GB1601541A - Redphosphor recovery - Google Patents

Redphosphor recovery Download PDF

Info

Publication number
GB1601541A
GB1601541A GB17712/78A GB1771278A GB1601541A GB 1601541 A GB1601541 A GB 1601541A GB 17712/78 A GB17712/78 A GB 17712/78A GB 1771278 A GB1771278 A GB 1771278A GB 1601541 A GB1601541 A GB 1601541A
Authority
GB
United Kingdom
Prior art keywords
phosphor
red
sediment
dispersion
tube
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
Application number
GB17712/78A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1601541A publication Critical patent/GB1601541A/en
Expired legal-status Critical Current

Links

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
GB17712/78A 1977-05-07 1978-05-04 Redphosphor recovery Expired GB1601541A (en)

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 (1)

Publication Number Publication Date
GB1601541A true GB1601541A (en) 1981-10-28

Family

ID=6008357

Family Applications (1)

Application Number Title Priority Date Filing Date
GB17712/78A Expired GB1601541A (en) 1977-05-07 1978-05-04 Redphosphor recovery

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)

* Cited by examiner, † Cited by third party
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
EP2781623B1 (en) * 2012-07-19 2017-04-05 JX Nippon Mining & Metals Corporation Method for recovering rare earth from rare earth element-containing alloy
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
IT7822929A0 (it) 1978-05-03
FR2389993A1 (enExample) 1978-12-01
IT1118217B (it) 1986-02-24
JPS549180A (en) 1979-01-23
FI781353A7 (fi) 1978-11-08
DE2720668A1 (de) 1978-11-09
FR2389993B1 (enExample) 1983-02-25
DE2720668C3 (de) 1980-03-27
JPS5923586B2 (ja) 1984-06-02
US4240896A (en) 1980-12-23
FI61675C (fi) 1982-09-10
FI61675B (fi) 1982-05-31
US4159931A (en) 1979-07-03
DE2720668B2 (de) 1979-08-02
NL7804472A (nl) 1978-11-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee