Ngemuva kweminyaka engaphezu kweminyaka engama-40 yemizamo, ikakhulukazi intuthuko esheshayo kusukela ngo-1978, iChinaUmhlaba ongavamileImboni iye yaqaqamba i-leap efanelekile emazingeni okukhiqiza kanye nekhwalithi yomkhiqizo, yakha uhlelo oluphelele lwezimboni. Okwamanje,Umhlaba ongavamileUkucolisiswa eChina
I-Ore Smelting and Hartwork umthamo ufinyelela amathani angaphezu kuka-130000 ngonyaka (Reo), kanye nokwakhiwa kweminyaka yonyaka yobuntu obunganqandekile kufinyelela amathani angaphezu kuka-70000, afaka ama-80% omkhiqizo ophelele emhlabeni. Ukukhiqizwa kwayo kanye nevolumu yokuthumela kwelinye izwe liyindawo enkulu kunazo zonke emhlabeni.
Kunama-170 angaphezu kwama-170Umhlaba ongavamileAmabhizinisi okubhema nokuhlukaniswa kwe-China, kepha yi-5 kuphela anesikhundla sonyaka esisebenza ngaphansi kwamathani angama-5000 (Reo), namabhizinisi amaningi anesilinganiso sokusebenza kwamathani ayi-1000-2000.
Njengamanje, iChina yakha izisekelo ezintathu ezinkulu zokukhiqiza ikakhulukazi ezizungeze ezintathu ezinkuluUmhlaba ongavamileIzinsizakusebenza:
(1) INyakathoUmhlaba ongavamileI-Production Base yasungulwa nge-baotou exubekileUmhlaba ongavamilei-ore njengoba impahla eluhlaza, nge-baotouUmhlaba ongavamileInkampani yaseTheky Tech kanye neGansu Rare Earth Company njenge-Backbone. Kunamabhizinisi angaphezu kwama-80 akhiqizaUmhlaba ongavamileamakhemikhali anjengeUmhlaba ongavamile chloridekanye ne-carbonate ngonyaka
Amathani angaphezu kwama-60000 ama-compounds namathani ayi-15000 angashadileUmhlaba ongavamileamakhompiyutha. Njengamanje, iningiUmhlaba ongavamileUkucutshungulwa kwamabhizinisi i-Baotou Ore Sebenzisa inqubo yokunqwabanisa i-acid eyenziwe ngeBeijing Metals Metals Researy Institute, bese usebenzisa i-P204 noma i-P507 Extraction SI-Earetion, yayoI-certium ephezulu yokuhlanzangokuvamile kukhishwe isizinda se-oxidation, kanye nebanga le-fluorescentI-Europuum Oxidekukhishwe ukukhishwa kokunciphisa. Imikhiqizo esemqoka ifaka amakhompiyutha angashadi angenayo noma ahlanganisiwe ajwayelekile afanauhlobo linthanum, umrintshi, I-PraseOdDODYIUM, needymium, iSamurium, indlu yokuhlala yokungenayogugu, njll.
(2) okuphakathi nesindayoUmhlaba ongavamileI-Production Base ithatha uhlobo lwaseSouthern Ionic oric njengezinto zokwakha eziluhlaza, futhi izibamba cishe amathani angama-20000 eSouthern Ionic TypeUmhlaba ongavamileores minyaka yonke. Amabhizinisi abuyela emuva afaka iGuanzhou umfula i-Pearl River Smelter, Jianyin JiahuaaUmhlaba ongavamileIfektri, ne-YIXIN XINWEI Rare Earth Co, Ltd Company, I-Liyan Luodiya Fy Type Earth Rar, ngokuvamile i-Ammonium Sulfate e-Amomonium Aciding Carbochloric acid ukwehlukanisa nokuhlanza.
Medium kuya esindayoI-Rare Earth Oxidesnezinye izinhlanganisela ezicebile ezifanaytttrium, dysprosium, i-terbium, indlu yokuhlala yokungenayogugu, uhlobo linthanum, needymium, iSamurium, njll.
. Njengamanje zikhona izitshalo ezingama-27 ze-hydrometurgy ezinomphumela wonyaka wonyaka wamathani ayi-15-2000. Inqubo yokunqwabanisa ye-fluoride ore futhiumrintshiI-Ore ikakhulukazi ifaka phakathi kokugazinga kwe-oxidation vIzinqubo zokwelashwa kwamakhemikhali zamakhemikhali ezivukile zisuselwa kwinqubo eyinhloko yokugcotshwa kwe-sulfuric acid leashing, nemikhiqizo enobunjiniyela obungashadile noma obuhlangene bomhlaba obuyindidauhlobo linthanum, umrintshi, futhineedymium. Amabhizinisi amaningi ancane esikalini, enemishini ephansi ne-technological level.tnansi imikhiqizo eminingi eyinhloko ngaphakathiUmhlaba ongavamileImikhiqizo yokunqwabelana, enobumsulwa obuphezulu kanye nemikhiqizo eyodwa engajwayelekile yomhlaba ehlanganisiwe ayiveli i-5%.
Isikhathi sePosi: Nov-02-2023