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A comment on Form Energy gets its first grid-scale battery installation. Parent comment

Re:Form Energy gets its first grid-scale battery installation by xchaotic on Friday May 08, 2020 @08:26AM (#23114019)
Exactly, is it chemistry based (iron oxide) or pumping water?
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Re:Form Energy gets its first grid-scale battery installation by gwicks56 on Friday May 08, 2020 @08:39AM (#23114138)
According to their website[1], this is the extent of what they have to say about their technology:

The Technology

Form Energy has identified and is developing a novel approach that is low-cost, safe, and scalable. This battery would allow for a 100% renewable, carbon free grid.

Super useful

[1]" https://formenergy.com/about/

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Re:Form Energy gets its first grid-scale battery installation by 1958325146 on Friday May 08, 2020 @09:14AM (#23114479)
It looks like an iron-based chemistry: http://appft1.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=....
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Re:Form Energy gets its first grid-scale battery installation by 1958325146 on Friday May 08, 2020 @02:02PM (#23117616)
Sorry, you have to append a period to a URL to make it work. HN does not believe in URLs that end in periods, apparently.
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