Winning of aromatic fractions

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  • CPC
  • C10C1/08
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Patents Grantslast 30 patents

  • Information Patent Grant

    System and a process for obtaining high purity phenanthrene from ph...

    • Patent number 7,481,908
    • Issue date Jan 27, 2009
    • Council of Scientific and Industrial Research
    • Kaushal Kishore Tiwari
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method of purifying coal tars for use in the production of carbon p...

    • Patent number 4,874,502
    • Issue date Oct 17, 1989
    • Maruzen Petrochemical Co., Ltd.
    • Masatoshi Tsuchitani
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for the preparation of an intermediate pitch for manufactur...

    • Patent number 4,705,618
    • Issue date Nov 10, 1987
    • Maruzen Petrochemical Co., Ltd.
    • Masatoshi Tsuchitani
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    3069347

    • Patent number 3,069,347
    • Issue date Dec 18, 1962
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3036135

    • Patent number 3,036,135
    • Issue date May 22, 1962
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2430416

    • Patent number 2,430,416
    • Issue date Nov 4, 1947
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2263688

    • Patent number 2,263,688
    • Issue date Nov 25, 1941
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents