Editor’s Note: Various aspects of aluminum casthouse technology appear in almost every issue of Light Metal Age, no doubt because it is the first step and an important link in the wrought aluminum processing chain required for subsequent downstream processing and production of quality product. With no exception, the international patent survey presented here focuses […]
Eric Westlund
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Editor’s Note: Unlike aluminum’s sustainable advantage in recycling, primary aluminum production (which uses carbon anodes in the Hall-Héroult process), continues to be energy intensive and a greenhouse gas (GHG) producer. Ignoring the effect of CO2 generation in the coal/hydrocarbon power equation, the use of carbonaceous anodes in the smelting process generates GHGs as carbon is […]
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February 2020
Cover The Lochaber smelter in Scotland celebrated its 90th anniversary in December 2019. GFG Alliance, which owns the smelter, is forming a new aluminum group, called ALVANCE Aluminium. (Photo courtesy of ALVANCE Aluminium Group.) Articles Table/Primary Aluminum Industry in the Year 2019 By Rudolf P. Pawlek, Contributing Editor Page 6 Purchase Article Rusal Starts Up One […]
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US10486821 — JET ENGINE ANTI-ICING AND NOISE-ATTENUATING AIR INLETS — The Boeing Company (USA) — An embodiment of a jet engine air inlet providing anti-icing, and optionally, engine noise reduction, includes a rigid frame defining a gridwork of contiguous cells. A cap skin has an outer surface sealingly attached to an inner surface of the […]
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January 2020
Cover Steam rises from tanks where aluminum extrusions are being anodized at Pries Enterprises in Independence, IA. Pries recently finished a 50,000 sq ft expansion and installation of a state-of-the-art anodizing line. See story beginning on page 6. Articles Pries Installs One of the Most Advanced Anodizing Lines in the U.S. By Rose Eaton Page […]
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Editor’s Note: In coil coating of aluminum sheet, applied by roll coating or other means, the coated product is subsequently subjected to a short thermal, ultraviolet, and/or electromagnetic curing cycle for drying and curing of the coating. Coil coating of aluminum alloy sheet is forever evolving in terms of pretreatment and top coating compositions, especially […]
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December 2019
Cover COVER: The 2020 Corvette C8 utilizes a new mid-engine design with an aluminum-intensive uni-frame in order to push the performance envelope. Engineers from the company discussed their decision making during the Lightweighting World Expo 2019. Learn more on page 22. (Photo: Chevrolet.) Articles A Simple Measurement System for Optimization of Auto Aluminum Body Sheet […]
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US10418142 — Aluminum Alloy Wire, Aluminum Alloy Stranded Wire, Covered Electric Wire, and Wire Harness — Furukawa Electric Co., Ltd. and Furukawa Automotive Systems Inc. (Japan) — The present disclosure provides an aluminum alloy wire or the like which can secure a high conductivity and a moderately low yield strength, and realize both a high […]