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hydrometallurgy

3 statements across 2 episodes · 2 bullish · 0 bearish · 2 people on the record · first statement Jun 1, 2023 by Cristobal Undurraga · across every show →

Everything said about hydrometallurgy, oldest first

Jun 1, 2023 neutral
Assertion Supported
80% of global copper is produced via sulfide concentration
“Today, about 80% of the copper is produced through concentration, because it comes from copper sulfides, and only 20% comes from copper oxides, and those are processes through hydrometallurgy.”
Cristobal Undurraga Jun 1, 2023 ▶ 29:18 Keeping copper from limiting the energy transition
Apr 4, 2024 positive
Assertion Supported
Steingart: Hydromet battery recyclers use piranha solution to cut leaching time
“What most recyclers use now for hydromet digestion is, is a combination of sulfuric acid with hydrogen peroxide for a bit of kick H two O two. And this is really nasty stuff. It's called piranha, because it eats through anything, and, ah, it reduces the reside…”
Dan Steingart Apr 4, 2024 ▶ 10:20 The world of battery recycling
Apr 4, 2024 positive
Assertion Not checkable as stated
Steingart: Pyrometallurgy is cheaper and more reliable than hydrometallurgy
“They are but they give you a guaranteed result, and it is generally cheaper than the cousin that, that I like more, which is hydrometallurgy.”
Dan Steingart Apr 4, 2024 ▶ 8:58 The world of battery recycling
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