Sustainable method for recycling smelting works dusts and sludges to produce iron-containing, heavy-metal-depleted reclaimed materials with recovery of lead and zinc
US-12448666-B2 · Oct 21, 2025 · US
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Patent family 74874592
This patent family groups 2 related publications across US. Members often share priority claims or equivalent filings in different countries.
| Field | Value |
|---|---|
| Family ID | 74874592 |
| Family type | — |
| Earliest priority | Feb 28, 2020 |
| First filing country | US |
| Member publications | 2 |
| Countries | US |
| Representative publication | US12448666B2 — Sustainable method for recycling smelting works dusts and sludges to produce iron-containing, heavy-metal-depleted reclaimed materials with recovery of lead and zinc |
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US12448666B2 — Sustainable method for recycling smelting works dusts and sludges to produce iron-containing, heavy-metal-depleted reclaimed materials with recovery of lead and zinc (published Oct 21, 2025)
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