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Ngā Whakamahinga o te Xanthate
Ko ngā xanthates te nuinga o te wā e whakamahia ana hei matū kohikohi tino whai hua i roto i te umanga keri mō te whakapūngao i te pahuka, e āwhina ana i te wehenga o ngā konganuku sulfide me te waikura nui (te parahi, te koura, te nikara, te konutea) mai i te toka para. Ka whakamahia hoki ēnei i roto i te whakaora i ngā wai para o te konganuku taumaha, ngā mahi ahuwhenua...Pānuihia atu -
Te rokiroki o te Xanthate
Ko te Xanthate, e whakamahia whānuitia ana hei kohi maina, me ata penapena nā te mea he mura, he aro ki te makuku, me te kaha pirau. Me penapena ki tētahi wāhi hauhautanga, maroke, he pai te hauhautanga, kia matara atu i te rā tika, te wera, me ngā rauemi waikawa. Me hiritia pai ngā ipu ...Pānuihia atu -
Te "Kaitiaki" o ngā Konganuku Utu Nui: He aha i Whakamahia Whānuitia ai ngā Dithiophosphates (Ngā Kaihoko Pango) i roto i te Whakarewatanga Kohuke
I roto i ngā tipu whakamānu, e mōhiotia whānuitia ana ngā xanthates hei kaikohi kaha me te kaha kohikohi whānui. Heoi, hei whakapai ake i te whakaora i te koura me te hiriwa, hei wehewehe rānei i te mata mai i te konutea, he maha ngā wā ka tūtohu ngā tohunga whakarewa mohio i ngā dithiophosphates, e mōhiotia whānuitia ana ko ngā "kaihoko pango" nā te mea ...Pānuihia atu -
Kei te Mahi Tonu te Houkara Kautika Kua Pau? He Tikanga Aromatawai hei Ārai i te Para
Mō te hunga e mahi ana i roto i ngā whare putunga me te rokiroki matū, ka puta he raruraru noa ina kua hipa te rā paunga o ngā maramara houra tunutunu kei roto i te toa i tāia ki runga i te takai. He moumou te maka atu i aua mea, nā te mea he iti te utu o te houra tunutunu, inā koa ka rongoatia nuitia. Heoi, ko te whakamahi tonu...Pānuihia atu -
Ngā Tikanga Whaihua mō te Houra Kautika i roto i te Maimoatanga Wai Para – Te Whakatutukitanga ki ngā Ture Utu-iti
Mō ngā tohunga o te umanga matū me ngā kaiwhakahaere maimoatanga wai para, he tino whai hua, he ohanga hoki te houra kautika. Ka taea te whakarerekē tere i te pH, te whakatōtō konganuku taumaha, me te whakanui ake i te toto totoka-totoka. Heoi, ko ngā raruraru noa ko te horopeta hē (kāore i te rawaka, i te nui rawa rānei...Pānuihia atu -
Te Whakahaere Haumaru me te Whai Hua o ngā Matū Waikawa: Ngā Tikanga Matua mō te Whakarewatanga me te Inenga
Ko te houra tunutunu, e mōhiotia whānuitia ana ko te konutai hauwai (NaOH), he matū tino maha ngā whakamahinga, ā, he mea nui hoki e whakamahia whānuitia ana i roto i ngā ahumahi maha, mai i te hanga matū ki te maimoatanga wai. Kāore e taea te whakahē i tōna whai huatanga i roto i ngā mahi maha, tae atu ki ngā Whakamahinga o te Houra Tunu, engari ko tōna whakahaere me...Pānuihia atu -
Te kawe i te hauwai konutai
Ko te hauwai konutai (houtara kautika) he rauemi tino waikura e haria ana hei totoka (UN1823) hei wairewa rānei (UN1824) i raro i ngā ture taonga morearea Akomanga 8. Me tuku i roto i ngā ipu ārai hau, ātete makuku—pērā i ngā pūtu rino, ngā putea nunui kua whakakīia ki te rārangi, ngā waka tāke kua whakakīia ki te rārangi rapa rānei—kia kore ai e...Pānuihia atu -
Te kawe me te rokiroki o te pāhare pākawa mata
He whānuitia te whakamahinga o te pāhare pākawa mata i roto i te maina nā te mea he mea whakakorikori i te tango i ngā konganuku whanariki. Akohia te whakahaere me te tapanga i ngā whakatūpato haumaru i te wā e kawe ana. Te tuku i mua i te tuku Me whai whakaaro ki ēnei mea ina whakarite ana i te hua mō te tuku: Ngā kōwhiringa mōkihi: 25...Pānuihia atu -
te rokiroki konutea whanariki
Me rongoa te konutea whanariki (te monohydrate me te heptahydrate) ki roto i tētahi wāhi hauhautanga, maroke, me te hauhautanga pai i roto i ngā ipu kua kati pūmau hei ārai i te mimiti o te makuku me te hangai. He matū waikore tēnei, arā, ka mimiti i te wai mai i te hau, nō reira he mea nui kia maroke mō te...Pānuihia atu -
Ko ēhea ngā matū e tino whai hua ana mō te maimoatanga wai para?
I roto i te mahi ahumahi me te oranga o ia rā, he taahiraa nui te maimoatanga wai para mō te tiaki taiao me te hangarua rauemi wai. Mā te whiriwhiri i ngā matū tika ka pai ake te whai huatanga o te maimoatanga engari ka whakaitihia hoki ngā utu whakahaere me te whakaiti i te parahanga tuarua. Nō reira, ko tēhea matū...Pānuihia atu -
Tērā pea ka pā kino te pakaru o te Moana-a-Hormuz ki te mahi maina – Ivanhoe Mines
E whakatūpato ana a Robert Friedland, te Kaiwhakaū me te Tumuaki Tuarua o Ivanhoe Mines, he "pānga nui" te katinga roa o te Moana-a-Toi ki ngā mekameka tuku o te ao, ka piki ake ngā utu o te whanariki me te waikawa whanariki, ā, ka puta he korenga e aukati ana i ngā kaihanga parahi. Tata ki...Pānuihia atu -
Te Whakarōpūtanga me te Whakamahinga o ngā Kaihoko Whakahuka Ethyl Xanthate
Ngā Mātāpono o te Ethyl Xanthate Froth flotting he tukanga e piri ai ngā matūriki kohuke ūnga ki ngā mirumiru hau, ka piki ake ki te mata o te paru, ka hanga he paparanga pahuka kua whakakīia ki te kohuke. Kātahi ka waruhia, ka ringihia rānei tēnei pahuka hei wehewehe, hei whakarei ake hoki i ngā kohuke e hiahiatia ana. Ko te Ethyl xanthate, he...Pānuihia atu
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