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2022
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Invention
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Treatment method for high-phosphorus iron ore. The present invention provides a treatment method ... |
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2021
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Invention
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Method for treating high-phosphorus oolitic iron ores. Provided in the present invention is a met... |
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2020
|
Invention
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Method for extracting iron from high-phosphorus oolitic iron ore by suspension roasting and remov... |
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2018
|
Invention
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Belt roaster. A belt roaster, comprising a pair of airflow blocking plates and an ash container, ... |
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Invention
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Adjustable bar sealing device utilized in roasting machine, and roasting machine having same. An ... |
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Invention
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Double-adjustable bar sealing device utilized in roasting machine, and roasting machine having sa... |
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Invention
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Fully-suspended flexible transmission device for belt-type roasting machine. Disclosed is a fully... |
