Bayan shekaru fiye da 40 na kokari, musamman saurin bunkasuwa tun daga shekarar 1978, kasar Sin ta samukasa kasamasana'antu sun yi tsalle mai inganci a matakin samarwa da ingancin samfur, suna samar da cikakken tsarin masana'antu.A halin yanzu,kasa kasatacewa a China
The tama smelting da rabuwa iya aiki kai kan 130000 ton a kowace shekara (REO), da kuma shekara-shekara samar da rare earths ya kai kan 70000 ton, lissafin sama da 80% na duniya ta jimlar samar.Yawan samar da ita da kuma fitar da ita duka sune mafi girma a duniya.
Akwai fiye da 170kasa kasaKamfanoni na narkewa da rarrabawa a kasar Sin, amma 5 ne kawai ke da karfin sarrafa fiye da ton 5000 (REO), tare da yawancin kamfanoni suna da karfin sarrafa tan 1000-2000.
A halin yanzu, kasar Sin ta kafa manyan sansanonin samar da kayayyaki guda uku musamman wajen manyan guda ukukasa kasaalbarkatun:
(1) A arewakasa kasaAn kafa tushen samarwa tare da gauraye Baotoukasa kasaore a matsayin albarkatun kasa, tare da BaotouRare DuniyaHigh Tech and Gansu Rare Earth Company a matsayin kashin baya.Akwai kamfanoni sama da 80 da ke samarwakasa kasasinadarai kamarrare duniya chlorideda carbonate a kowace shekara
Fiye da ton 60000 na mahadi da tan 15000 na guda ɗayakasa kasamahadi.A halin yanzu, mafikasa kasaKamfanonin da ke sarrafa ma'adinan Baotou suna amfani da tsarin narkewar acid da Cibiyar Nazarin Ƙarfa ta Beijing Nonferrous Metals Research Institute ta ƙera, sannan su yi amfani da P204 ko P507 hakar s.rabuwa, wandahigh-tsarki ceriumgabaɗaya ana fitar da iskar shaka ta hanyar hakar oxidation, da ƙimar kyallieuropium oxideana fitar da shi ta hanyar raguwa.Babban samfuran sun haɗa da mahaɗaran ƙasa guda ɗaya ko gauraye marasa ƙarfi kamarlantanum, cerium, praseodymium, neodymium, samari, europium, da dai sauransu.
(2)Matsakaici da nauyikasa kasaTushen samarwa yana ɗaukar nau'in nau'in ionic na kudu azaman albarkatun ƙasa, kuma yana ɗaukar kusan tan 20000 na nau'in ionic na kudu.kasa kasaores a kowace shekara.Kamfanonin kashin baya sun hada da Guanzhou the Pearl Smelter, Jianyin JiahuaRare DuniyaFactory, da Yixin Xinwei Rare Duniya Co., Ltd Kamfanin, Liyan Luodiya Fangzheng Rare Duniya Company, Guangdong Yanjiang Rare Duniya Factory, da dai sauransu Kudancin ion irin rare ƙasa mahakar gabaɗaya amfani da ammonium sulfate a wurin leaching carbonate hazo ƙonewa hydrochloric acid rushe P507 da naphthenic acid hakar rabuwa da tsarkakewa.
Matsakaici zuwa nauyi guda ɗayarare duniya oxidesda wasu sinadarai masu wadatarwa irin suyttrium, dysprosium, terbium, europium, lantanum, neodymium, samari, da dai sauransu.
(3) Yin amfani da Mianning fluorocarbon cerium tama a Sichuan a matsayin albarkatun kasa, an kafa tushen samar da ma'adinin cerium a Sichuan.A halin yanzu akwai tsire-tsire na hydrometallurgy 27 tare da jimlar fitarwa na shekara-shekara na ton 15-2000.Tsarin narkewar tama na fluoride daceriumOre yafi ƙunshi oxidation roasting vTsare-tsare masu ban sha'awa waɗanda aka samo daga babban tsari na gasa sulfuric acid leaching, tare da samfuran kasancewar guda ɗaya ko gauraye da ƙarancin mahalli na ƙasa galibi sun haɗa dalantanum, cerium, kumaneodymium.Yawancin masana'antu ƙanana ne a ma'auni, tare da ƙananan kayan aiki da matakin fasaha.TAnan akwai samfuran farko da yawa a cikikasa kasasamfurori masu narkewa, tare da tsabta mai tsabta da samfuran da ba a taɓa gani ba a duniya waɗanda aka kiyasta ba su wuce 5%.
Lokacin aikawa: Nov-02-2023