Patents Assigned to Tabel- und Metallwerke Gutehoffnungshuette
  • Conduction of a chemically aggressive fluid
    Patent number: 4570680
    Abstract: A chemically aggressive fluid e.g. a fluid containing chlorine or a chlorine compound, is conducted through a polytetrafluorethylene tube coated with lead and covered with a thermal insulation wrapping. Other tubes and/or a heating element may be included in the wrapping.
    Type: Grant
    Filed: August 22, 1980
    Date of Patent: February 18, 1986
    Assignee: Tabel- und Metallwerke Gutehoffnungshuette
    Inventor: Satya P. Ratti