TREA

Purification

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  • CPC
  • C01B17/36
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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B17/00Sulfur Compounds thereof

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C01B17/36Purification
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing particles
    • Patent number 9,868,645
    • Issue date Jan 16, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Takuo Yanagi
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for producing particles
    • Patent number 9,776,880
    • Issue date Oct 3, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Takuo Yanagi
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Glass particles
    • Patent number 9,196,925
    • Issue date Nov 24, 2015
    • Idemitsu Kosan Co., Ltd.
    • Ryo Aburatani
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for separation and purification of sodium sulfide
    • Patent number 9,114,988
    • Issue date Aug 25, 2015
    • Aditya Birla Science and Technology Company Private Limited
    • Sandeep Vasant Chavan
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for purifying lithium sulfide
    • Patent number 8,084,160
    • Issue date Dec 27, 2011
    • Idemitsu Kosan Co., Ltd.
    • Yoshikatsu Seino
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method of producing crystals of anhydrous sodium sulfide
    • Patent number 4,908,043
    • Issue date Mar 13, 1990
    • Sankyo Kasei Co., Ltd.
    • Kannosuke Maeda
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    3635666
    • Patent number 3,635,666
    • Issue date Jan 18, 1972
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2812245
    • Patent number 2,812,245
    • Issue date Nov 5, 1957
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2409392
    • Patent number 2,409,392
    • Issue date Oct 15, 1946
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1736741
    • Patent number 1,736,741
    • Issue date Nov 19, 1929
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1713409
    • Patent number 1,713,409
    • Issue date May 14, 1929
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1503013
    • Patent number 1,503,013
    • Issue date Jul 29, 1924
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1497563
    • Patent number 1,497,563
    • Issue date Jun 10, 1924
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1399216
    • Patent number 1,399,216
    • Issue date Dec 6, 1921
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents