Usoro a na-ejikarị eme ihe maka nhazi nke na-eduga-zin silfide na-etinye ihe dị mkpa, a na-agwakọta ya na njikọta nha.
N'agbanyeghi usoro eji eme ihe, ị ga - ezute nsogbu nke nkewa-zinc calvation na kewara mpaghara zinc-sulfur. Isi ihe na nkewa bụ nhọrọ dị mma na nke dị ala.
Kemgbe mmiri kachasị nke ọtụtụ Galena dị mma karịa nke Sphalerite, ụzọ niile nke igbochi zinc na ndị na-eduga na-ese n'elu mmiri. Ihe ngwọta ọgwụ maka igbochi zinc gụnyere usoro cyanide na usoro a na-akwụghị ụgwọ cynide. Na usoro cyanide, a na-ejikarị zingụ na-ejikarị ya na ijikọ cyanide iji mee ka mmetụta ndị na-egbochi nsogbu. Iji maa atụ, osisi nhazi na-eji sodium cyanide na zinc sulfate na ngwakọta iji belata cyanide usoro cyanide ruo 20 ~ 30g / t. Omume egosila na ọ bụghị naanị na ọ na-ebelata usoro onunu ogwu, kamakwa na-abawanye ọnụego mgbanwe nke ụzọ.
Iji zere mmetọ mmetọ, usoro cyanide-Free ma ọ bụ ụdị cyanide-dị obere na-akwalite ugbu a n'ụlọ na mba ọzọ. A na-ejikarị usoro ndị a na-eme na-enweghị ego na ụlọ ọrụ na Zinc nkewapụ:
1.
(1) Zinc sulfate + sodium carbonate (ma ọ bụ sodium sọlsọ ma ọ bụ lime);
Myfọdụ onye ndu-zinc-sulfur nke m na-eme ka usoro dị mma. A na-eji ya na-eme ihe na-egbochi Sphalerite mgbe ị na-ese mmiri. Atụnyere na usoro cyanide, ihe na-etinye uche na klas nke 39.12% na 41.59% na-etinye uche na 75.59% na-enwetara na 43.59% ruo 48.43%, na Ọnụego mgbake mụbara site na 88.54% ruo 90.03%.
(2) Zinf sulfite + sulfite;
(3) Zinc sulfate + thiosulfate;
(4) sodium hydroxide (ph = 9.5, anakọtara na ntụ ntụ);
(5) Jiri zinc sulfate naanị na-egbochi zinc;
(6) Jiri ka gas na-egbochi zinc.
2.
(1) wayo;
(2) iko mmiri;
(3) iko mmiri sọọsọ + sọọsọ.
A na-eji usoro atọ a dị n'elu mgbe a na-eme ka Galidized na mmiri na-agafe agafe si daa ogbenye.
A na-ejikarị ndu na-ese n'elu mmiri, a na-ejikarị ọgwụ ojii na Xanthate dị ka ndị na-anakọta naanị ya na nhọrọ dị mma na-eji dị ka onye na-anakọta. Cloplepfọdụ osisi nhazi mba ofesi na-agwakọta sulfosuccinic acid (A-22) na xanthate.
Ebe ọ bụ na wayo nwere mmetụta na-egbochi ya na Galime, mgbe ọ dị obere na Ore, ọ bara uru iji sodium carbonate dị ka onye na-agbazi ọkụ maka ụzọ na-ese n'elu mmiri. Mgbe mkpụrụ akwụkwọ Pyrite dị na Raw ore dị elu, ọ ka mma iji wayo dị ka onye na - agbazi pH. N'ihi na wayo nwere ike igbochi Pyriime, ọ bara uru ị na-ese n'elu mmiri.
Sphalerite na-akpọchi Sphalerite site na iji ọla kọpa sulfate. Iji zere ọla kọpa na Xanthate na-etolite ọla kọpa na usoro ịgwakọta nke onye nnọchi anya, mgbe ahụ, a na-agbakwunye Xanthate mgbe ọ na-akpali maka nkeji 3 ruo 5.
Mgbe enwere akụkụ abụọ dị mfe ise na ndị siri ike ise mmiri na sphalerite, iji chekwaa kemịkal ma melite usoro mkpokọta, nke na-eji na-eduzi na zinc.
3.method maka zinc na sulfur nkewa
(1) Zinc na-ese filfur
1. Usoro lime
Nke a bụ usoro Sulfur Subfictions. Enwere ike iji usoro a mee usoro raw ma dị iche iche na fulfur agwakọta. Mgbe ị na-eji usoro a, jiri wayo iji dozie pH ahụ, na-abụkarị karịa 11, ka a na-akpagbu Pyrite. Usoro a dị mfe, yana kemịkalụ nke eji ya bụ wayo, nke dị ọnụ ala ma dịkwa mfe ịnweta. Agbanyeghị, iji wayo na-eme ihe na-eme ngwa ngwa na-azọcha nke akụrụngwa, ọkachasị pipelines, na sọlfọ adịghị mfe adịghị mfe, na-ebute nnukwu mmiri nke uche.
Metzọ 2.
Maka ụfọdụ pyraị nwere ọrụ plankNac, na-egbochi ụzọ lime na-adịghị arụ ọrụ. Mgbe slurry na-ewe iwe, ogo dị elu nke sphalerite na Pyrite dị iche. Mgbe zinc-sulfur agwakọta lekọtara anya, na-akpọnwụ ma kpaliri, ise mmiri nke pyraị na-ebelata, ebe mmiri na-agbadata.
Nchọpụta na-egosi na sọlfọ nwere ike kewapụ ya site na ikpo ọkụ na-ekpo ọkụ maka nkewa nke zinc-sọlfọ na-agwakọta. Okpomoku di nkpa bu 42 ~ 43 ~ 43 ~ 43 ~ 43 Celsius C, na ezi nkewa ma obu tinye mmiri ogwu obula nwere ike ikewapu zinc na sulfur. Ndepụta Index nke a na-enweta bụ 6.2% dị elu karịa nkwekọrịta ziin na-etinye ya na usoro lime, yana ọnụego mgbake bụ 4.8% dị elu.
3. Wayo na-agbakwunye obere ego
Mgbe lime enweghị ike igbochi obere sọlfọ, tinye obere ego (dịka ọmụmaatụ: na-arụ ọrụ Hesin / t na Sulfur kewapụrụ iche.
(2) Sulfur na-ese na-egbochi zinc
Etinyela usoro sọlfọ + Steam na-etinyere usoro a na-arụ ọrụ na-arụ ọrụ na Canada. Zinc contrant nwetara site na osisi nwere ọtụtụ pyrite. Iji meziwanye ogo, a na-emeso sọlfọ dioxide solfur ma kpochaa ya na uzuoku iji gbochie sọlfọ na flot sọlfọ.
Modelzọ a kapịrị ọnụ bụ iwebata gas dioxide dioxide dioxide site na ala nke mbụ na-akpali ma na-achịkwa pH = 4.5 ruo 4.8. Tinye uzuoku n'ime tankị nke abụọ na nke atọ na-akpali ya ka ọ na-ekpo ọkụ ruo 77 ruo 82 Celsius C. Mgbe ike Physite, ph bụ 5.0 ~ 5.3, na xanthate dị ka onye na-anakọta. A na-emegharị ọdụ ahụ bụ zinging. Na mgbakwunye na Pyrite, ngwaahịa ụfụfụ nwekwara zinc. Mgbe ahọsịrị ya, a na-eji ya eme ihe ma laghachi na ọkara ahụ n'ihu usoro nke usoro maka ime ka ọ dị ala. Njikwa ziri ezi nke ph na okpomọkụ bụ isi ihe dị n'usoro a. Mgbe ọgwụgwọ gasịrị, a na-etinye zincrate ngwaahịa na-abawanye site na 50% ruo 51% zinc na 57% ruo 58%.
Oge post: Jun-24-2024
