Winning of tar oils from tar

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  • CPC
  • C10C1/14
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Patents Grantslast 30 patents

  • Information Patent Grant

    Methods for retrieving, reclaiming, or recycling petroleum-based pr...

    • Patent number 10,640,712
    • Issue date May 5, 2020
    • Stojan Kotefski
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3762890

    • Patent number 3,762,890
    • Issue date Oct 2, 1973
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2449404

    • Patent number 2,449,404
    • Issue date Sep 14, 1948
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1914727

    • Patent number 1,914,727
    • Issue date Jun 20, 1933
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1912396

    • Patent number 1,912,396
    • Issue date Jun 6, 1933
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1912394

    • Patent number 1,912,394
    • Issue date Jun 6, 1933
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1912395

    • Patent number 1,912,395
    • Issue date Jun 6, 1933
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1904161

    • Patent number 1,904,161
    • Issue date Apr 18, 1933
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1849198

    • Patent number 1,849,198
    • Issue date Mar 15, 1932
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1849199

    • Patent number 1,849,199
    • Issue date Mar 15, 1932
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1849197

    • Patent number 1,849,197
    • Issue date Mar 15, 1932
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1826431

    • Patent number 1,826,431
    • Issue date Oct 6, 1931
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1450026

    • Patent number 1,450,026
    • Issue date Mar 27, 1923
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents