FR2485510A1 - Procede d'extraction du palladium a partir de solutions nitriques et son application a la separation palladium-ruthenium - Google Patents
Procede d'extraction du palladium a partir de solutions nitriques et son application a la separation palladium-ruthenium Download PDFInfo
- Publication number
- FR2485510A1 FR2485510A1 FR8014238A FR8014238A FR2485510A1 FR 2485510 A1 FR2485510 A1 FR 2485510A1 FR 8014238 A FR8014238 A FR 8014238A FR 8014238 A FR8014238 A FR 8014238A FR 2485510 A1 FR2485510 A1 FR 2485510A1
- Authority
- FR
- France
- Prior art keywords
- palladium
- acid
- soln
- esp
- nitric
- 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.)
- Granted
Links
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title claims abstract description 119
- 229910052763 palladium Inorganic materials 0.000 title claims abstract description 59
- 239000002904 solvent Substances 0.000 title abstract description 10
- 238000012958 reprocessing Methods 0.000 title abstract description 7
- 239000003758 nuclear fuel Substances 0.000 title abstract description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 title description 9
- 229910017604 nitric acid Inorganic materials 0.000 title description 9
- RYYWUUFWQRZTIU-UHFFFAOYSA-N Thiophosphoric acid Chemical compound OP(O)(S)=O RYYWUUFWQRZTIU-UHFFFAOYSA-N 0.000 title 1
- 125000000217 alkyl group Chemical group 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 19
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims abstract description 14
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052707 ruthenium Inorganic materials 0.000 claims abstract description 12
- 239000002253 acid Substances 0.000 claims abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 6
- NAGJZTKCGNOGPW-UHFFFAOYSA-N dithiophosphoric acid Chemical compound OP(O)(S)=S NAGJZTKCGNOGPW-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000003960 organic solvent Substances 0.000 claims description 16
- 150000002903 organophosphorus compounds Chemical class 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 125000004434 sulfur atom Chemical group 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 2
- 238000000638 solvent extraction Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 23
- 238000000605 extraction Methods 0.000 description 16
- 239000012074 organic phase Substances 0.000 description 12
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 8
- 239000008346 aqueous phase Substances 0.000 description 7
- DQNJHGSFNUDORY-UHFFFAOYSA-N bis(2-ethylhexoxy)-sulfanyl-sulfanylidene-$l^{5}-phosphane Chemical compound CCCCC(CC)COP(S)(=S)OCC(CC)CCCC DQNJHGSFNUDORY-UHFFFAOYSA-N 0.000 description 7
- 238000005192 partition Methods 0.000 description 7
- 239000012071 phase Substances 0.000 description 5
- 229910002651 NO3 Inorganic materials 0.000 description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000003446 ligand Substances 0.000 description 3
- MUJIDPITZJWBSW-UHFFFAOYSA-N palladium(2+) Chemical compound [Pd+2] MUJIDPITZJWBSW-UHFFFAOYSA-N 0.000 description 3
- -1 2-ethylhexyl Chemical group 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000016507 interphase Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052778 Plutonium Inorganic materials 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- QUCVWKXJUNRGHG-UHFFFAOYSA-N bis(2,6-dimethylheptan-4-yloxy)-sulfanyl-sulfanylidene-$l^{5}-phosphane Chemical compound CC(C)CC(CC(C)C)OP(S)(=S)OC(CC(C)C)CC(C)C QUCVWKXJUNRGHG-UHFFFAOYSA-N 0.000 description 1
- XPRULOZMJZDZEF-UHFFFAOYSA-N dibutoxy-sulfanyl-sulfanylidene-$l^{5}-phosphane Chemical compound CCCCOP(S)(=S)OCCCC XPRULOZMJZDZEF-UHFFFAOYSA-N 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 1
- 239000013110 organic ligand Substances 0.000 description 1
- 150000002940 palladium Chemical class 0.000 description 1
- KDLHZDBZIXYQEI-OIOBTWANSA-N palladium-103 Chemical compound [103Pd] KDLHZDBZIXYQEI-OIOBTWANSA-N 0.000 description 1
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 description 1
- WJWSFWHDKPKKES-UHFFFAOYSA-N plutonium uranium Chemical compound [U].[Pu] WJWSFWHDKPKKES-UHFFFAOYSA-N 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011403 purification operation Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- JFALSRSLKYAFGM-OIOBTWANSA-N uranium-235 Chemical compound [235U] JFALSRSLKYAFGM-OIOBTWANSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G55/00—Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
- C01G55/001—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- 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
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
- C22B3/385—Thiophosphoric acids, or esters thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8014238A FR2485510A1 (fr) | 1980-06-26 | 1980-06-26 | Procede d'extraction du palladium a partir de solutions nitriques et son application a la separation palladium-ruthenium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8014238A FR2485510A1 (fr) | 1980-06-26 | 1980-06-26 | Procede d'extraction du palladium a partir de solutions nitriques et son application a la separation palladium-ruthenium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2485510A1 true FR2485510A1 (fr) | 1981-12-31 |
| FR2485510B1 FR2485510B1 (enrdf_load_stackoverflow) | 1984-11-02 |
Family
ID=9243555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8014238A Granted FR2485510A1 (fr) | 1980-06-26 | 1980-06-26 | Procede d'extraction du palladium a partir de solutions nitriques et son application a la separation palladium-ruthenium |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2485510A1 (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0113454A3 (en) * | 1983-01-05 | 1984-12-05 | American Cyanamid Company | Extraction of silver and palladium metals from aqueous solutions using tertiary phosphine sulfides |
| DE3821295A1 (de) * | 1988-06-24 | 1989-12-28 | Kernforschungsz Karlsruhe | Verfahren zur abtrennung von technetium, ruthenium und palladium aus kernbrennstoff-loesungen |
| FR2749192A1 (fr) * | 1996-06-04 | 1997-12-05 | Cytec Tech Corp | Regeneration d'agents d'extraction de metaux en acides dithiophosphores |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3961943A (en) * | 1975-04-18 | 1976-06-08 | The Dow Chemical Company | Process for recovering palladium |
-
1980
- 1980-06-26 FR FR8014238A patent/FR2485510A1/fr active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3961943A (en) * | 1975-04-18 | 1976-06-08 | The Dow Chemical Company | Process for recovering palladium |
Non-Patent Citations (1)
| Title |
|---|
| CA1969 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0113454A3 (en) * | 1983-01-05 | 1984-12-05 | American Cyanamid Company | Extraction of silver and palladium metals from aqueous solutions using tertiary phosphine sulfides |
| DE3821295A1 (de) * | 1988-06-24 | 1989-12-28 | Kernforschungsz Karlsruhe | Verfahren zur abtrennung von technetium, ruthenium und palladium aus kernbrennstoff-loesungen |
| FR2749192A1 (fr) * | 1996-06-04 | 1997-12-05 | Cytec Tech Corp | Regeneration d'agents d'extraction de metaux en acides dithiophosphores |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2485510B1 (enrdf_load_stackoverflow) | 1984-11-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse | ||
| ST | Notification of lapse |