NL6618257A - - Google Patents
Info
- Publication number
- NL6618257A NL6618257A NL6618257A NL6618257A NL6618257A NL 6618257 A NL6618257 A NL 6618257A NL 6618257 A NL6618257 A NL 6618257A NL 6618257 A NL6618257 A NL 6618257A NL 6618257 A NL6618257 A NL 6618257A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
- C01F17/241—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion containing two or more rare earth metals, e.g. NdPrO3 or LaNdPrO3
-
- 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)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP30666 | 1965-12-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6618257A true NL6618257A (xx) | 1967-06-29 |
Family
ID=11470202
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL131569D NL131569C (xx) | 1965-12-28 | ||
NL6618257A NL6618257A (xx) | 1965-12-28 | 1966-12-28 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL131569D NL131569C (xx) | 1965-12-28 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3506585A (xx) |
BE (1) | BE691847A (xx) |
FR (1) | FR1515093A (xx) |
GB (1) | GB1173583A (xx) |
NL (2) | NL6618257A (xx) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3637517A (en) * | 1970-01-15 | 1972-01-25 | Sylvania Electric Prod | Process for producing phosphors |
US3649216A (en) * | 1970-05-28 | 1972-03-14 | Sylvania Electric Prod | Cathode luminescent phosphor reclamation |
US4053551A (en) * | 1976-09-02 | 1977-10-11 | Owens-Illinois, Inc. | Methods of recovering terbium oxide from a glass |
DE2818997C2 (de) * | 1978-02-17 | 1980-02-07 | Schweizerische Aluminium Ag, Chippis (Schweiz) | Verfahren zur Rückgewinnung und Trennung von Gadolinium und Gallium aus Schrott |
NO140925C (no) * | 1978-04-14 | 1979-12-12 | Sjeldne Jordarter Forskning | Fremgangsmaate til fremstilling av yttriumoksyd med saerlig store partikler |
US4400360A (en) * | 1982-12-01 | 1983-08-23 | Allied Corporation | Recovery of gadolinium and gallium oxides |
US4405568A (en) * | 1982-12-20 | 1983-09-20 | Allied Corporation | Recovery of gadolinium and gallium oxides |
JPS60161330A (ja) * | 1984-01-31 | 1985-08-23 | Kasei Optonix Co Ltd | 廃希土類蛍光体からの高純度希土類酸化物の回収方法 |
DE3410989A1 (de) * | 1984-03-16 | 1985-09-26 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Verfahren und vorrichtung zur aufarbeitung von stabfoermigen leuchtstofflampen |
JPS6271748A (ja) * | 1985-09-26 | 1987-04-02 | Nippon Ee B S Kk | アンチスキツド装置用液圧制御装置 |
US4799530A (en) * | 1988-02-08 | 1989-01-24 | Precision Castparts Corp. | Method for recovering casting refractory compositions from investment casting slurries |
US5160663A (en) * | 1991-12-09 | 1992-11-03 | Gte Products Corporation | Method of reclaiming lamp phosphor |
CN101649197B (zh) * | 2009-09-01 | 2013-12-11 | 四川九洲光电科技股份有限公司 | 一种回收发光二极管荧光粉的方法 |
CN102897817B (zh) * | 2012-10-17 | 2015-01-28 | 沈阳化工大学 | 一种NaEuF4微米球的制备方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3009767A (en) * | 1945-09-24 | 1961-11-21 | Truman P Kohman | Separation of transuranic elements from rare earth compounds |
US2722471A (en) * | 1952-10-30 | 1955-11-01 | Molybdenum Corp | Method for the separation of rare earths |
US2967088A (en) * | 1956-04-26 | 1961-01-03 | Peters Kurt | Extraction techniques for the separation and purification of metals |
US2943101A (en) * | 1957-04-23 | 1960-06-28 | Peters Kurt | Separation and purification of metals |
GB866715A (en) * | 1957-04-26 | 1961-04-26 | Kurt Peters | Process for separating and purifying elements forming insoluble or difficultly soluble oxalates |
US3348924A (en) * | 1964-05-28 | 1967-10-24 | Gen Telephone & Elect | Recovering excess vanadate phosphor removed from a cathodoluminescent screen |
US3357925A (en) * | 1964-10-29 | 1967-12-12 | Gen Telephone & Elect | Method of preparing vanadate phosphors |
US3291747A (en) * | 1965-03-31 | 1966-12-13 | Gen Telephone And Electronic L | Method for making doped yttrium oxide phosphors |
US3322682A (en) * | 1965-04-23 | 1967-05-30 | American Potash & Chem Corp | Rare earth oxide and vanadate phosphors |
US3449258A (en) * | 1965-07-22 | 1969-06-10 | Westinghouse Electric Corp | Method for preparing europium activated yttrium oxide and gadolinium oxide phosphors |
US3449259A (en) * | 1965-11-17 | 1969-06-10 | Westinghouse Electric Corp | Method of making phosphor raw-mix materials and phosphors |
NL129105C (xx) * | 1965-11-22 |
-
0
- NL NL131569D patent/NL131569C/xx active
-
1966
- 1966-12-20 GB GB5700966A patent/GB1173583A/en not_active Expired
- 1966-12-27 US US60481666 patent/US3506585A/en not_active Expired - Lifetime
- 1966-12-27 BE BE691847D patent/BE691847A/xx unknown
- 1966-12-28 FR FR89161A patent/FR1515093A/fr not_active Expired
- 1966-12-28 NL NL6618257A patent/NL6618257A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR1515093A (fr) | 1968-03-01 |
GB1173583A (en) | 1969-12-10 |
BE691847A (xx) | 1967-05-29 |
NL131569C (xx) | 1900-01-01 |
US3506585A (en) | 1970-04-14 |