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Process for preparing calcium magnesium ammonium phosphate and calcium magnesium ammonium nitrate through nitric acid decomposition of low-medium graded phosphate ore
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Method for preparing calcium magnesium ammonium phosphate and calcium magnesium ammonium nitrate from phosphor tailings
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Process for preparing phosphate concentrate and by-products calcium carbonate and magnesium oxide from mid and low-grade phosphate rocks
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Method for processing phosphorite tailings and producing magnesium-containing calcium carbonate
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Method for extracting phosphate concentrate from phosphate tailings and cooperatively producing calcium carbonate and magnesium oxide
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Processing method for improving quality of medium and low grade phosphorus ore and recycling calcium magnesium
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Medium and low grade phosphorus ore magnesium removal treatment method
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Process for preparing phosphate concentrate and byproduct magnesium-containing calcium carbonate from medium-low-grade phosphorite
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Process for preparing phosphate concentrate as well as byproducts magnesium ammonium sulfate and calcium ammonium nitrate by use of medium and low grade phosphorus ores
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Method for preparing magnesium ammonium phosphate and magnesium ammonium nitrate with phosphate tailings
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Method for extracting phosphor concentrate from phosphor tailings and co-producing magnesium-containing calcium carbonate
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Method for extracting phosphate concentrate from phosphate tailings and cooperatively producing calcium ammonium nitrate and magnesium ammonium sulphate
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Method for coproducing tricalcium phosphate and ferric oxide by virtue of phosphated waste residues
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Comprehensive utilization method for zinc series phosphating solution waste residues
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Fertilizer prepared from yellow phosphorus furnace slag and specially applied to kiwi fruits and preparation method of fertilizer
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Method for producing organic-inorganic compound fertilizer through potassium-bearing shale
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Method for producing special long-acting organic-inorganic compound fertilizer for corn
