Patents by Inventor Klaus Redlich

Klaus Redlich has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fuel oil additives and additized fuel oils having improved cold properties
    Patent number: 7550019
    Abstract: The invention therefore provides an additive for improving the cold flow performance of middle distillates, comprising I) at least one paraffin dispersant which is a derivative of a fatty amine, II) at least one block copolymer of the structure (AB)nA or (AB)m, where A represents blocks which are composed of olefinically unsaturated, aromatic monomers, and B represents blocks which are composed of structural elements based on polyolefins and are capable of cocrystallizing with the paraffins precipitating out of the middle distillate in the course of cooling, and n is a number in the range from 1 to 10 and m is a number in the range from 2 to 10.
    Type: Grant
    Filed: July 21, 2004
    Date of Patent: June 23, 2009
    Assignee: Clariant Produkte (Deutschland) GmbH
    Inventors: Matthias Krull, Heinz Hoffmann, Klaus Redlich
  • Fuel oil additives and additized fuel oils having improved cold properties
    Publication number: 20050016060
    Abstract: The invention therefore provides an additive for improving the cold flow performance of middle distillates, comprising I) at least one paraffin dispersant which is a derivative of a fatty amine, II) at least one block copolymer of the structure (AB)nA or (AB)m, where A represents blocks which are composed of olefinically unsaturated, aromatic monomers, and B represents blocks which are composed of structural elements based on polyolefins and are capable of cocrystallizing with the paraffins precipitating out of the middle distillate in the course of cooling, and n is a number in the range from 1 to 10 and m is a number in the range from 2 to 10.
    Type: Application
    Filed: July 21, 2004
    Publication date: January 27, 2005
    Inventors: Matthias Krull, Heinz Hoffmann, Klaus Redlich