Kemgbe 1950s, Chineseobere ụwaNdị ọrụ sayensị na teknụzụ emeela nyocha na mmepe dị ukwuu na usoro mmịpụta ihe mgbaze maka ikewapụobere ụwaihe dị iche iche, wee nweta ọtụtụ nsonaazụ nyocha sayensị, bụ nke ejirila ọtụtụ ihe na mmepụta ụlọ ọrụ ụwa na-adịghị ahụkebe. Na 1970, a na-eji N263 mee ihe nke ọma na ụlọ ọrụ iji wepụ na ikewapụyttrium oxidena ịdị ọcha nke 99.99%, dochie usoro mgbanwe ion maka ikewapụyttrium oxide. Ọnụ ego ahụ erughị otu ụzọ n'ụzọ iri nke usoro mgbanwe ion; N'afọ 1970, a na-eji mmịpụta P204 mee ihe kama usoro recrystalization oge gboo iji wepụta ìhè.obere ụwa oxides; Na-ewepụtalanthanum oxideiji methyl dimethyl heptyl ester (P350) kama usoro kristal fractional nke oge gboo; Na 1970s, usoro nke amonia P507 mmịpụta na nkewa nkeobere ụwaọcha na mmịpụta nkeyttriumA na-eji naphthenic acid mee ihe na mbụ na Chinaobere ụwaụlọ ọrụ hydrometallurgy; Ngwa ngwa mmepe nke teknụzụ mmịpụta na Chinaobere ụwaụlọ ọrụ enweghị ikewapụ na ịrụsi ọrụ ike nke Yuan Chengye na ndị otu ndị ọzọ sitere na ụlọ akwụkwọ sayensị China nke Shanghai Institute of Organic Chemistry. Dị iche iche extractants (dị ka P204, P350, P507, wdg) ha emewo ọma nnyocha e ọtụtụ ebe na ụlọ ọrụ; Ozizi mwepu nke cascade nke Prọfesọ Xu Guangxian nke Mahadum Peking tụpụtara ma kwalite n'afọ ndị 1970 ekerewo òkè na-eduzi na mmịpụta na teknụzụ nkewa China. N'otu oge ahụ, a tụpụtara usoro nkewa nke kachasị site na iji usoro mmịpụta cascade ma tinye ya n'ọrụ naobere ụwammịpụta na nkewa ụlọ ọrụ.
N'ime afọ 40 gara aga, China enwetawo ọtụtụ ihe dị ịrịba ama n'ọhịa nkeobere ụwankewa na ịdị ọcha.
Na 1960s, Beijing Nonferrous Metals Research Institute ji nke ọma mụọ usoro mbelata zinc ntụ ntụ iji mepụta ịdị ọcha dị elu.europium oxide, nke bụ oge mbụ na China na-emepụta ngwaahịa karịrị 99.99%. A ka na-eji usoro a eme ihe n'ụdị dị iche icheala na-adịghị ahụkebeobodo nile nke ụlọ ọrụ mmepụta ihe na-eji; Shanghai Yuelong Chemical Plant, Mahadum Fudan, na Beijing General Institute of Nonferrous Metals jikọrọ aka na mbụ iji usoro mgbanwe mmịpụta ion iji mee ka N263 na P204 mee ka N263 dịkwuo mma ma wepụ na sachaa iji nweta 99.95% ịdị ọcha.yttrium oxide. Na 1970, a na-eji P204 mee ka N263 baa ọgaranya wee nwetayttrium oxidena ịdị ọcha karịrị 99.99% site na mmịpụta nke abụọ na ịdị ọcha.
Site na 1967 ruo 1968, ụlọ ọrụ nnwale nke Jiangxi 801 Factory na Beijing Nonferrous Metals Research Institute jikọrọ aka na-amụ nke ọma usoro nke iji P204 mmịpụta grouping - N263 mmịpụta wepụ yttrium oxide. Na Disemba 1968, otu 3-ton / afọ yyttrium oxidemmepụta ogbako e wuru, na-adị ọcha nke 99% nkeyttrium oxide.
Na 1972, ụlọ ọrụ anọ hibere otu nyocha, gụnyere Beijing Nonferrous Metals Research Institute, Jiangxi 806 Factory, Jiangxi Nonferrous Metallurgy Research Institute, na Changsha Nonferrous Metallurgy Design Institute. Mgbe afọ abụọ nke nkwonkwo nyocha nyocha na Beijing Nonferrous Metals Research Institute, usoro nke iwepụtayttrium oxideIji naphthenic acid dị ka ihe na-amịpụta na mmanya agwakọta dị ka ihe na-esi ísì ụtọ ka a mụrụ nke ọma.
Na 1974, Changchun Institute of Applied Chemistry chọpụtara na nke mbụ ya mgbe a kewara.obere ụwaihe na-eji naphthenic acid wepụ,yttriumdị n'ihulanthanum, na-eme ka ọ bụrụ ihe kacha dị mfe a na-ewepụ n'ime ihe ndị dị n'ụwa. Ya mere, a technology maka nkewayttrium oxideiji naphthenic acid wepụ si nitric acid usoro ka atụpụtara. N'otu oge ahụ, Beijing Nonferrous Metals Research Institute mere nnyocha na nkewa nkeyttrium oxidesite na usoro hydrochloric acid na-eji naphthenic acid, na nyocha gbasaara na Nanchang 603 Plant na Jiujiang 806 Plant na 1975, na-eji Longnan agwakọta.obere ụwa oxidedị ka akụrụngwa. Na 1974, Shanghai Yuelong Chemical Plant, Mahadum Fudan, na Beijing Nonferrous Metals Research Institute jikọrọ aka ịmụ nkewa nkewa.yttrium oxidee si monazite The agwakọtaobere ụwanke agba aja ajayttriumcolumbium ore eji arọobere ụwaewepụtara ma chịkọta ya site na P204 dị ka akụrụngwa, nayttrium oxidee na-ekewa site na mmịpụta naphthenic acid. Emere asọmpi ọbụbụenyi n'ihu atọ, ebe onye ọ bụla gbanwere ọgụgụ isi, mụta ihe site na ike na adịghị ike nke ibe ya, ma mesịa mụọ nke ọma na mmịpụta naphthenic acid na usoro nkewa nke 99.99%.yttrium oxidee nwere njirimara ndị China.
Site na 1974 ruo 1975, Nanchang 603 Factory rụkọrọ ọrụ na Changchun Institute of Applied Chemistry, Beijing General Institute of Non ferrous Metals, Jiangxi Institute of Non ferrous Metallurgy, na ndị ọzọ nkeji na-amụ nke ọma ọgbọ nke atọ.yttrium oxidee mmịpụta usoro - naphthenic acid otu nzọụkwụ mmịpụta na mmịpụta nke elu-ọchayttrium oxidee. Emere usoro a na 1976.
Na mbụ NationalỤwa dị ụkọMgbakọ Extraction nke emere na Baotou na 1976, Maazị Xu Guangxian tụpụtara echiche nke mmịpụta cascade. Na 1977, "National Symposium onỤwa dị ụkọExtraction Cascade Theory and Practice” ka emere na Shanghai Yuelong Chemical Plant, na-enye usoro mmeghe na nke zuru oke na tiori a. N'ikpeazụ, a na-etinye echiche nke cascade mmịpụta n'ọtụtụ ebe na nyocha na mmepụta nke nkewa na ịdị ọcha nke ụwa na-adịghị ahụkebe.
N'afọ 1976, ụlọ ọrụ nyocha nke ọla na-abụghị nke Beijing jiri Baotou ore gwakọta yaobere ụwawepụceriumsite na ihe bara ụba. Ejiri usoro mmịpụta N263 kewapụlanthanum praseodymium neodymium. Atọ ngwaahịa e kewapụrụ na otu mmịpụta, na ịdị ọcha nkelanthanum oxide, praseodymium oxide, naneodymium oxidedị gburugburu 90%.
Site na 1979 ruo 1983, BaotouỤwa dị ụkọỤlọ ọrụ nyocha na ụlọ ọrụ nyocha nke ọla na-abụghị nke Beijing mepụtara usoro P507 hydrochloric acidobere ụwammịpụta nkewa usoro iji Baotou obere ụwa ore dị ka akụrụngwa iji nweta isii otuobere ụwangwaahịa (ịdị ọcha 99% ruo 99.95%) nkelanthanum, cerium, praseodymium, neodymium, samarium, nagadolinium, yanaeuropiumnaterbiumngwaahịa bara ụba. Usoro ahụ dị mkpụmkpụ, na-aga n'ihu, na ịdị ọcha ngwaahịa ahụ dị elu.
Na mmalite 1980s, Beijing Nonferrous Metals Research Institute rụkọrọ ọrụ na Jiujiang Nonferrous Metals Smelter, Changchun Institute of Applied Chemistry, na Jiangxi 603 Factory iji mepụta mba "Isi Afọ ise Plan" nnyocha na ọma mepụtara usoro nkà na ụzụ maka n'ụzọ zuru ezu nkewa otu.obere ụwaihe sitere na Longnan agwakọtaobere ụwana-eji usoro P507 hydrochloric acid.
N'afọ 1983, Jiujiang Nonferrous Metals Smelter nakweere usoro teknụzụ nke Beijing Nonferrous Metals Research Institute's "naphthenic acid hydrochloric acid system iji mepụta ọkwa fluorescent.yttrium oxidesitere na Longnan agwakọta obere ụwa” iji mepụta ọkwa fluorescentyttrium oxide, ibelata ọnụ ahịa nkeyttrium oxidena imezu ihe a chọrọyttrium oxidemaka agba telivishọn na China.
Na 1984, Beijing General Institute of Non ferrous Metals mụọ nke ọma nkewa nke ịdị ọcha dị elu.terbium oxideiji resin mmịpụta P507 na-ejiterbiumihe bara ụba dị ka akụrụngwa na China.
Na 1985, Beijing Nonferrous Metals Research Institute bufere naphthenic acid mmịpụta nkewa fluorescent ọkwa.yttrium oxideusoro teknụzụ na mbụ German Democratic Republic maka 1.71 nde Swiss franc, nke bụ nke mbụobere ụwateknụzụ usoro nkewa nke China na-ebupụ.
Site na 1984 ruo 1986, Mahadum Peking dechara nnwale ụlọ ọrụ na mmịpụta na nkewa nke La/CePr/Nd na La/Ce/Pr na sistemụ P507-HCl na nke atọ.Ụwa dị ụkọOsisi Baosteel. Karịrị 98%praseodymium oxide, 99.5%lanthanum oxide, karịa 85%cerium oxidena 99%neodymium oxidee nwetara. Na 1986, Shanghai Yuelong Chemical Plant etinyere njikarịcha imewe tiori nke atọ tinyekwa usoro, a theoretical rụzuru nke Peking University cascade mmịpụta tiori, na-eduzi a atọ tinyekwa ulo oru nnwale na ọhụrụ wuru P507-HCl usoro ìhè obere ụwa nkewa usoro. Ọnụ ọgụgụ nnwale nke ụlọ ọrụ agbasawanye ozugbo imepụta echiche nke mmịpụta cascade ruo tọn 100, na-ebelata oke okirikiri nke itinye usoro ọhụrụ ahụ na mmepụta.
Site na 1986 ruo 1989, Baotou Rare Earth Research Institute, Jiangxi 603 Factory, na Beijing Nonferrous Metals Research Institute mepụtara usoro P507-HCl usoro mmịpụta dị iche iche, nke na-enye ohere maka imepụta ngwaahịa 3-5 na-adịghị ahụkebe n'otu oge site na otu mmịpụta akụkụ. Usoro a dị mkpụmkpụ, ọ na-efu, yana mgbanwe.
Site na 1990 ruo 1995, Beijing Nonferrous Metals Research Institute na BaotouỤwa dị ụkọỤlọ ọrụ nyocha jikọrọ aka na-eme atụmatụ nyocha nke sayensị na nkà na ụzụ nke mba "Atụmatụ Afọ ise nke asatọ" "Nchọpụta na High Purity SingleỤwa dị ụkọTeknụzụ mmịpụta”. Iri na isii otuobere ụwa oxideA na-akwado ngwaahịa ndị nwere ịdị ọcha karịa 99.999% ruo 99.9999% site na iji usoro mmịpụta, usoro mmịpụta chromatography, usoro redox, na usoro cation mgbanwe fiber chromatography, n'otu n'otu. Usoro a eruola ọkwa dị elu nke mba ụwa wee nweta ihe nrite “Atụmatụ Afọ ise nke asatọ” nke mba.
Na 2000, Beijing Nonferrous Metals Research Institute rụpụtara nke ọma usoro mbelata alkalinity electrolytic iji kwadebe ịdị ọcha dị elu.europium oxide. N'ihi na-ezere mmetọ nke zinc ntụ ntụ na ngwaahịa, usoro a nwere ike wepụeuropium oxidena ịdị ọcha nke 5N-6N n'otu ụzọ. Na 2001, usoro mmepụta kwa afọ nke 18 tọn nke ịdị ọcha dị elueuropium oxidee wuru na GansuỤwa dị ụkọỤlọ ọrụ ma tinye n'ọrụ n'afọ ahụ.
Na nchịkọta, ndị Chinaobere ụwankewa na teknụzụ dị ọcha nwere ike ịsị na-eduga n'ụwa, dịka nkewa nke naphthenic acid mmịpụta nkeyttrium oxideibu karịa 5N, P507 usoro mmịpụta maka ịkwadebelanthanum oxideburu ibu karịa 5N, usoro mbelata electrolytic ma ọ bụ usoro alkalinity maka ịkwadebeeuropium oxideburu ibu karịa 5N, wdg Otú ọ dị, larịị nke akpaaka akara na nkewa na-adị ọcha ụlọ ọrụ bụ dịtụ ala, na ụfọdụ ụlọ ọrụ nwere ogbenye àgwà kwụsie ike na agbanwe agbanwe nke elu-ọcha.obere ụwangwaahịa. Ya mere, ọ dị mkpa iji meziwanye ọkwa akụrụngwa nke ụlọ ọrụ.
Oge nzipu: Nov-02-2023