KR870002187B1 - 알킬피로인산에 의한 인산용액중의 우라늄 추출방법 - Google Patents
알킬피로인산에 의한 인산용액중의 우라늄 추출방법 Download PDFInfo
- Publication number
- KR870002187B1 KR870002187B1 KR1019830003380A KR830003380A KR870002187B1 KR 870002187 B1 KR870002187 B1 KR 870002187B1 KR 1019830003380 A KR1019830003380 A KR 1019830003380A KR 830003380 A KR830003380 A KR 830003380A KR 870002187 B1 KR870002187 B1 KR 870002187B1
- Authority
- KR
- South Korea
- Prior art keywords
- uranium
- phosphoric acid
- alkylpyrophosphoric
- extraction
- extracting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229910052770 Uranium Inorganic materials 0.000 title claims description 69
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 title claims description 68
- 239000002253 acid Substances 0.000 title claims description 27
- 238000000034 method Methods 0.000 title claims description 24
- 150000003016 phosphoric acids Chemical class 0.000 title description 2
- 150000007513 acids Chemical class 0.000 title 1
- 235000011007 phosphoric acid Nutrition 0.000 title 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 69
- 238000000605 extraction Methods 0.000 claims description 42
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 35
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 17
- 229910019142 PO4 Inorganic materials 0.000 claims description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 15
- 239000010452 phosphate Substances 0.000 claims description 15
- 239000000839 emulsion Substances 0.000 claims description 11
- 239000012074 organic phase Substances 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 4
- 238000005119 centrifugation Methods 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 241001415846 Procellariidae Species 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 24
- 238000002474 experimental method Methods 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 239000012071 phase Substances 0.000 description 11
- 238000007796 conventional method Methods 0.000 description 8
- -1 Alkyl pyrophosphoric acid Chemical compound 0.000 description 6
- SJWFXCIHNDVPSH-UHFFFAOYSA-N octan-2-ol Chemical compound CCCCCCC(C)O SJWFXCIHNDVPSH-UHFFFAOYSA-N 0.000 description 5
- UMHKOAYRTRADAT-UHFFFAOYSA-N [hydroxy(octoxy)phosphoryl] octyl hydrogen phosphate Chemical compound CCCCCCCCOP(O)(=O)OP(O)(=O)OCCCCCCCC UMHKOAYRTRADAT-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000003350 kerosene Substances 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- GQEUNBGUKAIROG-UHFFFAOYSA-N octyl phosphono hydrogen phosphate Chemical compound CCCCCCCCOP(O)(=O)OP(O)(O)=O GQEUNBGUKAIROG-UHFFFAOYSA-N 0.000 description 3
- 229940005657 pyrophosphoric acid Drugs 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- MWKFXSUHUHTGQN-UHFFFAOYSA-N decan-1-ol Chemical compound CCCCCCCCCCO MWKFXSUHUHTGQN-UHFFFAOYSA-N 0.000 description 2
- 235000011180 diphosphates Nutrition 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229940048084 pyrophosphate Drugs 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- JYFHYPJRHGVZDY-UHFFFAOYSA-N Dibutyl phosphate Chemical compound CCCCOP(O)(=O)OCCCC JYFHYPJRHGVZDY-UHFFFAOYSA-N 0.000 description 1
- IQWPWKFTJFECBS-UHFFFAOYSA-N O=[U](=O)O[U](=O)(=O)O[U](=O)=O Chemical compound O=[U](=O)O[U](=O)(=O)O[U](=O)=O IQWPWKFTJFECBS-UHFFFAOYSA-N 0.000 description 1
- 150000001224 Uranium Chemical class 0.000 description 1
- 239000000556 agonist Substances 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- XPPKVPWEQAFLFU-UHFFFAOYSA-N diphosphoric acid Chemical compound OP(O)(=O)OP(O)(O)=O XPPKVPWEQAFLFU-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- QFYOFKLVLQRRNE-UHFFFAOYSA-N ethyl hexyl phosphono phosphate Chemical compound CCCCCCOP(=O)(OCC)OP(O)(O)=O QFYOFKLVLQRRNE-UHFFFAOYSA-N 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052816 inorganic phosphate Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- CCUXHWQTIJSFCP-UHFFFAOYSA-N octan-3-yl phosphono hydrogen phosphate Chemical compound CCCCCC(CC)OP(O)(=O)OP(O)(O)=O CCUXHWQTIJSFCP-UHFFFAOYSA-N 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- MZFRHHGRNOIMLW-UHFFFAOYSA-J uranium(4+);tetrafluoride Chemical compound F[U](F)(F)F MZFRHHGRNOIMLW-UHFFFAOYSA-J 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
- C22B60/026—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries liquid-liquid extraction with or without dissolution in organic solvents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
Claims (12)
- 일련의 n단계로 구성된 추출설비에서, 교반조건하에서 추출제를 접촉하는 단계 및 이에 의해 에멀젼을 생성하는 단계를 포함하는 알킬피로인산을 포함한 추출제를 사용하여 인산용액내에 함유된 우라늄을 추출하는 방법에 있어서, 각 추출단계의 제1단계에서 상기 인산용액과 추출제 사이의 접촉표면을 증가시키기 위해 T1시간동안 적어도 5,000sec-1의 전단계수에 해당하는 강력한 기계적 전단작용을 가함으로써 상기 에멀젼을 제조하고, 제2단계에서 T2시간내에 상기 에멀젼을 급격하게 분해시키며, 이들 두 단계를 실시하는데 요하는 시간(T1+T2)이20분이하인 것을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제1항에 있어서, 상기 추출설비의 단계(n)이 2-20인 것을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제1항에 있어서, 상기 우라늄추출 설비가 단일단으로 구성됨을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제1항에 내지 제3항중 어느 한항에 있어서, 상기 전단계수가 5,000-50,000sec-1인 것을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제1항 내지 제3항중 어느 한항에 있어서, 하나의 추출단계에서 상기 제1단계 및 제2단계를 실시하는데 요하는 시간(T1+T2)이 10분 이하인 것을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제1항 내지 제3항 중 어느한 항에 있어서, 상기 제1단계 및 제2단계를 실시하는데 요하는 시간의 비(T1/T2)가 1/100-5/1인 것을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제1항 내지 제3항 중 어느한 항에 있어서, 추출제인 알킬피로인산이 C7-C13탄소사슬을 가지는 알콜에 P2O5를 가하여 제조되는 것을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제7항에 있어서, 상기 알킬피로인산의 제조온도가 30-80℃의 범위인 것을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제1항 내지 제3항 중 어느 한항에 있어서, 상기 제2단계의 결과 얻어진 우라늄 함유 유기상을 불화수소산으로 처리하여 우라늄을 재추출하는 것을 특징으로 하는 알킬피로인산에 인한 인산용액중의 우라늄 추출방법.
- 제9항에 있어서, 상기 불화수소산에는 10-20중량% HF가 함유됨을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
- 제9항에 있어서, 상기 불화수소산에 의한 우라늄 재추출작업시의 온도가 0-60℃인 것을 특징으로 하는 알킬피로 인산에 의한 인산용액중의 우라늄 추출방법.
- 제1항 내지 제3항중 어느 한항에 있어서, 상기 인산용액내에 포함된 추출제는 원심분리 방법에 의해 회수하는 것을 특징으로 하는 알킬피로인산에 의한 인산용액중의 우라늄 추출방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR13820 | 1982-07-30 | ||
FR8213820A FR2531102B1 (fr) | 1982-07-30 | 1982-07-30 | Procede d'extraction de l'uranium des acides phosphoriques par les acides alkylpyrophosphoriques |
FR8213820 | 1982-07-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR840005414A KR840005414A (ko) | 1984-11-12 |
KR870002187B1 true KR870002187B1 (ko) | 1987-12-28 |
Family
ID=9276723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019830003380A Expired KR870002187B1 (ko) | 1982-07-30 | 1983-07-22 | 알킬피로인산에 의한 인산용액중의 우라늄 추출방법 |
Country Status (16)
Country | Link |
---|---|
US (1) | US4510122A (ko) |
EP (1) | EP0100744B1 (ko) |
KR (1) | KR870002187B1 (ko) |
BR (1) | BR8304067A (ko) |
CA (1) | CA1209808A (ko) |
ES (1) | ES524587A0 (ko) |
FI (1) | FI832749L (ko) |
FR (1) | FR2531102B1 (ko) |
GR (1) | GR78860B (ko) |
IL (1) | IL69342A (ko) |
JO (1) | JO1260B1 (ko) |
MA (1) | MA19852A1 (ko) |
OA (1) | OA07505A (ko) |
PH (1) | PH19136A (ko) |
PT (1) | PT77136B (ko) |
YU (1) | YU157783A (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100675919B1 (ko) * | 2005-11-08 | 2007-06-04 | 정영기 | 원심분리기를 이용한 우라늄 동위원소 분리방법 |
WO2010014562A2 (en) * | 2008-07-31 | 2010-02-04 | Urtek, Llc | Extraction of uranium from wet-process phosphoric acid |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2573415B1 (fr) * | 1984-11-16 | 1986-12-12 | Pechiney Uranium | Procede de recuperation sous forme de fluorure tetravalent de l'uranium extrait de solutions phosphatees |
US5463177A (en) * | 1994-08-23 | 1995-10-31 | General Electric Company | Solvent extraction process |
US8883096B2 (en) | 2008-07-31 | 2014-11-11 | Urtek, Llc | Extraction of uranium from wet-process phosphoric acid |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2847275A (en) * | 1955-01-04 | 1958-08-12 | James H Yeager | Uranium recovery process |
DE1168867B (de) * | 1958-01-29 | 1964-04-30 | Atomic Energy Of Canada Ltd | Vorrichtung zur kontinuierlichen Gegen-stromextraktion von zwei miteinander nicht mischbaren Fluessigkeiten |
US3416320A (en) * | 1967-07-14 | 1968-12-17 | Exxon Research Engineering Co | Turbo-jet propulsion method using emulsified fuels and demulsification |
GB1596410A (en) * | 1976-12-27 | 1981-08-26 | Exxon Research Engineering Co | Liquid membranes and process for uranium recovery therewith |
FR2376688A1 (fr) * | 1977-01-10 | 1978-08-04 | Anglian Water Authority | Procede et appareil pour former une dispersion aqueuse stable de produits a base de silicate |
US4180545A (en) * | 1977-03-25 | 1979-12-25 | Tennessee Valley Authority | Uranium recovery from wet-process phosphoric acid |
US4154698A (en) * | 1977-06-08 | 1979-05-15 | Nalco Chemical Company | Resolution of oil-in-water emulsions containing uranium |
FR2423545A1 (fr) * | 1977-08-25 | 1979-11-16 | Minemet Rech Sa | Procede pour la recuperation de l'uranium contenu dans des solutions phosphatees |
US4243637A (en) * | 1977-10-11 | 1981-01-06 | Occidental Petroleum Company | Uranium recovery from pre-treated phosphoric acid |
US4311676A (en) * | 1978-09-08 | 1982-01-19 | Minemet Recherche | Process for the recovery of uranium contained in phosphated compounds |
US4293529A (en) * | 1978-10-27 | 1981-10-06 | Uranium Recovery Corporation | Process for recovering uranium from wet-process phosphoric acid using alkyl pyrophosphoric acid extractants |
US4292278A (en) * | 1979-02-21 | 1981-09-29 | Wyoming Mineral Corp. | Purification of wet process phosphoric acid as a pretreatment step in the recovery of uranium |
US4287071A (en) * | 1979-10-10 | 1981-09-01 | Occidental Research Corporation | Simultaneous extraction of more than one ion by liquid membrane process |
-
1982
- 1982-07-30 FR FR8213820A patent/FR2531102B1/fr not_active Expired
-
1983
- 1983-07-07 US US06/511,478 patent/US4510122A/en not_active Expired - Fee Related
- 1983-07-08 PH PH29192A patent/PH19136A/en unknown
- 1983-07-20 EP EP83420127A patent/EP0100744B1/fr not_active Expired
- 1983-07-22 KR KR1019830003380A patent/KR870002187B1/ko not_active Expired
- 1983-07-25 MA MA20073A patent/MA19852A1/fr unknown
- 1983-07-25 YU YU01577/83A patent/YU157783A/xx unknown
- 1983-07-26 IL IL69342A patent/IL69342A/xx unknown
- 1983-07-26 GR GR72027A patent/GR78860B/el unknown
- 1983-07-27 OA OA58072A patent/OA07505A/xx unknown
- 1983-07-29 FI FI832749A patent/FI832749L/fi not_active Application Discontinuation
- 1983-07-29 BR BR8304067A patent/BR8304067A/pt unknown
- 1983-07-29 ES ES524587A patent/ES524587A0/es active Granted
- 1983-07-29 CA CA000433538A patent/CA1209808A/fr not_active Expired
- 1983-07-29 PT PT77136A patent/PT77136B/pt unknown
- 1983-07-30 JO JO19831260A patent/JO1260B1/en active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100675919B1 (ko) * | 2005-11-08 | 2007-06-04 | 정영기 | 원심분리기를 이용한 우라늄 동위원소 분리방법 |
WO2010014562A2 (en) * | 2008-07-31 | 2010-02-04 | Urtek, Llc | Extraction of uranium from wet-process phosphoric acid |
WO2010014562A3 (en) * | 2008-07-31 | 2010-04-15 | Urtek, Llc | Extraction of uranium from wet-process phosphoric acid |
Also Published As
Publication number | Publication date |
---|---|
FI832749L (fi) | 1984-01-31 |
CA1209808A (fr) | 1986-08-19 |
OA07505A (fr) | 1985-03-31 |
PH19136A (en) | 1986-01-10 |
IL69342A (en) | 1986-07-31 |
ES8404419A1 (es) | 1984-05-01 |
YU157783A (en) | 1986-04-30 |
GR78860B (ko) | 1984-10-02 |
ES524587A0 (es) | 1984-05-01 |
EP0100744B1 (fr) | 1985-12-18 |
EP0100744A1 (fr) | 1984-02-15 |
BR8304067A (pt) | 1984-03-07 |
JO1260B1 (en) | 1985-04-20 |
PT77136A (fr) | 1983-08-01 |
MA19852A1 (fr) | 1984-04-01 |
KR840005414A (ko) | 1984-11-12 |
FR2531102A1 (fr) | 1984-02-03 |
FI832749A0 (fi) | 1983-07-29 |
FR2531102B1 (fr) | 1986-08-14 |
PT77136B (fr) | 1986-01-24 |
US4510122A (en) | 1985-04-09 |
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