DE2720668C3 - Verfahren und Vorrichtung zum Isolieren eines Seltene-Erden-Oxysulfid-Leuchtstoffes aus dem Sediment der Schirmraumabflußkanäle - Google Patents
Verfahren und Vorrichtung zum Isolieren eines Seltene-Erden-Oxysulfid-Leuchtstoffes aus dem Sediment der SchirmraumabflußkanäleInfo
- Publication number
- DE2720668C3 DE2720668C3 DE2720668A DE2720668A DE2720668C3 DE 2720668 C3 DE2720668 C3 DE 2720668C3 DE 2720668 A DE2720668 A DE 2720668A DE 2720668 A DE2720668 A DE 2720668A DE 2720668 C3 DE2720668 C3 DE 2720668C3
- Authority
- DE
- Germany
- Prior art keywords
- phosphor
- rare earth
- electrodes
- electrolysis
- cooling
- 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
- 238000000034 method Methods 0.000 title claims description 24
- 229910052761 rare earth metal Inorganic materials 0.000 title claims description 15
- UAHZTKVCYHJBJQ-UHFFFAOYSA-N [P].S=O Chemical compound [P].S=O UAHZTKVCYHJBJQ-UHFFFAOYSA-N 0.000 title claims description 10
- 239000013049 sediment Substances 0.000 title claims description 10
- 150000002910 rare earth metals Chemical class 0.000 title claims description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 18
- 238000005868 electrolysis reaction Methods 0.000 claims description 12
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 11
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 9
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- JOSWYUNQBRPBDN-UHFFFAOYSA-P ammonium dichromate Chemical compound [NH4+].[NH4+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O JOSWYUNQBRPBDN-UHFFFAOYSA-P 0.000 claims description 6
- 239000005083 Zinc sulfide Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 229910052984 zinc sulfide Inorganic materials 0.000 claims description 5
- UQMZPFKLYHOJDL-UHFFFAOYSA-N zinc;cadmium(2+);disulfide Chemical compound [S-2].[S-2].[Zn+2].[Cd+2] UQMZPFKLYHOJDL-UHFFFAOYSA-N 0.000 claims description 5
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 claims description 5
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 235000019270 ammonium chloride Nutrition 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000010802 sludge Substances 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 2
- 239000003792 electrolyte Substances 0.000 claims 2
- MXYOMOYJMRGJQX-UHFFFAOYSA-N [Cl-].[NH4+].[P] Chemical compound [Cl-].[NH4+].[P] MXYOMOYJMRGJQX-UHFFFAOYSA-N 0.000 claims 1
- 230000002779 inactivation Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- -1 rare earth oxysulfide Chemical class 0.000 description 11
- 239000000243 solution Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 229910052693 Europium Inorganic materials 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 108010043121 Green Fluorescent Proteins Proteins 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- SKQWEERDYRHPFP-UHFFFAOYSA-N [Y].S=O Chemical compound [Y].S=O SKQWEERDYRHPFP-UHFFFAOYSA-N 0.000 description 1
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 description 1
- 150000003868 ammonium compounds Chemical class 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 description 1
- 229910001938 gadolinium oxide Inorganic materials 0.000 description 1
- 229940075613 gadolinium oxide Drugs 0.000 description 1
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000008237 rinsing water Substances 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- 150000003346 selenoethers Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- QWVYNEUUYROOSZ-UHFFFAOYSA-N trioxido(oxo)vanadium;yttrium(3+) Chemical compound [Y+3].[O-][V]([O-])([O-])=O QWVYNEUUYROOSZ-UHFFFAOYSA-N 0.000 description 1
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical class [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
- NWJUKFMMXJODIL-UHFFFAOYSA-N zinc cadmium(2+) selenium(2-) Chemical class [Zn+2].[Se-2].[Se-2].[Cd+2] NWJUKFMMXJODIL-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/01—Recovery of luminescent materials
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Luminescent Compositions (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2720668A DE2720668C3 (de) | 1977-05-07 | 1977-05-07 | Verfahren und Vorrichtung zum Isolieren eines Seltene-Erden-Oxysulfid-Leuchtstoffes aus dem Sediment der Schirmraumabflußkanäle |
| NL7804472A NL7804472A (nl) | 1977-05-07 | 1978-04-26 | Werkwijze en inrichting voor het isoleren van een zeld- zame aarden bevattend fluorescentiemateriaal uit be- zinksel. |
| US05/901,369 US4159931A (en) | 1977-05-07 | 1978-05-01 | Color-television screen-coating room |
| FI781353A FI61675C (fi) | 1977-05-07 | 1978-05-02 | Foerfarande och anordning foer isolering av ett lysaemne av enaellsynt jordmetalls oxisulfid ur avlagringen i skaermru emms avloppskanaler |
| IT2292978A IT1118217B (it) | 1977-05-07 | 1978-05-03 | Disposizione atta a separare un fosforo di terra rara dal sedimento dei canali di scarico di un ambiente per il rivestimento di schermi televisivi e relativo procedimento |
| GB17712/78A GB1601541A (en) | 1977-05-07 | 1978-05-04 | Redphosphor recovery |
| FR7813318A FR2389993B1 (enExample) | 1977-05-07 | 1978-05-05 | |
| JP53053847A JPS5923586B2 (ja) | 1977-05-07 | 1978-05-08 | スクリ−ンコ−テイング室のドレンチヤンネル内の沈降物から希土類けい光体を分離する方法および装置 |
| US06/023,230 US4240896A (en) | 1977-05-07 | 1979-03-23 | Color-television screen-coating room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2720668A DE2720668C3 (de) | 1977-05-07 | 1977-05-07 | Verfahren und Vorrichtung zum Isolieren eines Seltene-Erden-Oxysulfid-Leuchtstoffes aus dem Sediment der Schirmraumabflußkanäle |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2720668A1 DE2720668A1 (de) | 1978-11-09 |
| DE2720668B2 DE2720668B2 (de) | 1979-08-02 |
| DE2720668C3 true DE2720668C3 (de) | 1980-03-27 |
Family
ID=6008357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2720668A Expired DE2720668C3 (de) | 1977-05-07 | 1977-05-07 | Verfahren und Vorrichtung zum Isolieren eines Seltene-Erden-Oxysulfid-Leuchtstoffes aus dem Sediment der Schirmraumabflußkanäle |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US4159931A (enExample) |
| JP (1) | JPS5923586B2 (enExample) |
| DE (1) | DE2720668C3 (enExample) |
| FI (1) | FI61675C (enExample) |
| FR (1) | FR2389993B1 (enExample) |
| GB (1) | GB1601541A (enExample) |
| IT (1) | IT1118217B (enExample) |
| NL (1) | NL7804472A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004262978A (ja) * | 2003-02-20 | 2004-09-24 | Tohoku Techno Arch Co Ltd | 蛍光粉末の回収法 |
| JP5647750B2 (ja) * | 2012-07-19 | 2015-01-07 | Jx日鉱日石金属株式会社 | 希土類元素含有合金からの希土類回収方法 |
| CN106984439B (zh) * | 2017-04-18 | 2019-04-05 | 长春工程学院 | 一种废油回收装置 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2530524A (en) * | 1945-05-16 | 1950-11-21 | William S Hlavin | Liquid treating device |
| US2887444A (en) * | 1957-03-25 | 1959-05-19 | George H Graves | Process of and means for chlorinating swimming pools or the like |
| US3162587A (en) * | 1959-05-08 | 1964-12-22 | Sherritt Gordon Mines Ltd | Electrolytic precipitation of metal sulphides from leach slurries |
| US3348924A (en) * | 1964-05-28 | 1967-10-24 | Gen Telephone & Elect | Recovering excess vanadate phosphor removed from a cathodoluminescent screen |
| US3441488A (en) * | 1964-09-03 | 1969-04-29 | Atomic Energy Commission | Electrolytic desalination of saline water by a differential redox method |
| US3474040A (en) * | 1965-06-18 | 1969-10-21 | Sylvania Electric Prod | Phosphor reclamation |
| US3458415A (en) * | 1966-06-08 | 1969-07-29 | Hughes John F Jun | Method and apparatus for the treatment of liquids and liquid borne minerals and gases |
| US3523904A (en) * | 1967-08-28 | 1970-08-11 | Motorola Inc | Process for reclaiming contaminated phosphors |
| US3575878A (en) * | 1969-04-21 | 1971-04-20 | Sylvania Electric Prod | Process for reclaiming phosphors |
| US3650931A (en) * | 1969-06-05 | 1972-03-21 | Us Interior | Purification of reactive metals |
| US3616326A (en) * | 1969-10-22 | 1971-10-26 | Edward I Onstott | Separation of rare earths by electrolysis with parous carbon electrodes |
| NL160228C (nl) * | 1970-06-13 | 1979-10-15 | Philips Nv | Werkwijze voor het terugwinnen van een luminescerend oxisulfide, vanadaat of oxide van ten minste yttrium en/of een element uit de lanthaanreeks. |
| US3748240A (en) * | 1972-06-07 | 1973-07-24 | Nalco Chemical Co | Sacrificial electrode system for removal of heavy metal ions from waste water |
| US3864273A (en) * | 1972-11-13 | 1975-02-04 | Gen Electric | Process for reclaiming rare-earth phosphors |
-
1977
- 1977-05-07 DE DE2720668A patent/DE2720668C3/de not_active Expired
-
1978
- 1978-04-26 NL NL7804472A patent/NL7804472A/xx not_active Application Discontinuation
- 1978-05-01 US US05/901,369 patent/US4159931A/en not_active Expired - Lifetime
- 1978-05-02 FI FI781353A patent/FI61675C/fi not_active IP Right Cessation
- 1978-05-03 IT IT2292978A patent/IT1118217B/it active
- 1978-05-04 GB GB17712/78A patent/GB1601541A/en not_active Expired
- 1978-05-05 FR FR7813318A patent/FR2389993B1/fr not_active Expired
- 1978-05-08 JP JP53053847A patent/JPS5923586B2/ja not_active Expired
-
1979
- 1979-03-23 US US06/023,230 patent/US4240896A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI781353A7 (fi) | 1978-11-08 |
| US4240896A (en) | 1980-12-23 |
| IT7822929A0 (it) | 1978-05-03 |
| JPS5923586B2 (ja) | 1984-06-02 |
| NL7804472A (nl) | 1978-11-09 |
| DE2720668B2 (de) | 1979-08-02 |
| DE2720668A1 (de) | 1978-11-09 |
| IT1118217B (it) | 1986-02-24 |
| FR2389993B1 (enExample) | 1983-02-25 |
| FI61675B (fi) | 1982-05-31 |
| GB1601541A (en) | 1981-10-28 |
| JPS549180A (en) | 1979-01-23 |
| US4159931A (en) | 1979-07-03 |
| FR2389993A1 (enExample) | 1978-12-01 |
| FI61675C (fi) | 1982-09-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: NOKIA GRAETZ GMBH, 7530 PFORZHEIM, DE |
|
| 8339 | Ceased/non-payment of the annual fee | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: NOKIA UNTERHALTUNGSELEKTRONIK (DEUTSCHLAND) GMBH, |