FR2389993B1 - - Google Patents

Info

Publication number
FR2389993B1
FR2389993B1 FR7813318A FR7813318A FR2389993B1 FR 2389993 B1 FR2389993 B1 FR 2389993B1 FR 7813318 A FR7813318 A FR 7813318A FR 7813318 A FR7813318 A FR 7813318A FR 2389993 B1 FR2389993 B1 FR 2389993B1
Authority
FR
France
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
FR7813318A
Other languages
French (fr)
Other versions
FR2389993A1 (enExample
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 FR2389993A1 publication Critical patent/FR2389993A1/fr
Application granted granted Critical
Publication of FR2389993B1 publication Critical patent/FR2389993B1/fr
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)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR7813318A 1977-05-07 1978-05-05 Expired FR2389993B1 (enExample)

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 (2)

Publication Number Publication Date
FR2389993A1 FR2389993A1 (enExample) 1978-12-01
FR2389993B1 true FR2389993B1 (enExample) 1983-02-25

Family

ID=6008357

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7813318A Expired FR2389993B1 (enExample) 1977-05-07 1978-05-05

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
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)

* 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
FI781353A7 (fi) 1978-11-08
US4240896A (en) 1980-12-23
DE2720668C3 (de) 1980-03-27
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
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
TP Transmission of property
ST Notification of lapse