Ọrụ Ammonium Sulfate na Nhazi Mineral

Okwu Mmalite

Nhazi nke ịnweta bụ nzọụkwụ dị oke mkpa n'iwepụta mineral bara uru sitere na ọla. N'ime usoro dị iche iche a na-eji, Flotị bụ otu n'ime ụzọ a na-ejikarị eme ihe. N'ime usoro a, Amonia sulfate na-arụ ọrụ dị mkpa, na-enye aka na nkewa nke ọma na mgbake nke mineral. Isiokwu a ga-enyocha ọrụ dị iche iche nke ammonium sulfate in Nhazi mineral, na-enyocha usoro na ngwa ya.

Njirimara nke Ammonium sulfate

Ammonium sulfate bụ kristal ọcha siri ike. Ọ na-agbaze ngwa ngwa na mmiri, nke bụ isi njirimara maka ngwa ya na nhazi ịnweta. N'okpuru ọnọdụ nkịtị, ogige ahụ nwere usoro kemịkalụ kwụsiri ike. Ma mgbe ewebatara n'ime ebe nhazi nke ịnweta, ọ nwere ike isonye na mmeghachi omume kemịkal dị iche iche.

Ọrụ na Flotation

Dị ka onye na-akwalite mkpokọta

N'ime usoro ịkwọ ụgbọ mmiri, ndị na-anakọta bụ ihe na-ahọrọ nke na-etinye aka na elu nke mineral ndị a na-achọsi ike, na-eme ka ha bụrụ hydrophobic ma mee ka ha nwee ike ikewapụ ha site na froth flotation. Ammonium sulfate nwere ike ime ka mmekọrịta dị n'etiti ndị nchịkọta na ịnweta mineral. Dị ka ihe atụ, na flotation nke ụfọdụ sulfide mineral, ammonium sulfate nwere ike imeghachi omume na ịnweta elu, gbanwee ya kemịkal Njirimara. Mgbanwe a na-akwalite mgbasa nke ndị na-anakọta, dị ka xanthates, na elu ịnweta. Ion ndị dị n'ime ammonium sulfate nwere ike imekọrịta ihe na ion metal n'elu ala ịnweta, na-akpụ ogige ma ọ bụ gbanwee ụgwọ elu. Mgbanwe a na ihe ndị dị n'elu na-eme ka mmekọrịta dị n'etiti onye na-achịkọta na ịnweta ịnweta, na-eme ka arụmọrụ nke nkewa nke ịnweta dịkwuo mma.

Dị ka pH Adjuster

Uru pH nke pulp flotation bụ ihe dị mkpa na-emetụta omume flotation nke mineral. Ammonium sulfate nwere ike ime dị ka onye na-edozi pH n'ọnọdụ ụfọdụ. Mgbe agbazere n'ime mmiri, ammonium sulfate na-aga site na usoro kemịkalụ nke na-ewepụta ion hydrogen, nke na-eme ka acidity dị ntakịrị. Na flotation nke ụfọdụ mineral, dị ka ụfọdụ oxide mineral, a kpọmkwem pH nso a chọrọ maka ezigbo flotation. Site n'ịgbanwe pH na ammonium sulfate, ihe ndị dị n'elu nke mineral nwere ike gbanwee. Dịka ọmụmaatụ, n'ime mmiri nke ụfọdụ mineral ọla kọpa oxide, gburugburu acidic nke ammonium sulfate na-emepụta nwere ike ịkwalite ọrụ nke elu ịnweta ịnweta, na-eme ka ọ na-anabata ihe ndị na-anakọta ihe na-eme ka ọ dịkwuo mma.

Dị ka onye na-egbochi ịda mbà n'obi

N'ime usoro ọla dị mgbagwoju anya ebe ọtụtụ mineral dị, a na-eji ihe ndị na-akụda mmụọ na-ahọrọ egbochi mmiri nke mineral na-achọghị. Otú ọ dị, n'ọnọdụ ụfọdụ, iji ọgwụ ndị na-akụda mmụọ eme ihe n'oge na-adịghị anya nwere ike iduga na nkwụsị nke mineral ndị e lekwasịrị anya. Ammonium sulfate nwere ike ịrụ ọrụ na-egbochi mmetụta ịda mbà n'obi gabiga ókè. Dịka ọmụmaatụ, na flotation nke ndu - ores zinc, ọ bụrụ na agbakwunyere oke ihe na-akụda mmụọ iji gbochie mineral zinc, ọ nwekwara ike inwe mmetụta dị njọ na flotation nke mineral ndu. Ammonium sulfate nwere ike na-emekọrịta ihe na oke nkụda mmụọ ma ọ bụ ngwaahịa mmeghachi omume ya na pulp. Ọ nwere ike ịkpaghasị mmepụta nke ihe nkiri inhibitory n'elu nke mineral ebumnuche ma ọ bụ belata mgbasa nke depressants na mineral ebumnuche, si otú ahụ na-eweghachi floatability nke mineral ebumnuche.

Na Oxide Mineral Flotation

1. Ọla kọpa oxide mineral: Ọla kọpa oxide mineral na-esikarị ike ise n'elu mmiri ma e jiri ya tụnyere mineral ọla kọpa sulfide. Enwere ike iji ammonium sulfate mee ihe n'ọtụtụ ụzọ dị iche iche. Nke mbụ, enwere ike iji ya na ndị na-ahụ maka sulfide, dị ka sodium sulfide. Ammonium sulfate na-enyere aka na usoro sulfidation site n'ịkwalite mmeghachi omume n'etiti onye na-ahụ maka sulfide na elu ọla kọpa oxide. Ọ na-abawanye solubility nke ụfọdụ ion metal n'elu ịnweta, na-eme ka e guzobe oyi akwa sulfide na-emeghachi omume. A na-ejidekwa elu sulfide a n'ụzọ dị mfe site na ndị nchịkọta dịka xanthates. Nke abuo, ammonium sulfate nwere ike rụọ ọrụ ịnweta ọla kọpa oxide ozugbo. Ion ndị dị n'ime ammonium sulfate nwere ike imekọrịta ihe n'elu ọla kọpa oxide mineral, na-agbanwe ụgwọ elu na ịkwalite mgbasa ozi nke ndị nchịkọta. Dịka ọmụmaatụ, na flotation nke malachite, otu n'ime mineral ọla kọpa oxide a na-ahụkarị, egosipụtara na mgbakwunye nke ammonium sulfate na-eme ka mgbake flotation dịkwuo mma.

2. Ngwongwo oxide nke ndu: Dị ka ọla kọpa oxide mineral, lead oxide mineral na-achọkwa ọgwụgwọ kpọmkwem maka ịkwọ ụgbọ mmiri nke ọma. Enwere ike iji ammonium sulfate mee ka ọ dịkwuo mma n'ụba nke mineral oxide lead. N'ime usoro tupu sulfidation nke lead oxide mineral, ammonium sulfate nwere ike ịkwalite mmetụta nke sulfidation. Ọ na-enyere aka n'ịmepụta ihe nkiri sulfide na-arụ ọrụ nke ọma na nke na-arụ ọrụ na ịnweta elu. Na mgbakwunye, ammonium sulfate nwere ike ịhazigharị kemịkalụ pulp n'ụzọ na-akwalite mgbasa nke ndị na-anakọta n'elu mineral oxide lead. Site n'ịkwalite ọnụ ọgụgụ nke ammonium sulfate agbakwunyere, enwere ike imeziwanye nhọrọ na mgbake nke mineral oxide n'ime usoro flotation.

Na Sulfide Mineral Flotation

1. Pyrite Flotation: Pyrite bụ mineral sulfide nkịtị. N'ọnọdụ ụfọdụ, n'oge flotation nke bara uru sulfide mineral, pyrite nwekwara ike sere n'elu na ha, nke nwere ike ibelata ọkwa nke ikpeazụ itinye uche. Enwere ike iji ammonium sulfate mee ka ọ daa pyrite nhọrọ. Mgbe agbakwunyere na pulp flotation, ammonium sulfate nwere ike imekọrịta ihe na elu pyrite. Ọ nwere ike ịmepụta oyi akwa n'elu pyrite nke na-egbochi mgbasa ozi nke ndị na-anakọta na pyrite, ebe ọ bụghị na-emetụta floatability nke mineral sulfide bara uru. Nke a nhọrọ ịda mbà n'obi nke pyrite na-enyere aka inweta ọkwa dị elu nke mineral ndị a chọrọ.

2. Ọla kọpa - Zinc sulfide ore Flotation: Na flotation nke ọla kọpa - zinc sulfide ores, ikewa ọla kọpa na zinc mineral bụ ọrụ dị mgbagwoju anya. Enwere ike iji ammonium sulfate dozie omume flotation nke mineral ndị a. Dịka ọmụmaatụ, enwere ike iji ya mee ka mineral ọla kọpa rụọ ọrụ mgbe ọ na-egbochi mineral zinc n'okpuru ọnọdụ ụfọdụ. Site na iji nlezianya na-achịkwa usoro onunu ogwu nke ammonium sulfate na ndị ọzọ flotation reagents, yana pulp pH, ọ ga-ekwe omume nweta mma nkewa nke ọla kọpa na zinc mineral, na-eme ka mgbake na ọkwa nke ma ọla kọpa na zinc concentrates.

ikpe Studies

1. Ebe a na-egwupụta ọla kọpa na South America: N'ime nnukwu ọrụ ogbunigwe ọla kọpa na South America, ọla ahụ nwere nnukwu ọla kọpa oxide mineral. Usoro ịkwọ ụgbọ mmiri ọdịnala nwere ọnụego mgbake dị ala. Mgbe ewebata ammonium sulfate n'ime usoro flotation, mgbake nke ọla kọpa mụbara site na 10 - 15%. Ndị na-arụ ọrụ ogbunigwe na-edozi usoro nke ammonium sulfate dịka njirimara nke ọla. Site n'ịkwalite njikọ nke ammonium sulfate na ndị ọzọ reagents dị ka sodium sulfide na ndị na-anakọta, ha nwere ike imeziwanye arụmọrụ nke usoro flotation n'ozuzu ya, na-eme ka mmepụta ọla kọpa dị elu na ụbara uru akụ na ụba.

2. Onye ndu - Zinc Mine na Australia: N'otu ụzọ Australia - nke m zinc, ọla ahụ dị mgbagwoju anya, na nkewa nke lead na mineral zinc bụ ihe ịma aka. Usoro mbughari mmiri nke mbụ chere nsogbu dị ka mgbake dị ala na ọdịnaya zinc dị elu na ntinye uche. Mgbe emechara nyocha dị ukwuu, ogbunigwe ahụ webatara ammonium sulfate n'ime sekit flotation. Site n'iji ammonium sulfate mee ihe iji gbochie mmetụta ịda mbà n'obi nke ụfọdụ reagents na mineral ndu na ịhazigharị kemịkalụ pulp, ha nwere ike iwelie mgbake ndu site na 8-12% ma belata ọdịnaya zinc dị na ntinye uche site na 5-8%. Ọganihu a na arụmọrụ flotation mere ka mmụba dị ukwuu na uru nke m.

mmechi

Ammonium sulfate na-arụ ọrụ dị mkpa na nke bara uru na nhazi ịnweta, karịsịa na usoro flotation. Ọrụ ya dị ka a Onye na-akwalite mkpokọta, pH adjuster, na onye na-ebelata nkụda mmụọ na-enye aka na nkewa nke ọma na mgbake nke mineral dị iche iche. Ma na flotation nke mineral oxide ma ọ bụ sulfide mineral, ammonium sulfate nwere ike ahaziri dabara kpọmkwem àgwà nke ore na chọrọ nke flotation usoro. Site na ọmụmụ ihe, o doro anya na iji ammonium sulfate eme ihe nke ọma nwere ike ime ka ọganihu dị ukwuu na nhazi nhazi nke ịnweta, ọnụego mgbake, na ntinye uche na akara ule, n'ikpeazụ na-eweta uru akụ na ụba na ụlọ ọrụ mmepụta ihe. Ka ụlọ ọrụ na-egwuputa ihe na-aga n'ihu na-achọ ụzọ nhazi ịnweta ịnweta nke ọma na nke na-adịgide adịgide, ammonium sulfate nwere ike ịrụ ọrụ ọbụna karị n'ọdịnihu.