Patents by Inventor Achim Weitze

Achim Weitze 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).

  • Method for producing a latent heat storage material and dialkyl ether as a latent heat storage material
    Patent number: 10654765
    Abstract: The invention relates to a method for producing latent heat storage material from linear alcohols by dehydrating to dialkyl ethers or to olefins, and hydrogenating to paraffins and dialkyl ether as a latent heat storage material.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: May 19, 2020
    Assignee: Sasol Germany GmbH
    Inventors: Holger Ziehe, Achim Weitze, Thoralf Gross
  • Method for Producing a Latent Heat Storage Material and Dialkyl Ether as a Latent Heat Storage Material
    Publication number: 20160257628
    Abstract: The invention relates to a method for producing latent heat storage material from linear alcohols by dehydrating to dialkyl ethers or to olefins, and hydrogenating to paraffins and dialkyl ether as a latent heat storage material.
    Type: Application
    Filed: May 12, 2016
    Publication date: September 8, 2016
    Inventors: Holger Ziehe, Achim Weitze, Thoralf Gross
  • Method for Producing a Latent Heat Storage Material and Dialkyl Ether as a Latent Heat Storage Material
    Publication number: 20110056656
    Abstract: The invention relates to a method for producing latent heat storage material from linear alcohols by dehydrating to dialkyl ethers or to olefins, and hydrating to paraffins and dialkyl ether as a latent heat storage material.
    Type: Application
    Filed: January 15, 2009
    Publication date: March 10, 2011
    Inventors: Holger Ziehe, Achim Weitze, Thoralf Gross
  • Purification of .alpha.-, .beta.- or .gamma.-substituted carboxylic acids
    Patent number: 5965032
    Abstract: The process for purifying an .alpha.-, .beta.- or .gamma.-substituted carboxylic acid or a salt or an ester thereof or a mixture of two or more thereof from an aqueous solution which contains an .alpha.-, .beta.- or .gamma.-substituted carboxylic acid or a salt or an ester thereof or a mixture of two or more thereof and at least one polyol or at least one amino alcohol, wherein the solution is treated by electrodialysis.
    Type: Grant
    Filed: January 27, 1998
    Date of Patent: October 12, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Markus Frede, Christian Dully, Klaus Ditrich, Johann-Peter Melder, Hans-Jurgen Weyer, Achim Weitze