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GM working on mixed-chemistry EV battery packs

Ultium EV platform - GMC Hummer EVGeneral Motors is following a handful of other automakers and battery firms in developing mixed-chemistry battery packs for electric vehicles. GM laid out its version of this concept in a patent filing published by the United States Patent and Trademark Office (USPTO) Nov. 28, 2024. In that document, which was first filed by GM Aug. 2, 2023, the...

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