Patents by Inventor Frank Heindl

Frank Heindl 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).

  • SELECTIVE SUPERPARAMAGNETIC SINTERING AND AN INK SUITABLE THEREFOR
    Publication number: 20230119805
    Abstract: Methods can be used for producing three-dimensional objects by powder bed fusion, using inks containing superparamagnetic particles and solvents. Sintering is performed by a magnetic field having a frequency of 50 kHz to 5 GHz.
    Type: Application
    Filed: February 3, 2021
    Publication date: April 20, 2023
    Applicant: Evonik Operations GmbH
    Inventors: Odo Wunnicke, Susanne Leuchs, Tim Hupfeld, Michael Holthausen, Vanessa Vennemann, Dominik Mispelkamp, Maximilian Cornelius, Helmut Mack, Bodo Frings, Thomas Große-Puppendahl, Sylvia Monsheimer, Frank Heindl
  • Granular functionalized silica, process for preparation thereof and use thereof
    Patent number: 11458454
    Abstract: The present invention relates to granular functionalized silicas, wherein the Hg pore volume (<4 ?m) is more than 0.80 ml/g, dQ3=10% is more than 400 ?m, dQ3=90% is less than 3000 ?m, the ratio of d50 without ultrasound exposure to d50 after 3 min of ultrasound exposure is <4.00 and the carbon content is 1.0-15.0% by weight. The inventive granular functionalized silicas can be used as a support material, especially as a support for enzymes.
    Type: Grant
    Filed: June 12, 2013
    Date of Patent: October 4, 2022
    Assignee: Evonik Operations GmbH
    Inventors: Claus-Peter Drexel, Jürgen Meyer, Frank Heindl
  • Coarse support silica particles
    Patent number: 10752510
    Abstract: The present invention relates to novel granular silicas for use as support material, especially as support for catalysts for fixed bed reactors, and to the production and use thereof.
    Type: Grant
    Filed: March 14, 2011
    Date of Patent: August 25, 2020
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Claus-Peter Drexel, Frank Haselhuhn, Frank Heindl, Ralf Rausch, Guenter Stein
  • GRANULAR FUNCTIONALIZED SILICA, PROCESS FOR PREPARATION THEREOF AND USE THEREOF
    Publication number: 20160082415
    Abstract: The present invention relates to granular functionalized silicas, wherein the Hg pore volume (<4 ?m) is more than 0.80 ml/g, dQ3=10% is more than 400 ?m, dQ3=90% is less than 3000 ?m, the ratio of d50 without ultrasound exposure to d50 after 3 min of ultrasound exposure is <4.00 and the carbon content is 1.0-15.0% by weight. The inventive granular functionalized silicas can be used as a support material, especially as a support for enzymes.
    Type: Application
    Filed: June 12, 2013
    Publication date: March 24, 2016
    Inventors: Claus-Peter DREXEL, Jürgen MEYER, Frank HEINDL
  • Precipitated silicic acids for support applications
    Patent number: 8962519
    Abstract: The present invention relates to novel precipitated silicic acids for use as support materials, manufacture thereof and use thereof.
    Type: Grant
    Filed: July 22, 2009
    Date of Patent: February 24, 2015
    Assignee: Evonik Degussa GmbH
    Inventors: Frank Heindl, Claus-Peter Drexel, Frank Haselhuhn
  • COARSE SUPPORT SILICA PARTICLES
    Publication number: 20120322893
    Abstract: The present invention relates to novel granular silicas for use as support material, especially as support for catalysts for fixed bed reactors, and to the production and use thereof.
    Type: Application
    Filed: March 14, 2011
    Publication date: December 20, 2012
    Applicant: EVONIK DEGUSSA GMBH
    Inventors: Claus-Peter Drexel, Frank Haselhuhn, Frank Heindl, Ralf Rausch, Guenter Stein
  • Plant protection composition absorbates and products for plant protection
    Patent number: 8129314
    Abstract: Absorbates having a high loading of particular substances for use in plant protection compositions, the use of a special process for the preparation of the absorbates and products for plant protection comprising the absorbates.
    Type: Grant
    Filed: January 19, 2007
    Date of Patent: March 6, 2012
    Assignee: Evonik Degussa GmbH
    Inventors: Frank Heindl, Claus-Peter Drexel
  • NOVEL PRECIPITATED SILICIC ACIDS FOR SUPPORT APPLICATIONS
    Publication number: 20110136919
    Abstract: The present invention relates to novel precipitated silicic acids for use as support materials, manufacture thereof and use thereof.
    Type: Application
    Filed: July 22, 2009
    Publication date: June 9, 2011
    Inventors: Frank Heindl, Claus-Peter Drexel, Frank Haselhuhn
  • NOVEL PLANT PROTECTION COMPOSITION ABSORBATES AND PRODUCTS FOR PLANT PROTECTION
    Publication number: 20070191225
    Abstract: Absorbates having a high loading of particular substances for use in plant protection compositions, the use of a special process for the preparation of the absorbates and products for plant protection comprising the absorbates.
    Type: Application
    Filed: January 19, 2007
    Publication date: August 16, 2007
    Applicant: DEGUSSA GmbH
    Inventors: Frank Heindl, Claus-Peter Drexel
  • Solid zeolite granulates having improved abrasion resistance, and methods of making them
    Patent number: 6680271
    Abstract: Zeolite granulates having improved abrasion resistance, obtained by spraying the zeolite granulates with an aqueous silica sol solution and then optionally drying and calcining them.
    Type: Grant
    Filed: June 20, 2000
    Date of Patent: January 20, 2004
    Assignee: Grace GmbH & Co. KG
    Inventors: Frank Heindl, Eckehart Roland, Elke Kossel, Oliver Feuer
  • Colorless, low-emission polymer
    Publication number: 20020032266
    Abstract: Low-emission polymers that contain at least one zeolite of structural type ZSM-S.
    Type: Application
    Filed: April 25, 2001
    Publication date: March 14, 2002
    Inventors: Elfriede Sextl, Frank Heindl, Hans-Josef Maier
  • Method of preparing zeolite Y
    Patent number: 5223240
    Abstract: An aqueous suspension of zeolite NaY is treated in with sodium hydroxide solution. The treated zeolite NaY is subsequently dealuminized with silicon tetrachloride.
    Type: Grant
    Filed: January 8, 1992
    Date of Patent: June 29, 1993
    Assignee: Degussa Aktiengesellschaft
    Inventors: Eckehart Roland, Peter Kleinschmit, Akos Kiss, Frank Heindl