Materials Science and Engineering
黄铁矿渣综合利用
Complex processing of pyrite cinderA comprehensive technological approach to extract iron, non-ferrous, and precious metals from sulfuric acid production waste (pyrite cinder) using hydrometallurgical, pyrometallurgical, or combined methods. / 一种综合利用硫磺酸生产废渣（黄铁矿渣）提取铁、有色金属和贵金属的综合技术方法，包括湿法冶金、火法冶金或联合工艺。
- Knowledge type
- 工艺技术
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-10-15 16:00:44
Sub-knowledge points
Hydrometallurgical (acid leaching)Pyrometallurgical (chlorinating firing)Combined (reducing firing - magnetic separation)
Higher-order knowledge points
Economic efficiency assessmentEnvironmental necessity
Main parameters and performance indicators
Iron content: 40–63%Gold content: up to 10–20 g/tProcessing scale: 100 thousand tons/yearPayback period: less than 4 months (excluding R&D)
Open problems
Lack of regulatory incentives for processing man-made wasteInsufficient technology development on an industrial scaleLogistical constraints
Related literature
ranked by community starsEconomic efficiency of extracting iron and precious metals from pyrite cinderOpen source
Related products and links
Iron oxide pigmentsPrecious metal concentratesPrecursors for lithium-iron-phosphate battery cathode materials
Creation and modification trail
1 recordsRecord title: Complex processing of pyrite cinder.
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