Accessibility Links

Skip to main content Accessibility help
Accessibility feedback
Press / to jump to the search box
Choose what you’re giving feedback on
  • Delete

  • See more
  • Delete

  • See more
  • Report inappropriate predictions
    Quick Settings
    Sign in

    Filters and Topics

    AI Mode
    All
    Images
    Shopping
    Short videos
    Videos
    Forums
    More
    News
    Books
    Web
    Maps
    Tools
    Any time
    Any time
    Past hour
    Past 24 hours
    Past week
    Past month
    Past year
    Custom range...
    Custom date range
    Go
    All results
    All results
    Verbatim
    Advanced Search
    Page 3 of about 1,030,000 results (0.32s)
    Ctrl+Shift+X to select

    Search Results

    Solvent extraction of rare earth elements using phosphonic ...


    R Discovery
    https://discovery.researcher.life › article › solvent-extra...
    R Discovery
    https://discovery.researcher.life › article › solvent-extra...
    Sep 11, 2015 — Solvent extraction of rare earth elements using phosphonic/phosphinic acid mixtures ... separation of Nd from other light rare earth elements. Read more

    CMI Webinar: Rare Earths in Phosphate: Occurrence ...


    YouTube · Critical Materials Innovation Hub
    290+ views · 4 years ago
    YouTube · Critical Materials Innovation Hub
    290+ views · 4 years ago
    46:39
    CMI Webinar: Rare Earths in Phosphate: Occurrence, Significance and Opportunities for Recovery. 295 views · 4 years ago ...more ...
    4 key moments 4 key moments in this video
    From 09:37
    Minerals in Amine Tail
    From 23:14
    Clay Beneficiation & Leaching
    From 29:49
    Flotation Concentrate Leaching
    From 30:53
    Sludge Leaching Three-stage counter current leaching with sulfuric acid
    Critical Materials Innovation Hub
    YouTube ·
    Dec 14, 2021

    CMI Webinar: Rare Earths in Phosphate: Occurrence ...

    YouTube · Critical Materials Innovation Hub · Dec 14, 2021
    YouTube
    In this video
    • 09:37
      Minerals in Amine Tail
    • 23:14
      Clay Beneficiation & Leaching
    • 29:49
      Flotation Concentrate Leaching
    • 30:53
      Sludge Leaching Three-stage counter current leaching with sulfuric acid

    Solvent extraction of rare earth elements using phosphonic ...


    Semantic Scholar
    https://www.semanticscholar.org › paper
    Semantic Scholar
    https://www.semanticscholar.org › paper
    Oct 1, 2015 — This work was examined the extraction and stripping behavior of rare earths (La, Ce, Pr, Nd, Sm) from the hydrochloric acid solution by ... Read more

    Who makes the equipment to refine rare earth materials


    Reddit · r/CriticalMineralStocks
    20+ comments · 4 months ago
    Reddit · r/CriticalMineralStocks
    20+ comments · 4 months ago
    ... Rare - earth separation depends on solvent-extraction chemistry, which uses: Acidic extractants (like di-(2-ethylhexyl) phosphoric acid , D2EHPA). Read more

    Closed-Circuit REE Leaching: Advanced Extraction Methods


    Discovery Alert
    https://discoveryalert.com.au › extraction-rare-earth-ele...
    Discovery Alert
    https://discoveryalert.com.au › extraction-rare-earth-ele...
    7 days ago — Modern SX systems for REE processing typically employ organophosphorus extractants such as D2EHPA (di-2-ethylhexyl phosphoric acid ) or PC-88A (2 ... Read more

    Phosphinic Acid for rare earth separation


    Fitech Material
    https://www.fitechem.com › tag › phosphinic-acid-for-r...
    Fitech Material
    https://www.fitechem.com › tag › phosphinic-acid-for-r...
    Our Phosphinic Acid for rare earth separation are highly valued across diverse international markets, capable of fulfilling a wide array of custom ...

    Synthesis of organic phosphinic acids and studies on the ...


    ScienceDirect.com
    https://www.sciencedirect.com › article › abs › pii
    ScienceDirect.com
    https://www.sciencedirect.com › article › abs › pii
    by J Wang · 2013 · Cited by 44 — For P507, its selectivity for heavy rare earths is poor and the stripping acidity is high, especially for Tm, Yb and Lu. Besides, its separation factors of some ... Read more

    Separation of Phosphorus from Mixed Rare Earth Concentrate ...


    ACS Publications
    https://pubs.acs.org › doi
    ACS Publications
    https://pubs.acs.org › doi
    In the leachate, phosphoric acid was selectively extracted by TBP to achieve the complete separation of phosphoric acid and rare earths. The effects of ... Read more
    Missing: Phosphinic ‎| Show results with: Phosphinic

    Technoeconomic Assessment of Phosphoric Acid and ...


    MDPI
    https://www.mdpi.com › ...
    MDPI
    https://www.mdpi.com › ...
    by GG Jang · 2024 · Cited by 6 — This breakthrough supports a proposed rare earth oxide (REO) recovery process integrating phosphoric acid (PA), elemental phosphorus (P4), and REO into two ... Read more

    Selective extraction of rare earth elements from phosphoric ...


    Archive ouverte HAL
    https://cea.hal.science › ...
    Archive ouverte HAL
    https://cea.hal.science › ...
    A laboratory protocol test is described and carried out to explore the behavior of every main element with some of these resins in the phosphoric acid medium. Read more

    Page Navigation

    Previous 1 2 3 4 5 6 7 8 9 10 Next

    Footer Links

    Bull Run, Virginia
    - From your IP address
    -
    Update location
    Can't update your location
    Learn more
    Updating location...
    Help Send feedback Privacy Terms
    Google apps