Patents by Inventor Joachim Neumeister

Joachim Neumeister 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).

  • Preparation of highly pure methyl tert-butyl ether
    Patent number: 7304188
    Abstract: The invention relates to a process for preparing methyl tert-butyl ether (MTBE) in qualities which are suitable for organic syntheses and for use as a specialty solvent from MTBE in fuel quality.
    Type: Grant
    Filed: June 14, 2003
    Date of Patent: December 4, 2007
    Assignee: OXENO Olefinchemie GmbH
    Inventors: Fritz Obenaus, Wilhelm Droste, Bernhard Scholz, Franz Nierlich, Rainer Malzkorn, Udo Peters, Jochen Praefke, Richard Filipiak, Joachim Neumeister
  • Preparation of highly pure methyl tert-butyl ether
    Publication number: 20060264681
    Abstract: The invention relates to a process for preparing methyl tert-butyl ether (MTBE) in qualities which are suitable for organic syntheses and for use as a specialty solvent from MTBE in fuel quality.
    Type: Application
    Filed: June 14, 2003
    Publication date: November 23, 2006
    Applicant: OXENO OLEFINCHEMIE GMBH
    Inventors: Fritz Obenaus, Wilhelm Droste, Bernhard Scholz, Franz Nierlich, Rainer Malzkorn, Udo Peters, Jochen Praefke, Richard Filipiak, Joachim Neumeister
  • Oligomerization of olefins
    Patent number: 5177282
    Abstract: Olefins are oligomerized by passing a hydrocarbon feedstock mixture containing olefins of from 2 to 8 carbon atoms over a molecular sieve having a pore diameter of from greater than 4 angstroms to 15 angstroms, and then oligomerizing said olefins by passing the hydrocarbon feedstock over a nickel-containing catalyst at a temperature of from 0.degree.to 200.degree. C. and at a pressure of from 1 to 70 bar absolute.
    Type: Grant
    Filed: April 4, 1990
    Date of Patent: January 5, 1993
    Assignee: Huels Aktiengesellschaft
    Inventors: Franz Nierlich, Joachim Neumeister, Thomas Wildt, Wilhelm Droste, Fritz Obenaus
  • Process for low level desulfurization of hydrocarbons
    Patent number: 5146039
    Abstract: A hydrocarbon containing sulfides, disulfides, trisulfides, tetrasulfides or mixtures can be desulfurized by contacting the hydrocarbon with a zeolite containing copper, silver, zinc or mixtures thereof.
    Type: Grant
    Filed: November 6, 1990
    Date of Patent: September 8, 1992
    Assignee: Huels Aktiengesellschaft
    Inventors: Thomas Wildt, Franz Nierlich, Wilhelm Droste, Joachim Neumeister, Bernhard Scholz