[go: up one dir, main page]

JPS5250920A - Decomposition method of bastonaesite - Google Patents

Decomposition method of bastonaesite

Info

Publication number
JPS5250920A
JPS5250920A JP50125860A JP12586075A JPS5250920A JP S5250920 A JPS5250920 A JP S5250920A JP 50125860 A JP50125860 A JP 50125860A JP 12586075 A JP12586075 A JP 12586075A JP S5250920 A JPS5250920 A JP S5250920A
Authority
JP
Japan
Prior art keywords
bastonaesite
decomposition method
alkalifluoride
decomposing
rare earth
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
Application number
JP50125860A
Other languages
Japanese (ja)
Other versions
JPS5415250B2 (en
Inventor
Yukio Shinohara
Kazuhiko Takatsuji
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.)
Mitsui Mining and Smelting Co Ltd
Original Assignee
Mitsui Mining and Smelting Co Ltd
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 Mitsui Mining and Smelting Co Ltd filed Critical Mitsui Mining and Smelting Co Ltd
Priority to JP50125860A priority Critical patent/JPS5250920A/en
Publication of JPS5250920A publication Critical patent/JPS5250920A/en
Publication of JPS5415250B2 publication Critical patent/JPS5415250B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

PURPOSE: To extract rare earth metal with mineral acid, without generating hydrogen fluoride by decomposing Bastonaesite with caustic soda, fixing fluorine in water solution as alkalifluoride.
COPYRIGHT: (C)1977,JPO&Japio
JP50125860A 1975-10-21 1975-10-21 Decomposition method of bastonaesite Granted JPS5250920A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50125860A JPS5250920A (en) 1975-10-21 1975-10-21 Decomposition method of bastonaesite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50125860A JPS5250920A (en) 1975-10-21 1975-10-21 Decomposition method of bastonaesite

Publications (2)

Publication Number Publication Date
JPS5250920A true JPS5250920A (en) 1977-04-23
JPS5415250B2 JPS5415250B2 (en) 1979-06-13

Family

ID=14920723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50125860A Granted JPS5250920A (en) 1975-10-21 1975-10-21 Decomposition method of bastonaesite

Country Status (1)

Country Link
JP (1) JPS5250920A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2600081A1 (en) * 1986-03-19 1987-12-18 Rhone Poulenc Chimie PROCESS FOR SEPARATING RARE EARTHS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2600081A1 (en) * 1986-03-19 1987-12-18 Rhone Poulenc Chimie PROCESS FOR SEPARATING RARE EARTHS

Also Published As

Publication number Publication date
JPS5415250B2 (en) 1979-06-13

Similar Documents

Publication Publication Date Title
JPS5250920A (en) Decomposition method of bastonaesite
JPS51116060A (en) Method of fixing fluorine in borofluoride-containing waste liquid
JPS5226759A (en) Method of treating waste water containing borofluoride
JPS5394447A (en) Method of traeting waste water containing ammonia nitrogen
JPS51135173A (en) Method of treating waste liquor containing acids and metal salts there of
JPS53116231A (en) Direct electrolytic descaling method for steel wire
JPS5237574A (en) Water decomposition apparatus using light energy
JPS5367678A (en) Treating method for by-product formed in process of treating exhaust gasby irradiation of radiation
JPS51142864A (en) Treating method of fluorine ion-containing waste liquor
JPS53120100A (en) Decomposition method of nitric acid and or nitric acid ion
JPS52156803A (en) Reaction process
JPS5244793A (en) Refinement of caustic alkali containing fluorine compound
JPS51117196A (en) Method for regeneration of the waste solution of the caustic soda cont aining aluminum
JPS52143971A (en) Treatment of exhaust gas containing hydrogen fluorid e etc.
JPS5227099A (en) Separation method of boron and fluorine from acid solution containing both of boron and fluorine.
JPS53137857A (en) Preparation of cobalt soap
JPS5258094A (en) Method for production of hydrogen by thermochemical disintegration of water
JPS5278702A (en) Extraction of noble metal from wast catalyzer
JPS53125993A (en) Method of treating sulfuric acid containing fluorine
JPS51125687A (en) Process for producing hydrogen by chemical decomposition of water
JPS51149197A (en) Method for production of mercury oxide
JPS5323895A (en) Thermochemical decomposition of water by bromine-alkali earth metal cycle
JPS52103396A (en) Production of wet process phosphoric acid
JPS51148084A (en) Process for assimilating and decomposing of formaldehyde by the use of microorganisms
JPS51139590A (en) Process for producing hydrogen by decomposition of water