Patents Assigned to VEB Petrochemisches Kombinat Schwedt
  • Process to produce light products and fuel oils for conventional use from heavy metal- and sulfur-rich crude oil residues
    Patent number: 4792389
    Abstract: The invention describes a process for producing light products, such as engine and diesel fuels, and fuel oils for conventional use by thermal conversion of heavy metal- and sulfur-rich-crude oil residues. Thermal cracking of the residues is done by mild cracking in several stages, where the residue remaining after separation of the conversion products of the preceding stage is fed to the respective subsequent stage.
    Type: Grant
    Filed: May 1, 1987
    Date of Patent: December 20, 1988
    Assignees: VEB Petrochemisches Kombinat Schwedt, Toyo Engineering Corporation, Mitsui Coke Co., Ltd.
    Inventors: Werner Frohn, Dieter Bohlmann, Hermann Franke, Werner Zimmermann, Heinz Limmer, Eberhard H/o/ pfner, Horst Lindner, Reinhard Matthey, Henner M/u/ ller, Hans Poppen, Hartmut Sch/u/ tter, Detlev Dietrich