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Ke Kūlana a me ke ʻAno o ka Sodium Sulphide i ka Flotation o nā Ores Lead-Zinc Oxidised
ʻO nā minelala lead-zinc i hoʻomake ʻia (cerussite, anglesite, smithsonite, hemimorphite, a me nā mea ʻē aʻe) he mau ʻili hydrophilic a ʻaʻole hiki ke lana pololei ʻia me nā mea hōʻiliʻili xanthate. ʻO ka hoʻohui ʻana o ka sodium sulphide sulphidises i ka ore, e hiki ai ke adsorption o nā xanthates. Ma waho aʻe o ka sulphidisation a me ka activa...E heluhelu hou aku -
Ka Hoʻokele ʻana i nā Kemika Pōʻino - E Makaʻala i nā Kemika Palaho Wela-Koʻikoʻi i ka Wela o ke Kauwela
He nui nā pilikia o ka wela o ke kauwela i ka wā e mālama ai, lawe ʻia ai, a me ka hoʻohana ʻana i nā kemika e pala koke i ka wā e hoʻomehana ʻia ai. ʻO kēia mau pilikia: 1. Nā pōʻino ahi a me ka pahū Hoʻokuʻu kekahi mau kemika i ka wela nui a me nā kinoea lapalapa i ka wā e pala ai ka wela. No ka laʻana, potassium borohydride an...E heluhelu hou aku -
ʻO ka lolo Silicon ma ke kahua: Pehea e uhaʻi ai ka ʻenehana AI i ka ʻimi kuʻuna "Blind Box Curse" ma ʻApelika a me ʻAmelika Latina
I loko o nā pōʻai mining honua, ua lōʻihi ka ʻoiaʻiʻo ʻino i ʻike ʻia ʻo ka "pōʻino pahu makapō": mai ka ʻike mua ʻana o ka mineralization a hiki i nā ʻeli hoʻāʻo a me nā hewa he nui a me nā haʻawina hiki ke hana ʻia, he awelika o 15 a 20 mau makahiki e lawe mai i kahi mine i ka hana maoli. Ke hana nei...E heluhelu hou aku -
Ka Makemake o Brazil no 2050: He Loiloi Piha o ka Hoʻolālā Mining Lahui Hou a me ke Kaua no ka 12.2% o nā Minerale Koʻikoʻi
No ka manawa lōʻihi, i ke kūkākūkā ʻana i nā "kāleka trump" hope loa i nā minelala koʻikoʻi o ka honua a me nā kaulahao lako kaʻa uila, ua kau ʻia ka manaʻo o ka honua ma nā kāʻei cobalt o ʻApelika Waena, nā waihona lithium o Chile a me Australia, a i ʻole nā minera nickel o Indonesia. Akā...E heluhelu hou aku -
ʻO ka Duel ʻAmelika ʻĀkau: Pehea e hōʻike ai nā neʻe ʻelua "Accelerator" o ʻAmelika Hui Pū ʻIa a me Kanada i ka hopohopo o ke kaulahao lako Komohana
No ka manawa lōʻihi, ua ʻike nui ʻia nā huaʻōlelo e like me "de-risking" a me "supply chain resilience" i nā ʻōlelo hoʻomākeʻaka geopolitical Komohana, akā ua hoʻopaʻa pinepine ʻia lākou i nā ʻōlelo kulekele. Eia nō naʻe, ma Iulai 7, 2026, ua hoʻolaha ka ʻāina ʻo ʻAmelika ʻĀkau i kahi ...E heluhelu hou aku -
Ka uhaki ʻana i ka hōʻino "Extraction Without Refining" o ʻApelika: ʻO ka hoʻokahuli ʻoihana ma ka Kamoa-Kakula Copper Complex ma DRC
No nā makahiki he ʻumi, ua hoʻopilikia ʻia ka ʻāina ʻo ʻApelika e ka "hōʻino kumuwaiwai" i loko o ka mahele honua o ka waiwai mining. ʻOiai ʻo lākou ka loaʻa ʻana o nā kāʻei mineral waiwai loa o ka honua, ʻo nā lāhui kumuwaiwai nui ma ʻApelika Waena a me Komohana ua lawelawe mau lākou ma ke ʻano he mea maka wale nō...E heluhelu hou aku -
Ua ʻike ʻia nā kumuwaiwai gula hou ma nā ʻāpana ʻeli ʻehā ma Saudi Arabia, ʻoi aku ka nui ma mua o 7.8 miliona auneke!
Ua hoʻolaha ʻo Saudi Arabian Mining Company (Ma'aden) i ka hoʻohui ʻana o 7.8 miliona auneke (ma kahi o 242.6 tonnes) o nā kumuwaiwai gula mai nā ʻāpana mining nui ʻehā ma Saudi Arabia. ʻO kēia mau ʻāpana e komo pū ana me nā mines e hana nei i kēia manawa, nā wahi ʻimi mua, a me nā mea hou i hana ʻia...E heluhelu hou aku -
Kolamu ma ka ʻenehana hana mineral (Māhele II)
ʻO ka nui o ka pulp: ʻO ka "Hūnā ʻia" e pili ana i ka pono o ka mineralization a me ka maikaʻi o ka froth ʻO ka hopena o ka nui o ka pulp ma ka flotation e hahai ana i kahi piʻo "inverted U-shaped": inā haʻahaʻa loa ka nui, e emi ana ka pono o ka mineralization; inā kiʻekiʻe loa, lilo nā pehu i luna ...E heluhelu hou aku -
Hoʻopukapuka Gula - Nā ʻAno Waiho Gula a me ka Hoʻolaha Honua
Ua nui loa ka hoʻohuihui ʻia ʻana o nā kumuwaiwai gula o ka honua. Wahi a ka ʻikepili USGS 2024, ʻoi aku ma mua o 90% o nā waihona gula o ka honua i mālama ʻia e 18 mau ʻāina, me Australia, Rusia, a me ʻApelika Hema. Ma ka ʻāina nui, ʻo Oceania ka mea nona nā waihona gula nui loa ma 13,100 tone (ma kahi o 22.20% o ka huina honua), ukali ʻia...E heluhelu hou aku -
Kolamu Hana Mineral - Nā Palena Flotation ma ka Hana
Hoʻolauna: Ua kapa pinepine ʻia ka flotation ʻo ia ka "ʻuhane" o ka hana mineral. Me ka ore like a me nā lako like, hiki i ka hoʻoponopono ʻana i nā parameter kūpono ke hoʻokiʻekiʻe i ka hoʻōla ʻana mai 75% a i 90%; hewa, a e ʻeha pū ka papa concentrate. ʻAʻole kēia ʻatikala e nānā hou i ke kumumanaʻo flotation (cove...E heluhelu hou aku -
Ka Hoʻolaha ʻana o ke Gula ma ʻApelika - He Moʻolelo "Pōhaku-a-Gula" e Wehewehe ana
I ke kua o nā haunaele geopolitical a me ka manaʻo hopohopo no ka pilikia, ua mau ke kiʻekiʻe o nā kumukūʻai gula honua, e uhaʻi pinepine ana i nā moʻolelo mōʻaukala. No nā mea hoʻopukapuka kālā e nānā ana i nā pale, he hōʻuluʻulu kikohoʻe kēia ma nā pakuhi ipukukui. Akā no ka ʻāina ʻApelika, he mau tausani mi...E heluhelu hou aku -
ʻŌmaʻomaʻo, moakāka, a kūpono hoʻi ke kumukūʻai: Ka Hoʻomohala Hohonu o ka ESG ma ka Mining ʻApelika ma 2026
Ma ke kaulahao hoʻolako mineral koʻikoʻi o ka honua o 2026, ua hoʻolei loa ʻo ESG (Environmental, Social, and Governance) i kona kaulana i hala aku nei ma ke ʻano he mea lapuwale wale nō o ka pilina lehulehu o nā hui. Ua lilo ia i mea pono e komo ai i ka mākeke a me kahi mea kumukūʻai hiki ʻole ke pale ʻia e hoʻoholo ai i ke ola o ka mi...E heluhelu hou aku
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