, this patent survey aims to […]