Method for preparing natural gas desulfurizer sodium phosphomolybdate by utilizing nickel-molybdenum ores
The invention relates to a method for preparing a natural gas desulfurizer sodium phosphomolybdate by utilizing nickel-molybdenum ores, which comprises the following steps: 1, after carrying out oxidizing roasting on the nickel-molybdenum ores, obtaining calcine, mixing a phosphoric acid solution wi...
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| creator | LIU XUHENG LI JIANGTAO ZHAO ZHONGWEI CHEN XINGYU REN HUICHUAN |
| description | The invention relates to a method for preparing a natural gas desulfurizer sodium phosphomolybdate by utilizing nickel-molybdenum ores, which comprises the following steps: 1, after carrying out oxidizing roasting on the nickel-molybdenum ores, obtaining calcine, mixing a phosphoric acid solution with the calcine, performing a stirring reaction, and after carrying out solid-liquid separation, obtaining filtrate containing nickel and molybdenum; 2, carrying out extraction on the filtrate containing the nickel and the molybdenum in the step 1 by an extraction system using TBP (Tri-Butyl-Phosphate) as an extraction agent and using sulfonated kerosene as a solvent, transferring the molybdenum into extraction liquid in a form of phosphomolybdic acid, and returning the extraction liquid for leaching the calcine; and 3, carrying out reverse extraction on the extraction liquid in the step 2 by deionized water to obtain a molybdophosphate heteropoly acid solution, and after adding a sodium hydroxide solid and complete |
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2, carrying out extraction on the filtrate containing the nickel and the molybdenum in the step 1 by an extraction system using TBP (Tri-Butyl-Phosphate) as an extraction agent and using sulfonated kerosene as a solvent, transferring the molybdenum into extraction liquid in a form of phosphomolybdic acid, and returning the extraction liquid for leaching the calcine; and 3, carrying out reverse extraction on the extraction liquid in the step 2 by deionized water to obtain a molybdophosphate heteropoly acid solution, and after adding a sodium hydroxide solid and complete</description><language>chi ; eng</language><subject>CHEMISTRY ; COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F ; INORGANIC CHEMISTRY ; METALLURGY ; PERFORMING OPERATIONS ; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL ; SEPARATION ; TRANSPORTING</subject><creationdate>2019</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20190308&DB=EPODOC&CC=CN&NR=109437305A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20190308&DB=EPODOC&CC=CN&NR=109437305A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LIU XUHENG</creatorcontrib><creatorcontrib>LI JIANGTAO</creatorcontrib><creatorcontrib>ZHAO ZHONGWEI</creatorcontrib><creatorcontrib>CHEN XINGYU</creatorcontrib><creatorcontrib>REN HUICHUAN</creatorcontrib><title>Method for preparing natural gas desulfurizer sodium phosphomolybdate by utilizing nickel-molybdenum ores</title><description>The invention relates to a method for preparing a natural gas desulfurizer sodium phosphomolybdate by utilizing nickel-molybdenum ores, which comprises the following steps: 1, after carrying out oxidizing roasting on the nickel-molybdenum ores, obtaining calcine, mixing a phosphoric acid solution with the calcine, performing a stirring reaction, and after carrying out solid-liquid separation, obtaining filtrate containing nickel and molybdenum; 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2, carrying out extraction on the filtrate containing the nickel and the molybdenum in the step 1 by an extraction system using TBP (Tri-Butyl-Phosphate) as an extraction agent and using sulfonated kerosene as a solvent, transferring the molybdenum into extraction liquid in a form of phosphomolybdic acid, and returning the extraction liquid for leaching the calcine; and 3, carrying out reverse extraction on the extraction liquid in the step 2 by deionized water to obtain a molybdophosphate heteropoly acid solution, and after adding a sodium hydroxide solid and complete</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F INORGANIC CHEMISTRY METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING |
| title | Method for preparing natural gas desulfurizer sodium phosphomolybdate by utilizing nickel-molybdenum ores |
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