adding solvents as vapour to prevent naphthalene- or resin deposits

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of preventing metal dusting corrosion of ducts which conduct...

    • Patent number 5,935,517
    • Issue date Aug 10, 1999
    • Metallgesellschaft AG
    • Werner Roll
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3545916

    • Patent number 3,545,916
    • Issue date Dec 8, 1970
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3213593

    • Patent number 3,213,593
    • Issue date Oct 26, 1965
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2957925

    • Patent number 2,957,925
    • Issue date Oct 25, 1960
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2081130

    • Patent number 2,081,130
    • Issue date May 25, 1937
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1977101

    • Patent number 1,977,101
    • Issue date Oct 16, 1934
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1926058

    • Patent number 1,926,058
    • Issue date Sep 12, 1933
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1894419

    • Patent number 1,894,419
    • Issue date Jan 17, 1933
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...